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COURCE DEMO

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master
parameterman 3 years ago
parent 010c84e694
commit 63eca9a2dd
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15
COURCE/.gitignore vendored
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*.iml
.gradle
/local.properties
/.idea/caches
/.idea/libraries
/.idea/modules.xml
/.idea/workspace.xml
/.idea/navEditor.xml
/.idea/assetWizardSettings.xml
.DS_Store
/build
/captures
.externalNativeBuild
.cxx
local.properties

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COURCE/.idea/.gitignore vendored
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# Default ignored files
/shelf/
/workspace.xml

6
COURCE/.idea/compiler.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="CompilerConfiguration">
<bytecodeTargetLevel target="11" />
</component>
</project>

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COURCE/.idea/gradle.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="GradleMigrationSettings" migrationVersion="1" />
<component name="GradleSettings">
<option name="linkedExternalProjectsSettings">
<GradleProjectSettings>
<option name="testRunner" value="GRADLE" />
<option name="distributionType" value="DEFAULT_WRAPPED" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="modules">
<set>
<option value="$PROJECT_DIR$" />
<option value="$PROJECT_DIR$/app" />
</set>
</option>
<option name="resolveModulePerSourceSet" value="false" />
</GradleProjectSettings>
</option>
</component>
</project>

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COURCE/.idea/misc.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="DesignSurface">
<option name="filePathToZoomLevelMap">
<map>
<entry key="..\:/COURCE/app/src/main/res/drawable/ic_baseline_add_circle_outline_24.xml" value="0.1205" />
<entry key="..\:/COURCE/app/src/main/res/drawable/ic_launcher_background.xml" value="0.1205" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_course.xml" value="0.136" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_course_create.xml" value="0.176" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_login.xml" value="0.264" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_main.xml" value="0.22327898550724637" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_modifyactivity.xml" value="0.264" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_participate_in.xml" value="0.176" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_quit_course.xml" value="0.22327898550724637" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_register.xml" value="0.22327898550724637" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_sign_create.xml" value="0.176" />
<entry key="..\:/COURCE/app/src/main/res/layout/activity_sign_in.xml" value="0.109375" />
<entry key="..\:/COURCE/app/src/main/res/layout/course_info.xml" value="0.22327898550724637" />
<entry key="..\:/COURCE/app/src/main/res/layout/course_item.xml" value="0.22327898550724637" />
<entry key="..\:/COURCE/app/src/main/res/layout/dialog.xml" value="0.109375" />
<entry key="..\:/COURCE/app/src/main/res/layout/fragment_personal_infomation.xml" value="0.22327898550724637" />
<entry key="..\:/COURCE/app/src/main/res/layout/sign_item.xml" value="0.22327898550724637" />
<entry key="..\:/COURCE/app/src/main/res/menu/pop_menus_action.xml" value="0.24947916666666667" />
<entry key="..\:/COURCE/app/src/main/res/xml/network_security_config.xml" value="0.22327898550724637" />
</map>
</option>
</component>
<component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/build/classes" />
</component>
<component name="ProjectType">
<option name="id" value="Android" />
</component>
</project>

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COURCE/app/.gitignore vendored
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/build

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COURCE/app/build.gradle
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plugins {
id 'com.android.application'
}
android {
compileSdk 32
defaultConfig {
applicationId "com.example.cource"
minSdk 27
targetSdk 32
versionCode 1
versionName "1.0"
testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
}
}
compileOptions {
sourceCompatibility JavaVersion.VERSION_1_8
targetCompatibility JavaVersion.VERSION_1_8
}
}
dependencies {
implementation 'androidx.appcompat:appcompat:1.3.0'
implementation 'com.google.android.material:material:1.4.0'
implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
implementation 'androidx.legacy:legacy-support-v4:1.0.0'
implementation 'com.google.code.gson:gson:2.9.0'
implementation 'com.growingio.android:okhttp3:3.3.6'
testImplementation 'junit:junit:4.13.2'
androidTestImplementation 'androidx.test.ext:junit:1.1.3'
androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
}

21
COURCE/app/proguard-rules.pro vendored
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# Add project specific ProGuard rules here.
# You can control the set of applied configuration files using the
# proguardFiles setting in build.gradle.
#
# For more details, see
# http://developer.android.com/guide/developing/tools/proguard.html
# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
# public *;
#}
# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable
# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile

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COURCE/app/src/androidTest/java/com/example/cource/ExampleInstrumentedTest.java
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package com.example.cource;
import android.content.Context;
import androidx.test.platform.app.InstrumentationRegistry;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import org.junit.Test;
import org.junit.runner.RunWith;
import static org.junit.Assert.*;
/**
* Instrumented test, which will execute on an Android device.
*
* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
*/
@RunWith(AndroidJUnit4.class)
public class ExampleInstrumentedTest {
@Test
public void useAppContext() {
// Context of the app under test.
Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
assertEquals("com.example.cource", appContext.getPackageName());
}
}

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COURCE/app/src/main/AndroidManifest.xml
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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.cource">
<uses-permission android:name="android.permission.INTERNET" />
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:networkSecurityConfig="@xml/network_security_config"
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/Theme.AppCompat.Light.NoActionBar">
<activity
android:name=".QuitCourse_Activity"
android:exported="false" />
<activity
android:name=".Sign_inActivity"
android:exported="false" />
<activity
android:name=".Modifyactivity"
android:exported="false" />
<activity
android:name=".Participate_in_Activity"
android:exported="false" />
<activity
android:name=".Course_create_Activity"
android:exported="false" />
<activity
android:name=".Sign_CreateActivity"
android:exported="false" />
<activity
android:name=".CourseActivity"
android:exported="false" />
<activity
android:name=".RegisterActivity"
android:exported="false" />
<activity
android:name=".LoginActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name=".MainActivity"
android:exported="false" />
</application>
</manifest>

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COURCE/app/src/main/java/com/example/cource/BaseRespone.java
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package com.example.cource;
public class BaseRespone <T>{
private int code;
private String msg;
public final static int RESPONE_SUCCESS = 0;
private T data;
public BaseRespone() {
}
public int getCode() {
return code;
}
public void setCode(int code) {
this.code = code;
}
public String getMsg() {
return msg;
}
public void setMsg(String msg) {
this.msg = msg;
}
public T getData() {
return data;
}
public void setData(T data) {
this.data = data;
}
}

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COURCE/app/src/main/java/com/example/cource/Constans.java
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package com.example.cource;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
public final class Constans {
private Constans(){
}
public static String Accept="application/json, text/plain, */*";
public static String Content_Type="application/json";
public static String ReqUrl ="http://47.107.52.7:88/member/sign/";
public static String appId = "7a313d4c78764cb89dde6c031efdc480";
public static String appSecret="32939480977be35ff4daf88e1b8c209ce0c12";
public static String all_course = "course/all";
public static String detail = "course/detail";
public static String student= "course/student";
public static String imagePath = "https://guet-lab.oss-cn-guangzhou.aliyuncs.com/api/2022/06/14/Screenshot_2021-10-16_21_47_43.png";
public static String studentdrop= "course/student/drop";
public static String studentselect= "course/student/select";
public static String studentsign = "course/student/sign";
public static String studentsignList = "course/student/signList";
public static String teacher = "course/teacher";
public static String teacherfinished = "course/teacher/finished";
public static String teacherinitiate = "course/teacher/initiate";
public static String teacherpage = "course/teacher/page";
public static String teacherunfinish = "course/teacher/finished";
public static String imageload= "image/load";
public static String userlogin= "user/login";
public static String userrigister= "user/register";
public static String userupdate= "user/update";
}

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COURCE/app/src/main/java/com/example/cource/CourseActivity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
public class CourseActivity extends AppCompatActivity {
private List<signInfo> signRecords;
private List<SignInfo_student> signRecords1;
private TextView sign,action,head;
private ImageView signment;
private SwipeRefreshLayout swipe_course;
private int status=0;
private String signId="0";
private SignAdapterStudent adapter1;
private SignAdapter adapter;
private ListView lv_sign;
private String courseName;
private int courseId,roleId;
private long userId;
private final Callback callback=new okhttp3.Callback(){
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if(response.isSuccessful()){
final String body1 = response.body().string();
Log.println(Log.INFO,"OK",body1);
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<ResponseData<List<SignInfo_student>>>>(){}.getType();
BaseRespone<ResponseData<List<SignInfo_student>>> newUserResponse = gson.fromJson(body1,jsonType);
Log.println(Log.INFO,"records","what3?");
if (newUserResponse.getData()!=null)
{
if (!adapter1.isEmpty()) {
adapter1.clear();
}Log.println(Log.INFO,"records","what2?");
ResponseData<List<SignInfo_student>> u = newUserResponse.getData();
if (!u.getRecords().isEmpty()) {
List<SignInfo_student> s = u.getRecords();
for (SignInfo_student s1:s){
adapter1.add(s1);
}
adapter1.notifyDataSetChanged();
Log.println(Log.INFO,"records","what1?");
}
}Log.println(Log.INFO,"records","what?");
}
});
}else {
String msg = response.message();
int code = response.code();
Log.println(Log.ERROR,"error",String.valueOf(code)+" "+msg);
}
}
};
private final Callback callback1 = new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if(response.isSuccessful()){
String body2 = response.body().string();
Log.println(Log.INFO,"OK",body2);
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<signInfo>>(){}.getType();
BaseRespone<signInfo> newUserResponse = gson.fromJson(body2,jsonType);
signInfo u= newUserResponse.getData();
//Log.println(Log.INFO,"OK",Long.toString(u.getCourseId()));
if (!adapter.isEmpty())
{
adapter.clear();
}else {
adapter.add(u);
adapter.notifyDataSetChanged();
Log.println(Log.INFO,"test","nosign");
}
}
});
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_course);
Intent intent = getIntent();
lv_sign =findViewById(R.id.sign_lv);
signment =findViewById(R.id.introduction);
swipe_course = findViewById(R.id.swipe_course);
courseId = intent.getIntExtra("courseId",0);
userId = intent.getLongExtra("UserId",0);
roleId = intent.getIntExtra("roleId",0);
courseName=intent.getStringExtra("courseName");
head =findViewById(R.id.TvCalendar);
head.setText(courseName);
sign = findViewById(R.id.sign);
action = findViewById(R.id.action);
sign.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
action.setTextColor(0xFFE0DBDB);
sign.setTextColor(0xFF000000);
status=0;
if (roleId==1){
getSign();
}else {
getSignStudent(status);
}
}
});
action.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
status=1;
sign.setTextColor(0xFFE0DBDB);
action.setTextColor(0xFF000000);
if (roleId==0){
getSignStudent(status);
}
}
});
signment.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (roleId==1){
Intent intent1 = new Intent(CourseActivity.this, Sign_CreateActivity.class);
intent1.putExtra("courseName", courseName);
intent1.putExtra("courseId", courseId);
intent1.putExtra("userId", userId);
startActivity(intent1);
}else if (roleId ==0){
Intent intent1 = new Intent(CourseActivity.this, Sign_inActivity.class);
intent1.putExtra("userId", userId);
intent1.putExtra("userSignId", signId);
startActivity(intent1);
}
}
});
Log.println(Log.INFO," Course id:",Integer.toString(courseId));
Log.println(Log.INFO,"user id:",Long.toString(userId));
if (roleId==0){
initData();
}else {
initSign();
}
swipe_course.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
if (roleId==0){
getSignStudent(status);
}else {
getSign();
}
swipe_course.setRefreshing(false);
}
});
}
void getSignStudent(int i){
new Thread(new Runnable() {
@Override
public void run() {
String urlparam;
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
if (i==0){
urlparam = "?courseId="+courseId+"&status=0"+"&userId="+userId;
}else {
urlparam = "?courseId=" + courseId + "&status=1" + "&userId=" + userId;
}
Request request1 = new Request.Builder().url(Constans.ReqUrl+Constans.studentsignList+urlparam)
.headers(Headers.of(map1))
.get()
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request1).enqueue(callback);
}catch (NetworkOnMainThreadException e){
e.printStackTrace();
Log.println(Log.ERROR,"error","error");
}
}
}).start();
}
void initData(){
signRecords1 = new ArrayList<>();
adapter1 = new SignAdapterStudent(CourseActivity.this,R.layout.course_item,signRecords1);
lv_sign.setAdapter(adapter1);
getSignStudent(0);
}
void initSign(){
signRecords = new ArrayList<>();
adapter = new SignAdapter(CourseActivity.this,R.layout.course_item,signRecords);
lv_sign.setAdapter(adapter);
getSign();
}
void getSign(){
//获取签到列表
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
String urlparam = "?courseId="+courseId+"&userId="+userId;
Request request1 = new Request.Builder().url(Constans.ReqUrl+Constans.teacherpage+urlparam)
.headers(Headers.of(map1))
.get()
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request1).enqueue(callback1);
}catch (NetworkOnMainThreadException e){
e.printStackTrace();
Log.println(Log.ERROR,"error","error");
}
}
}).start();
}
}

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COURCE/app/src/main/java/com/example/cource/CourseInfo.java
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package com.example.cource;
public class CourseInfo {
private int courseId;
private String coursePhoto;
private String collegeName;
private String courseName;
private long endTime;
private String introduce;
private String realName;
private long startTime;
private long userID;
private String userName;
public String getCollegeName() {
return collegeName;
}
public void setCollegeName(String collegeName) {
this.collegeName = collegeName;
}
public String getCourseName() {
return courseName;
}
public void setCourseName(String courseName) {
this.courseName = courseName;
}
public String getCoursePhoto() {
return coursePhoto;
}
public void setCoursePhoto(String coursePhoto) {
this.coursePhoto = coursePhoto;
}
public long getEndTime() {
return endTime;
}
public void setEndTime(long endTime) {
this.endTime = endTime;
}
public String getIntroduce() {
return introduce;
}
public void setIntroduce(String intrudoce) {
this.introduce = intrudoce;
}
public String getRealName() {
return realName;
}
public void setRealName(String realName) {
this.realName = realName;
}
public long getStartTime() {
return startTime;
}
public void setStartTime(long startTime) {
this.startTime = startTime;
}
public long getUserID() {
return userID;
}
public void setUserID(long userID) {
this.userID = userID;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public int getCourseId() {
return courseId;
}
public void setCourseId(int courseId) {
this.courseId = courseId;
}
}

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COURCE/app/src/main/java/com/example/cource/CourseResponse.java
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package com.example.cource;
public class CourseResponse<T> {
private int code;
private String msg;
private final static int RESPONE_SUCCESS = 0;
private T data;
private int total;
private int current;
private int size;
public CourseResponse() {
}
public static int getResponeSuccess() {
return RESPONE_SUCCESS;
}
public int getCode() {
return code;
}
public void setCode(int code) {
this.code = code;
}
public String getMsg() {
return msg;
}
public void setMsg(String msg) {
this.msg = msg;
}
public T getData() {
return data;
}
public void setData(T data) {
this.data = data;
}
public int getTotal() {
return total;
}
public void setTotal(int total) {
this.total = total;
}
public int getCurrent() {
return current;
}
public void setCurrent(int current) {
this.current = current;
}
public int getSize() {
return size;
}
public void setSize(int size) {
this.size = size;
}
}

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COURCE/app/src/main/java/com/example/cource/Course_create_Activity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.HashMap;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class Course_create_Activity extends AppCompatActivity {
private Long userid;
private String userName,realName,collegeName;
private EditText StartTime,EndTime,CourseName,Introduction;
private Button create_course;
private Callback callback = new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if (response.isSuccessful()){
final String body = response.body().string();
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<String>>(){}.getType();
BaseRespone<String> stringBaseRespone =gson.fromJson(body,jsonType);
int code = stringBaseRespone.getCode();
String msg = stringBaseRespone.getMsg();
Log.println(Log.INFO,"code",Integer.toString(code)+msg);
if (code ==200){
Toast.makeText(getApplicationContext(),"添加成功",Toast.LENGTH_SHORT).show();
}else Toast.makeText(getApplicationContext(),stringBaseRespone.getMsg(),Toast.LENGTH_SHORT).show();
}
});
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_course_create);
Intent intent = getIntent();
userid=intent.getLongExtra("userId",0);
collegeName = intent.getStringExtra("collegeName");
userName = intent.getStringExtra("userName");
realName = intent.getStringExtra("realName");
Log.println(Log.INFO,"id_course_create_activity",Long.toString(userid));
StartTime = findViewById(R.id.courseStartTime_create);
EndTime = findViewById(R.id.courseEnd_create);
CourseName = findViewById(R.id.courseName_create);
Introduction = findViewById(R.id.courseIntroduction_create);
create_course = findViewById(R.id.Bt_course_create);
create_course.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if(realName ==null||collegeName==null){
Toast.makeText(getApplicationContext(),"请完善个人信息",Toast.LENGTH_SHORT).show();
}else {
courseCreate();
}
}
});
}
void courseCreate(){
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
JSONObject jsonObject = new JSONObject();
Log.println(Log.ERROR,"jsontest","this is");
try {
jsonObject.put("collegeName",collegeName);
jsonObject.put("courseName",CourseName.getText().toString());
jsonObject.put("coursePhoto",Constans.imagePath);
jsonObject.put("realName",realName);
jsonObject.put("endTime",EndTime.getText().toString());
jsonObject.put("introduce",Introduction.getText().toString());
jsonObject.put("startTime",StartTime.getText().toString());
jsonObject.put("userId",userid);
jsonObject.put("userName",userName);
} catch (JSONException e) {
e.printStackTrace();
}
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"),String.valueOf(jsonObject));
Request request = new Request.Builder().url(Constans.ReqUrl+Constans.teacher)
.headers(Headers.of(map1))
.post(requestBody)
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request).enqueue(callback);
}catch (NetworkOnMainThreadException ex){
ex.printStackTrace();
}
}
}).start();
}
}

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COURCE/app/src/main/java/com/example/cource/ErrorInfo.java
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package com.example.cource;
public class ErrorInfo {
private String timestamp;
private String error;
private String message;
private String path;
private int status;
public String getTimestamp() {
return timestamp;
}
public void setTimestamp(String timestamp) {
this.timestamp = timestamp;
}
public String getError() {
return error;
}
public void setError(String error) {
this.error = error;
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public String getPath() {
return path;
}
public void setPath(String path) {
this.path = path;
}
public int getStatus() {
return status;
}
public void setStatus(int status) {
this.status = status;
}
}

8
COURCE/app/src/main/java/com/example/cource/ErrorRespone.java
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package com.example.cource;
public class ErrorRespone<T> {
private T data;
public ErrorRespone() {
}
}

197
COURCE/app/src/main/java/com/example/cource/LoginActivity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.HashMap;
import okhttp3.Call;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class LoginActivity extends AppCompatActivity{
private Button login;
private EditText user,passwd;
private String username,password;
private TextView register;
private CheckBox PwdRem;
private okhttp3.Callback callback =new okhttp3.Callback(){
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if(response.isSuccessful()){
final String body = response.body().string();
int code = response.code();
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<Userinfo>>(){}.getType();
BaseRespone<Userinfo> newUserResponse = gson.fromJson(body,jsonType);
Userinfo u =(Userinfo) newUserResponse.getData();
long code1 = u.getId();
String userName = u.getUserName();
String realName = u.getRealName();
String collegeName = u.getCollegeName();
String roleId = u.getRoleId();
Log.println(Log.INFO,"OK",body);
Log.println(Log.INFO,"cide",Long.toString(code1));
switch (code){
case 500:
Toast.makeText(getApplicationContext(),"未找到该用户",Toast.LENGTH_SHORT).show();
break;
case 200:Intent intent =new Intent(LoginActivity.this,MainActivity.class);
intent.putExtra("id",code1);
intent.putExtra("role",Integer.valueOf(roleId));
intent.putExtra("collegeName",collegeName);
intent.putExtra("userName",userName);
intent.putExtra("realName",realName);
intent.putExtra("email",u.getEmail());
intent.putExtra("idNumber",u.getIdNumber());
intent.putExtra("inTime",u.getInSchoolTime());
intent.putExtra("phone",u.getPhone());
intent.putExtra("gender",u.isGender());
startActivity(intent);
break;
default: Toast.makeText(getApplicationContext(),newUserResponse.getMsg(),Toast.LENGTH_SHORT).show();
break;
}
}
});
}else {
int code = response.code();
Log.println(Log.ERROR,"error",String.valueOf(code));
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
login = findViewById(R.id.login_button);
user = findViewById(R.id.username);
passwd = findViewById(R.id.passwd);
register = findViewById(R.id.register);
PwdRem = findViewById(R.id.RememberPwd);
login.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Rember();
Login();
}
});
register.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
register();
}
});
String spFileName = getResources().getString(R.string.shared_preferences_file_name);
String accountKey = getResources().getString(R.string.login_account_name);
String passwordKey = getResources().getString(R.string.login_password);
String rememberPasswordKey = getResources().getString(R.string.login_remember_password);
SharedPreferences spFile = getSharedPreferences(spFileName, Context.MODE_PRIVATE);
String password = spFile.getString(passwordKey,null);
String account = spFile.getString(accountKey,null);
Boolean rememberPassword = spFile.getBoolean(rememberPasswordKey,false);
if (account!=null&&!TextUtils.isEmpty(account)){
user.setText(account);
}
if (password!=null&&!TextUtils.isEmpty(password)){
passwd.setText(password);
}
PwdRem.setChecked(rememberPassword);
}
void Rember(){
String spFileName = getResources().getString(R.string.shared_preferences_file_name);
String accountKey = getResources().getString(R.string.login_account_name);
String passwordKey = getResources().getString(R.string.login_password);
String rememberPasswordKey = getResources().getString(R.string.login_remember_password);
SharedPreferences spFile = getSharedPreferences(spFileName, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = spFile.edit();
if (PwdRem.isChecked()){
String password = passwd.getText().toString();
String account = user.getText().toString();
editor.putString(accountKey,account);
editor.putString(passwordKey,password);
editor.putBoolean(rememberPasswordKey,true);
editor.apply();
}else{
editor.remove(accountKey);
editor.remove(passwordKey);
editor.remove(rememberPasswordKey);
editor.apply();
}
}
void Login(){
username = user.getText().toString();
password = passwd.getText().toString();
new Thread(new Runnable() {
@Override
public void run() {
UserRequest requestobj = new UserRequest();
requestobj.setPassword(password);
requestobj.setUsername(username);
String urlParam = requestobj.toString();
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
Log.println(Log.INFO,"param",urlParam);
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"), urlParam);
Request request = new Request.Builder().url(Constans.ReqUrl+Constans.userlogin+urlParam)
.addHeader("appId",Constans.appId)
.addHeader("appSecret",Constans.appSecret).post(requestBody).build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request).enqueue(callback);
}catch (NetworkOnMainThreadException ex){
ex.printStackTrace();
}
}
}).start();
}
void register(){
Intent intent = new Intent(LoginActivity.this,RegisterActivity.class);
startActivity(intent);
}
}

367
COURCE/app/src/main/java/com/example/cource/MainActivity.java
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package com.example.cource;
import androidx.annotation.ColorInt;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.PopupMenu;
import android.widget.Switch;
import android.widget.TextView;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class MainActivity extends AppCompatActivity {
private String urlParam,collegeName,userName,realName,phone,email,inTime;
private boolean gender;
private long code,idNumber;
private int roleId;
private ListView recordList;
private List<record> records;
private RecordAdapter adapter;
private TextView all,teaching,studying;
private SwipeRefreshLayout swipe;
private int mode=0;
private ImageView head_image;
private Toolbar mytoolbar;
private Callback callback=new okhttp3.Callback(){
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if(response.isSuccessful()){
final String body = response.body().string();
Log.println(Log.INFO,"OK",body);
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<ResponseData<List<record>>>>(){}.getType();
BaseRespone<ResponseData<List<record>>> newUserResponse = gson.fromJson(body,jsonType);
ResponseData<List<record>> u= newUserResponse.getData();
if (!u.getRecords().isEmpty()) {
adapter.clear();
for (record r : u.getRecords()) {
adapter.add(r);
}
adapter.notifyDataSetChanged();
}
else {
Toast.makeText(getApplicationContext(),"您还没用创建课程",Toast.LENGTH_SHORT).show();
}
int c = newUserResponse.getCode();
if (u!=null){
Log.println(Log.INFO,"code",Integer.toString(c));
int id = u.getCurrent();
Log.println(Log.INFO,"current",Integer.toString(id));
Log.println(Log.INFO,"records",records.get(0).getCoursePhoto());
}
}
});
}else {
/*final String errorbody = response.body().string();
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<ErrorInfo>(){}.getType();
ErrorInfo newUserResponse = gson.fromJson(errorbody,jsonType);
String message =newUserResponse.getMessage();
Log.println(Log.ERROR,"error",message);
}
});*/
String msg = response.message();
int code = response.code();
Log.println(Log.ERROR,"error",String.valueOf(code)+" "+msg);
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Intent intent = getIntent();
collegeName = intent.getStringExtra("collegeName");
realName = intent.getStringExtra("realName");
userName = intent.getStringExtra("userName");
roleId = intent.getIntExtra("role",2);
code = intent.getLongExtra("id",0);
phone = intent.getStringExtra("phone");
email = intent.getStringExtra("email");
inTime = intent.getStringExtra("inTime");
gender = intent.getBooleanExtra("gender",true);
idNumber = intent.getLongExtra("idNumber",0);
Log.println(Log.INFO,"intent",Long.toString(code)+" "+Integer.toString(roleId));
all = findViewById(R.id.all);
teaching = findViewById(R.id.teaching);
studying = findViewById(R.id.study);
head_image = findViewById(R.id.head_image);
mytoolbar = findViewById(R.id.myToolbar);
setSupportActionBar(mytoolbar);
swipe = findViewById(R.id.swipe);
initView();
initCourse();
all.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mode=0;
all.setTextColor(0xFF000000);
teaching.setTextColor(0xFFBBBCBF);
studying.setTextColor(0xFFBBBCBF);
search(0);
}
});
teaching.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (roleId==1){
mode=1;
teaching.setTextColor(0xFF000000);
all.setTextColor(0xFFBBBCBF);
studying.setTextColor(0xFFBBBCBF);
search(1);
}
}
});
studying.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if(roleId==0) {
mode=2;
all.setTextColor(0xFFBBBCBF);
teaching.setTextColor(0xFFBBBCBF);
studying.setTextColor(0xFF000000);
search(2);
}
}
});
head_image.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
achieve(3);
}
});
swipe.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
switch (mode){
case 1:search(1);
break;
case 2:search(2);
break;
default:search(0);
break;
}
swipe.setRefreshing(false);
Toast.makeText(getApplicationContext(),"刷新完成",Toast.LENGTH_SHORT).show();
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.pop_menus_action,menu);
return true;
}
@Override
public boolean onOptionsItemSelected(@NonNull MenuItem item) {
switch (item.getItemId()){
case R.id.participate:
if (roleId==0){
achieve(1);
}else Toast.makeText(MainActivity.this,"您不是学生",Toast.LENGTH_SHORT).show();
return true;
case R.id.create:
if (roleId==1) {
achieve(2);
}else Toast.makeText(MainActivity.this,"您不是教师",Toast.LENGTH_SHORT).show();
return true;
case R.id.drop:
if (roleId==0){
achieve(0);
}else Toast.makeText(MainActivity.this,"您不是学生",Toast.LENGTH_SHORT).show();
default:
return super.onOptionsItemSelected(item);
}
}
void achieve(int id){
Intent intent;
switch (id){
case 0:intent = new Intent(MainActivity.this,QuitCourse_Activity.class);
intent.putExtra("userId",code);
startActivity(intent);
break;
case 1:
intent = new Intent(MainActivity.this,Participate_in_Activity.class);
intent.putExtra("userId",code);
startActivity(intent);
break;
case 2:
intent = new Intent(MainActivity.this,Course_create_Activity.class);
intent.putExtra("userId",code);
intent.putExtra("realName",realName);
intent.putExtra("collegeName",collegeName);
intent.putExtra("userName",userName);
startActivity(intent);
break;
case 3:
intent = new Intent(MainActivity.this,Modifyactivity.class);
intent.putExtra("userId",code);
intent.putExtra("realName",realName);
intent.putExtra("collegeName",collegeName);
intent.putExtra("userName",userName);
intent.putExtra("phone",phone);
intent.putExtra("email",email);
intent.putExtra("inTime",inTime);
intent.putExtra("idNumber",idNumber);
intent.putExtra("gender",gender);
startActivity(intent);
break;
default: break;
}
}
void initView(){
recordList = findViewById(R.id.lv_course);
recordList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
Intent intent = new Intent(MainActivity.this,CourseActivity.class);
record r = adapter.getItem(position);
intent.putExtra("courseName",r.getCourseName());
intent.putExtra("courseId",r.getCourseId());
intent.putExtra("UserId",code);
intent.putExtra("roleId",roleId);
startActivity(intent);
}
});
}
void initCourse(){
records = new ArrayList<>();
adapter = new RecordAdapter(MainActivity.this,R.layout.course_item,records);
recordList.setAdapter(adapter);
refresh();
//Log.println(Log.INFO,"records",records.get(0).toString());
}
void refresh(){
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
Request request1 = new Request.Builder().url(Constans.ReqUrl+Constans.all_course).headers(Headers.of(map1))
.get()
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request1).enqueue(callback);
}catch (NetworkOnMainThreadException e){
e.printStackTrace();
Log.println(Log.ERROR,"error","error");
}
}
}).start();
}
void search(int c){
switch (c){
case 1:urlParam = Constans.teacherunfinish+"?userId="+Long.toString(code);
break;
case 2:urlParam = Constans.student+"?userId="+Long.toString(code);
break;
default:urlParam=Constans.all_course; break;
}
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
Request request1 = new Request.Builder().url(Constans.ReqUrl+urlParam).headers(Headers.of(map1))
.get()
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request1).enqueue(callback);
}catch (NetworkOnMainThreadException e){
e.printStackTrace();
Log.println(Log.ERROR,"error","error");
}
}
}).start();
}
}

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COURCE/app/src/main/java/com/example/cource/Modifyactivity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.HashMap;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class Modifyactivity extends AppCompatActivity {
private TextView collegeName,email,gender,idNumber,inTime,phone,realName,userName;
private Long userId;
private Button modify_button;
private Callback callback = new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if (response.isSuccessful()){
final String body = response.body().string();
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<String>>(){}.getType();
BaseRespone<String> stringBaseRespone =gson.fromJson(body,jsonType);
int code = stringBaseRespone.getCode();
String msg = stringBaseRespone.getMsg();
Log.println(Log.INFO,"code",Integer.toString(code)+msg);
if (code ==200){
Toast.makeText(getApplicationContext(),"修改成功",Toast.LENGTH_SHORT).show();
}else Toast.makeText(getApplicationContext(),stringBaseRespone.getMsg(),Toast.LENGTH_SHORT).show();
}
});
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_modifyactivity);
Intent intent = getIntent();
userId=intent.getLongExtra("userId",0);
collegeName = findViewById(R.id.ed_college_Name_modify);
email = findViewById(R.id.ed_email_modify);
gender = findViewById(R.id.ed_gender_modify);
idNumber = findViewById(R.id.ed_idNumber_modify);
inTime = findViewById(R.id.ed_inSchoolTime_modify);
phone = findViewById(R.id.ed_phone_modify);
realName = findViewById(R.id.ed_realName_modify);
userName = findViewById(R.id.ed_userName_modify);
collegeName.setText(intent.getStringExtra("collegeName"));
realName.setText(intent.getStringExtra("realName"));
userName.setText(intent.getStringExtra("userName"));
if (intent.getLongExtra("idNumber",0)!=0){
String s = Long.toString(intent.getLongExtra("idNumber",0));
idNumber.setText(s);
}
inTime.setText(intent.getStringExtra("inTime"));
phone.setText(intent.getStringExtra("phone"));
email.setText(intent.getStringExtra("email"));
if (intent.getBooleanExtra("gender",true)){
gender.setText("男");
}else gender.setText("女");
modify_button =findViewById(R.id.button_modify);
modify_button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
modify();
}
});
}
void modify(){
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
JSONObject jsonObject = new JSONObject();
Log.println(Log.ERROR,"jsontest","this is");
try {
if (collegeName.getText()!=null) {
jsonObject.put("collegeName", collegeName.getText().toString());
}
if (email.getText()!=null) {
jsonObject.put("email", email.getText().toString());
}
if (gender.getText().toString().equals("男")){
jsonObject.put("gender","true");
}else {
jsonObject.put("gender","false");
}
if (realName.getText().toString()!=null) {
jsonObject.put("realName", realName.getText().toString());
}
if (inTime.getText().toString()!=null) {
jsonObject.put("inSchoolTime", inTime.getText().toString());
}
if (phone.getText().toString()!=null){
jsonObject.put("phone", phone.getText().toString());
}
if (userName.getText().toString()!=null){
jsonObject.put("userName", userName.getText().toString());
}
jsonObject.put("id",userId);
if (idNumber.getText().toString()!=null) {
jsonObject.put("idNumber", idNumber.getText().toString());
}
} catch (JSONException e) {
e.printStackTrace();
}
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"),String.valueOf(jsonObject));
Request request = new Request.Builder().url(Constans.ReqUrl+Constans.userupdate)
.headers(Headers.of(map1))
.post(requestBody)
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request).enqueue(callback);
}catch (NetworkOnMainThreadException ex){
ex.printStackTrace();
}
}
}).start();
}
}

107
COURCE/app/src/main/java/com/example/cource/Participate_in_Activity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.HashMap;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class Participate_in_Activity extends AppCompatActivity {
private Long userId;
private EditText Edit;
private Button Bt_participate;
private Callback callback = new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if (response.isSuccessful()){
final String body = response.body().string();
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<String>>(){}.getType();
BaseRespone<String> newUserResponse = gson.fromJson(body,jsonType);
int code = newUserResponse.getCode();
Log.println(Log.INFO,"cide",Integer.toString(code));
if (code ==200){
Toast.makeText(getApplicationContext(),"加入成功",Toast.LENGTH_SHORT).show();
}else Toast.makeText(getApplicationContext(),newUserResponse.getMsg(),Toast.LENGTH_SHORT).show();
}
});
}else Log.println(Log.INFO,"cide",Integer.toString(response.code())+response.message());
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_participate_in);
Intent intent =getIntent();
userId = intent.getLongExtra("userId",0);
Edit =findViewById(R.id.Edit_courseid);
Bt_participate = findViewById(R.id.Bt_participate_in);
Bt_participate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
participate_in();
}
});
}
void participate_in(){
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
String urlParam ="?"+"courseId="+Edit.getText().toString()+"&userId="+userId;
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"), urlParam);
Request request = new Request.Builder().url(Constans.ReqUrl+Constans.studentselect+urlParam)
.headers(Headers.of(map1))
.post(requestBody).build();
try {
OkHttpClient client = new OkHttpClient() ;
client.newCall(request).enqueue(callback);
}catch (NetworkOnMainThreadException ex){
ex.printStackTrace();
}
}
}).start();
}
}

64
COURCE/app/src/main/java/com/example/cource/PersonalInfomation.java
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package com.example.cource;
import android.os.Bundle;
import androidx.fragment.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
/**
* A simple {@link Fragment} subclass.
* Use the {@link PersonalInfomation#newInstance} factory method to
* create an instance of this fragment.
*/
public class PersonalInfomation extends Fragment {
// TODO: Rename parameter arguments, choose names that match
// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
private static final String ARG_PARAM1 = "param1";
private static final String ARG_PARAM2 = "param2";
// TODO: Rename and change types of parameters
private String mParam1;
private String mParam2;
public PersonalInfomation() {
// Required empty public constructor
}
/**
* Use this factory method to create a new instance of
* this fragment using the provided parameters.
*
* @param param1 Parameter 1.
* @param param2 Parameter 2.
* @return A new instance of fragment PersonalInfomation.
*/
// TODO: Rename and change types and number of parameters
public static PersonalInfomation newInstance(String param1, String param2) {
PersonalInfomation fragment = new PersonalInfomation();
Bundle args = new Bundle();
args.putString(ARG_PARAM1, param1);
args.putString(ARG_PARAM2, param2);
fragment.setArguments(args);
return fragment;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (getArguments() != null) {
mParam1 = getArguments().getString(ARG_PARAM1);
mParam2 = getArguments().getString(ARG_PARAM2);
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
return inflater.inflate(R.layout.fragment_personal_infomation, container, false);
}
}

105
COURCE/app/src/main/java/com/example/cource/QuitCourse_Activity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.HashMap;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class QuitCourse_Activity extends AppCompatActivity {
private Long userId;
private EditText Edit;
private Button Bt_quit;
private Callback callback = new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if (response.isSuccessful()){
final String body = response.body().string();
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<String>>(){}.getType();
BaseRespone<String> newUserResponse = gson.fromJson(body,jsonType);
int code = newUserResponse.getCode();
Log.println(Log.INFO,"cide",Integer.toString(code)+newUserResponse.getMsg());
if (code ==200){
Toast.makeText(getApplicationContext(),"退课成功",Toast.LENGTH_SHORT).show();
}else Toast.makeText(getApplicationContext(),newUserResponse.getMsg(),Toast.LENGTH_SHORT).show();
}
});
}else Log.println(Log.INFO,"cide",Integer.toString(response.code())+response.message());
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_quit_course);
Intent intent =getIntent();
userId = intent.getLongExtra("userId",0);
Edit =findViewById(R.id.Edit_courseid_quit);
Bt_quit = findViewById(R.id.Bt_quit_out);
Bt_quit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
quit();
}
});
}
void quit(){
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
String urlParam ="?"+"courseId="+Edit.getText().toString()+"&userId="+userId;
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"), urlParam);
Request request = new Request.Builder().url(Constans.ReqUrl+Constans.studentdrop+urlParam)
.headers(Headers.of(map1))
.delete(requestBody).build();
try {
OkHttpClient client = new OkHttpClient() ;
client.newCall(request).enqueue(callback);
}catch (NetworkOnMainThreadException ex){
ex.printStackTrace();
}
}
}).start();
}
}

58
COURCE/app/src/main/java/com/example/cource/RecordAdapter.java
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package com.example.cource;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import java.util.List;
public class RecordAdapter extends ArrayAdapter<record> {
private List<record> records;
private Context mContext;
private int resourseId;
public RecordAdapter(Context context,int resourseId,List<record> recordList){
super(context,resourseId,recordList);
this.mContext = context;
this.records=recordList;
this.resourseId = resourseId;
}
@NonNull
@Override
public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
record r = getItem(position);
View view;
final ViewHolder vh;
if(convertView==null){
view = LayoutInflater.from(getContext()).inflate(resourseId,parent,false);
vh= new ViewHolder();
vh.college = view.findViewById(R.id.college);
vh.name = view.findViewById(R.id.name_course);
vh.course_id = view.findViewById(R.id.id_course);
view.setTag(vh);
}else{
view = convertView;
vh = (ViewHolder) view.getTag();
}
vh.course_id.setText(Integer.toString(r.getCourseId()));
vh.college.setText(r.getCollegeName());
vh.name.setText(r.getCourseName());
return view;
}
class ViewHolder{
TextView name;
TextView course_id;
TextView college;
}
}

138
COURCE/app/src/main/java/com/example/cource/RegisterActivity.java
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package com.example.cource;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.JsonObject;
import com.google.gson.reflect.TypeToken;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONStringer;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.HashMap;
import okhttp3.Call;
import okhttp3.FormBody;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
import okhttp3.internal.http2.Header;
import okio.BufferedSink;
public class RegisterActivity extends AppCompatActivity {
private EditText user,passwd,role;
private Button register;
private okhttp3.Callback callback =new okhttp3.Callback(){
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if(response.isSuccessful()){
final String body = response.body().string();
Log.println(Log.INFO,"OK",body);
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<Userinfo>>(){}.getType();
BaseRespone<Userinfo> newUserResponse = gson.fromJson(body,jsonType);
Userinfo u =newUserResponse.getData();
int c = newUserResponse.getCode();
if (u==null){
Log.println(Log.INFO,"code",Integer.toString(c));
if (c==200){
Toast.makeText(getApplicationContext(),"注册成功",Toast.LENGTH_SHORT).show();
}else Toast.makeText(getApplicationContext(),newUserResponse.getMsg(),Toast.LENGTH_SHORT).show();
}
}
});
}else {
String msg = response.message();
int code = response.code();
Log.println(Log.ERROR,"error",String.valueOf(code)+" "+msg);
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_register);
user = findViewById(R.id.user_register);
passwd = findViewById(R.id.Pwd_register);
role = findViewById(R.id.Role_register);
register = findViewById(R.id.button_register);
register.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
RegisterIn();
}
});
}
void RegisterIn(){
String username = String.valueOf(user.getText());
String password = String.valueOf(passwd.getText());
String rol = String.valueOf(role.getText());
Log.println(Log.INFO,"username",String.valueOf(username));
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
JSONObject jsonObject = new JSONObject();
Log.println(Log.ERROR,"jsontest","this is");
try {
jsonObject.put("password",password);
jsonObject.put("roleId",Integer.valueOf(rol));
jsonObject.put("userName",username);
} catch (JSONException e) {
e.printStackTrace();
}
String json = "password"+password+","+"roleId"+rol+","+"userName"+username;
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"), String.valueOf(jsonObject));
Request request1 = new Request.Builder().url(Constans.ReqUrl+Constans.userrigister).headers(Headers.of(map1))
.post(requestBody)
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request1).enqueue(callback);
}catch (NetworkOnMainThreadException e){
e.printStackTrace();
Log.println(Log.ERROR,"error","error");
}
}
}).start();
}
}

40
COURCE/app/src/main/java/com/example/cource/ResponseData.java
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package com.example.cource;
public class ResponseData <T>{
private T records;
private int total;
private int size;
private int current;
public T getRecords() {
return records;
}
public void setRecords(T records) {
this.records = records;
}
public int getTotal() {
return total;
}
public void setTotal(int total) {
this.total = total;
}
public int getSize() {
return size;
}
public void setSize(int size) {
this.size = size;
}
public int getCurrent() {
return current;
}
public void setCurrent(int current) {
this.current = current;
}
}

57
COURCE/app/src/main/java/com/example/cource/SignAdapter.java
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package com.example.cource;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import java.util.List;
public class SignAdapter extends ArrayAdapter<signInfo> {
private List<signInfo> records;
private Context mContext;
private int resourseId;
public SignAdapter(Context context,int resourseId,List<signInfo> recordList){
super(context,resourseId,recordList);
this.mContext = context;
this.records=recordList;
this.resourseId = resourseId;
}
@NonNull
@Override
public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
signInfo r = getItem(position);
View view;
final ViewHolder vh;
if(convertView==null){
view = LayoutInflater.from(getContext()).inflate(resourseId,parent,false);
vh= new ViewHolder();
vh.name = view.findViewById(R.id.college);
vh.course_id = view.findViewById(R.id.name_course);
vh.courseNum = view.findViewById(R.id.id_course);
view.setTag(vh);
}else{
view = convertView;
vh = (ViewHolder) view.getTag();
}
vh.course_id.setText("课程ID:"+Long.toString(r.getCourseId()));
vh.courseNum.setText(Integer.toString(r.getCourseNum()));
vh.name.setText(r.getCourseName());
return view;
}
class ViewHolder{
TextView name;
TextView course_id;
TextView courseNum;
}
}

57
COURCE/app/src/main/java/com/example/cource/SignAdapterStudent.java
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package com.example.cource;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import java.util.List;
public class SignAdapterStudent extends ArrayAdapter<SignInfo_student> {
private List<SignInfo_student> records;
private Context mContext;
private int resourseId;
public SignAdapterStudent(Context context,int resourseId,List<SignInfo_student> recordList){
super(context,resourseId,recordList);
this.mContext = context;
this.records=recordList;
this.resourseId = resourseId;
}
@NonNull
@Override
public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
SignInfo_student r = getItem(position);
View view;
final ViewHolder vh;
if(convertView==null){
view = LayoutInflater.from(getContext()).inflate(resourseId,parent,false);
vh= new ViewHolder();
vh.name = view.findViewById(R.id.name_course);
vh.college = view.findViewById(R.id.college);
vh.course_id = view.findViewById(R.id.id_course);
view.setTag(vh);
}else{
view = convertView;
vh = (ViewHolder) view.getTag();
}
vh.course_id.setText(r.getCourseAddr());
vh.college.setText("用户签到id:"+r.getUserSignId());
vh.name.setText(r.getCourseName());
return view;
}
class ViewHolder{
TextView name;
TextView course_id;
TextView college;
}
}

41
COURCE/app/src/main/java/com/example/cource/SignInfo_student.java
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package com.example.cource;
public class SignInfo_student {
private String courseName;
private String courseAddr;
private String createTime;
private String userSignId;
public String getCourseName() {
return courseName;
}
public void setCourseName(String courseName) {
this.courseName = courseName;
}
public String getCourseAddr() {
return courseAddr;
}
public void setCourseAddr(String courseAddr) {
this.courseAddr = courseAddr;
}
public String getCreateTime() {
return createTime;
}
public void setCreateTime(String createTime) {
this.createTime = createTime;
}
public String getUserSignId() {
return userSignId;
}
public void setUserSignId(String userSignId) {
this.userSignId = userSignId;
}
}

137
COURCE/app/src/main/java/com/example/cource/Sign_CreateActivity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.lang.reflect.Type;
import java.text.SimpleDateFormat;
import java.util.HashMap;
import java.util.Locale;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class Sign_CreateActivity extends AppCompatActivity {
private Long startTime,terminalTime;
private Button add_button;
private EditText beginT,endT,Addr,sign;
private String courseAddr,courseName;
private int signCode,courseId,total;
private Long beginTime,endTime,userId;
private Callback callback = new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG","Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if(response.isSuccessful()){
final String body = response.body().string();
Log.println(Log.INFO,"OK",body);
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<String>>(){}.getType();
BaseRespone<String> newUserResponse = gson.fromJson(body,jsonType);
String u= newUserResponse.getData();
int c = newUserResponse.getCode();
if (c==200){
Log.println(Log.INFO,"code",Integer.toString(c));
Toast.makeText(getApplicationContext(),"发起成功",Toast.LENGTH_SHORT).show();
}else Toast.makeText(getApplicationContext(),"发起签到失败",Toast.LENGTH_SHORT).show();
}
});
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_sign_create);
Intent intent = getIntent();
courseName = intent.getStringExtra("courseName");
courseId=intent.getIntExtra("courseId",0);
userId=intent.getLongExtra("userId",0);
beginT=findViewById(R.id.beginTime);
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy年MM月dd日HH时mm分ss秒", Locale.getDefault());
startTime = System.currentTimeMillis();
terminalTime = startTime+300000;
beginT.setText(simpleDateFormat.format(startTime));
endT=findViewById(R.id.ed_endtime);
endT.setText(simpleDateFormat.format(terminalTime));
Addr = findViewById(R.id.courseAddr);
sign = findViewById(R.id.signcode);
add_button = findViewById(R.id.add_button);
Log.println(Log.INFO,"userId",Long.toString(userId));
Log.println(Log.INFO,"courseId",Long.toString(courseId));
add_button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
add_sign();
}
});
}
void add_sign(){
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
JSONObject jsonObject = new JSONObject();
Log.println(Log.ERROR,"jsontest","this is");
try {
jsonObject.put("courseName",courseName);
jsonObject.put("userId",userId);
jsonObject.put("courseId",courseId);
jsonObject.put("courseAddr",Addr.getText().toString());
jsonObject.put("beginTime",startTime);
jsonObject.put("endTime",terminalTime);
jsonObject.put("signCode",sign.getText().toString());
jsonObject.put("total",99);
} catch (JSONException e) {
e.printStackTrace();
}
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"),String.valueOf(jsonObject));
Request request = new Request.Builder().url(Constans.ReqUrl+Constans.teacherinitiate)
.headers(Headers.of(map1))
.post(requestBody)
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request).enqueue(callback);
}catch (NetworkOnMainThreadException ex){
ex.printStackTrace();
}
}
}).start();
}
}

126
COURCE/app/src/main/java/com/example/cource/Sign_inActivity.java
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package com.example.cource;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.os.NetworkOnMainThreadException;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.List;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Headers;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class Sign_inActivity extends AppCompatActivity {
private Long userId;
private String signCode;
private EditText ed_sign,userSignId;
private Button bt_sign;
private final Callback callback=new okhttp3.Callback() {
@Override
public void onFailure(Call call, IOException e) {
Log.e("TAG", "Failed to connect server!");
e.printStackTrace();
}
@Override
public void onResponse(Call call, Response response) throws IOException {
if (response.isSuccessful()) {
final String body = response.body().string();
Log.println(Log.INFO, "OK", body);
runOnUiThread(new Runnable() {
@Override
public void run() {
Gson gson = new Gson();
Type jsonType = new TypeToken<BaseRespone<String>>() {}.getType();
BaseRespone<String> newUserResponse = gson.fromJson(body, jsonType);
int code = newUserResponse.getCode();
if (code==200){
Toast.makeText(getApplicationContext(),"签到成功",Toast.LENGTH_SHORT).show();
}else {
Toast.makeText(getApplicationContext(),"签到失败",Toast.LENGTH_SHORT).show();
}
}
});
} else {
String msg = response.message();
int code = response.code();
Log.println(Log.ERROR, "error", String.valueOf(code) + " " + msg);
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_sign_in);
Intent intent = getIntent();
userId = intent.getLongExtra("userId",0);
userSignId = findViewById(R.id.userSignId);
ed_sign = findViewById(R.id.Edit_Signcode);
bt_sign =findViewById(R.id.Bt_sign_in);
bt_sign.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
sign_in();
}
});
}
void sign_in(){
new Thread(new Runnable() {
@Override
public void run() {
HashMap<String,String> map1 = new HashMap<String,String>();
map1.put("Accept",Constans.Accept);
map1.put("Content-Type",Constans.Content_Type);
map1.put("appId",Constans.appId);
map1.put("appSecret",Constans.appSecret);
JSONObject jsonObject = new JSONObject();
try {
jsonObject.put("signCode",ed_sign.getText().toString());
jsonObject.put("userId",userId);
jsonObject.put("userSignId",userSignId.getText().toString());
} catch (JSONException e) {
e.printStackTrace();
}
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json"),String.valueOf(jsonObject));
Request request1 = new Request.Builder().url(Constans.ReqUrl+Constans.studentsign)
.headers(Headers.of(map1))
.post(requestBody)
.build();
try {
OkHttpClient client = new OkHttpClient();
client.newCall(request1).enqueue(callback);
}catch (NetworkOnMainThreadException e){
e.printStackTrace();
Log.println(Log.ERROR,"error","error");
}
}
}).start();
}
}

43
COURCE/app/src/main/java/com/example/cource/UserRequest.java
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package com.example.cource;
public class UserRequest {
private String username;
private String password;
private int roleId;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
@Override
public String toString() {
String retvalue;
retvalue = "?"+"password="+password+"&username="+username;
return retvalue;
}
public String toRegisterString(){
String retvalue;
retvalue = "?"+"password="+password+"&username="+username+"&roleId="+roleId;
return retvalue;
}
public int getRoleId() {
return roleId;
}
public void setRoleId(int roleId) {
this.roleId = roleId;
}
}

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COURCE/app/src/main/java/com/example/cource/Userinfo.java
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package com.example.cource;
public class Userinfo {
private long id;
private String appKey;
private String userName;
private String roleId;
private String realName;
private long idNumber;
private String collegeName;
private boolean gender=true;
private String phone;
private String email;
private String avatar;
private String inSchoolTime;
private String createTime;
private String lastUpdateTime;
public String getCollegeName() {
return collegeName;
}
public void setCollegeName(String collegeName) {
this.collegeName = collegeName;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public boolean isGender() {
return gender;
}
public void setGender(boolean gender) {
this.gender = gender;
}
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public long getIdNumber() {
return idNumber;
}
public void setIdNumber(long idNumber) {
this.idNumber = idNumber;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
}
public String getRealName() {
return realName;
}
public void setRealName(String realName) {
this.realName = realName;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public String getRoleId() {
return roleId;
}
public void setRoleId(String roleId) {
this.roleId = roleId;
}
public String getAppKey() {
return appKey;
}
public void setAppKey(String appKey) {
this.appKey = appKey;
}
public void setAvatar(String avatar) {
this.avatar = avatar;
}
public void setInSchoolTime(String inSchoolTime) {
this.inSchoolTime = inSchoolTime;
}
public String getCreateTime() {
return createTime;
}
public void setCreateTime(String createTime) {
this.createTime = createTime;
}
public String getLastUpdateTime() {
return lastUpdateTime;
}
public void setLastUpdateTime(String lastUpdateTime) {
this.lastUpdateTime = lastUpdateTime;
}
public String getAvatar() {
return avatar;
}
public String getInSchoolTime() {
return inSchoolTime;
}
}

40
COURCE/app/src/main/java/com/example/cource/record.java
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package com.example.cource;
public class record {
private int courseId;
private String courseName;
private String coursePhoto;
private String collegeName;
public int getCourseId() {
return courseId;
}
public void setCourseId(int courseId) {
this.courseId = courseId;
}
public String getCourseName() {
return courseName;
}
public void setCourseName(String courseName) {
this.courseName = courseName;
}
public String getCoursePhoto() {
return coursePhoto;
}
public void setCoursePhoto(String coursePhoto) {
this.coursePhoto = coursePhoto;
}
public String getCollegeName() {
return collegeName;
}
public void setCollegeName(String collegeName) {
this.collegeName = collegeName;
}
}

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COURCE/app/src/main/java/com/example/cource/signInfo.java
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package com.example.cource;
public class signInfo {
private String courseName;
private Long courseId;
private int courseNum;
public String getCourseName() {
return courseName;
}
public void setCourseName(String courseName) {
this.courseName = courseName;
}
public Long getCourseId() {
return courseId;
}
public void setCourseId(Long courseId) {
this.courseId = courseId;
}
public int getCourseNum() {
return courseNum;
}
public void setCourseNum(int courseNum) {
this.courseNum = courseNum;
}
}

30
COURCE/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
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android:viewportHeight="108">
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android:endX="85.84757"
android:endY="92.4963"
android:startX="42.9492"
android:startY="49.59793"
android:type="linear">
<item
android:color="#44000000"
android:offset="0.0" />
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android:offset="1.0" />
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</aapt:attr>
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android:fillType="nonZero"
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android:strokeColor="#00000000" />
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="108dp"
android:height="108dp"
android:viewportWidth="108"
android:viewportHeight="108">
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android:fillColor="#3DDC84"
android:pathData="M0,0h108v108h-108z" />
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android:fillColor="#00000000"
android:pathData="M9,0L9,108"
android:strokeWidth="0.8"
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android:strokeColor="#33FFFFFF" />
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189
COURCE/app/src/main/res/layout/activity_course.xml
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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".CourseActivity">
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_weight="1"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:layout_marginHorizontal="16dp"
android:id="@+id/TvCalendar"
android:textStyle="bold"
android:textSize="20sp"
android:textColor="@color/black"
android:padding="12dp"
android:textAlignment="gravity"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginBottom="24dp"
android:layout_width="match_parent"
android:layout_height="60dp"/>
<View
android:id="@+id/divider1"
android:layout_marginHorizontal="16dp"
app:layout_constraintTop_toBottomOf="@+id/TvCalendar"
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="@color/gray"
/>
<LinearLayout
android:id="@+id/diver2"
android:orientation="horizontal"
android:layout_marginTop="24dp"
app:layout_constraintTop_toBottomOf="@+id/divider1"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<ImageView
android:id="@+id/professor"
android:src="@drawable/teacher"
android:layout_marginStart="48dp"
android:layout_marginEnd="16dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
<ImageView
android:src="@drawable/introduction"
android:id="@+id/introduction"
android:layout_marginHorizontal="16dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
<ImageView
android:id="@+id/member"
android:src="@drawable/member2"
android:layout_marginHorizontal="16dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
<ImageView
android:id="@+id/group"
android:src="@drawable/group1"
android:layout_marginStart="16dp"
android:layout_marginEnd="48dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
</LinearLayout>
<LinearLayout
app:layout_constraintTop_toBottomOf="@+id/diver2"
android:orientation="horizontal"
android:layout_marginTop="24dp"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/pro_label"
android:text="教师"
android:textAlignment="center"
android:textStyle="bold"
android:textSize="22sp"
android:layout_marginStart="48dp"
android:layout_marginEnd="16dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
<TextView
android:id="@+id/intro_label"
android:text="签到"
android:textAlignment="center"
android:textStyle="bold"
android:textSize="22sp"
android:layout_marginHorizontal="16dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
<TextView
android:id="@+id/mem_label"
android:text="成员"
android:textAlignment="center"
android:textStyle="bold"
android:textSize="22sp"
android:layout_marginHorizontal="16dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
<TextView
android:id="@+id/group_label"
android:text="分组"
android:textAlignment="center"
android:textStyle="bold"
android:textSize="22sp"
android:layout_marginStart="16dp"
android:layout_width="48dp"
android:layout_height="48dp"/>
</LinearLayout>
</androidx.constraintlayout.widget.ConstraintLayout>
<View
android:layout_width="match_parent"
android:layout_height="8dp"
android:background="@color/gray_light"
/>
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_weight="6"
>
<TextView
android:id="@+id/routine"
android:text="学习日志"
android:textStyle="bold"
android:textSize="20sp"
android:textColor="@color/black"
android:layout_marginHorizontal="16dp"
app:layout_constraintTop_toTopOf="parent"
android:layout_width="match_parent"
android:layout_height="30dp"/>
<LinearLayout
android:layout_marginHorizontal="16dp"
android:id="@+id/LineLayout"
app:layout_constraintTop_toBottomOf="@+id/routine"
android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="30dp">
<TextView
android:id="@+id/sign"
android:textStyle="bold"
android:textColor="@color/black"
android:text="未签到"
android:textSize="20sp"
android:layout_weight="1"
android:layout_width="wrap_content"
android:layout_height="match_parent"/>
<TextView
android:id="@+id/action"
android:textStyle="bold"
android:textColor="@color/gray"
android:text="已签到"
android:textSize="20sp"
android:layout_weight="1"
android:layout_width="wrap_content"
android:layout_height="match_parent"/>
</LinearLayout>
<View
app:layout_constraintTop_toBottomOf="@+id/LineLayout"
android:id="@+id/div"
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_marginHorizontal="16dp"
android:background="@color/gray"
/>
<androidx.swiperefreshlayout.widget.SwipeRefreshLayout
android:id="@+id/swipe_course"
android:layout_marginHorizontal="14dp"
app:layout_constraintTop_toBottomOf="@+id/div"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
android:layout_width="match_parent"
android:layout_height="0dp">
<ListView
android:id="@+id/sign_lv"
android:layout_margin="14dp"
android:divider="@android:color/transparent"
android:layout_width="match_parent"
android:layout_height="0dp"
/>
</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
</androidx.constraintlayout.widget.ConstraintLayout>
</LinearLayout>

97
COURCE/app/src/main/res/layout/activity_course_create.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".Course_create_Activity">
<View
android:background="@color/gray_light"
android:id="@+id/head_course_create"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_weight="1"
android:layout_width="match_parent"
android:layout_height="80dp"/>
<TextView
android:text="课程名称"
android:textStyle="bold"
android:textSize="14sp"
android:id="@+id/courseName_create_tv"
android:layout_marginVertical="24dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/head_course_create"
app:layout_constraintBottom_toTopOf="@+id/courseName_create"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:id="@+id/courseName_create"
app:layout_constraintTop_toBottomOf="@+id/courseName_create_tv"
android:layout_marginVertical="12dp"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="开课时间"
android:textStyle="bold"
android:textSize="14sp"
android:id="@+id/courseStartTime_create_tv"
android:layout_marginVertical="24dp"
app:layout_constraintTop_toBottomOf="@+id/courseName_create"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:id="@+id/courseStartTime_create"
app:layout_constraintTop_toBottomOf="@+id/courseStartTime_create_tv"
android:layout_marginVertical="12dp"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="课程介绍"
android:textStyle="bold"
android:textSize="14sp"
android:id="@+id/courseIntroduction_create_tv"
android:layout_marginVertical="24dp"
app:layout_constraintTop_toBottomOf="@+id/courseStartTime_create"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:id="@+id/courseIntroduction_create"
android:layout_marginVertical="12dp"
android:layout_marginHorizontal="48dp"
app:layout_constraintTop_toBottomOf="@+id/courseIntroduction_create_tv"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="结课时间"
android:textStyle="bold"
android:textSize="14sp"
android:id="@+id/courseEnd_create_tv"
android:layout_marginVertical="24dp"
app:layout_constraintTop_toBottomOf="@+id/courseIntroduction_create"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:id="@+id/courseEnd_create"
android:layout_marginVertical="12dp"
android:layout_marginHorizontal="48dp"
app:layout_constraintTop_toBottomOf="@+id/courseEnd_create_tv"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<Button
android:id="@+id/Bt_course_create"
android:text="添加"
android:textStyle="bold"
android:textSize="20sp"
android:layout_margin="48dp"
app:layout_constraintTop_toBottomOf="@+id/courseEnd_create"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
</androidx.constraintlayout.widget.ConstraintLayout>

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COURCE/app/src/main/res/layout/activity_login.xml
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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".LoginActivity"
android:orientation="vertical">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_weight="1">
<ImageView
android:id="@+id/image"
android:layout_width="108dp"
android:layout_height="108dp"
android:layout_centerInParent="true" />
</RelativeLayout>
<RelativeLayout
android:layout_marginVertical="6dp"
android:layout_width="match_parent"
android:layout_height="60dp"
>
<ImageView
android:layout_marginTop="12dp"
android:layout_marginBottom="4dp"
android:layout_width="40dp"
android:layout_height="40dp"/>
<EditText
android:id="@+id/username"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_marginStart="48dp"
android:layout_marginEnd="48dp"
android:layout_marginBottom="4dp"
android:gravity="start"
android:hint="Email/Account"
android:inputType="text"
android:maxLines="1" />
</RelativeLayout>
<RelativeLayout
android:layout_marginVertical="6dp"
android:layout_width="match_parent"
android:layout_height="60dp">
<ImageView
android:layout_marginTop="12dp"
android:layout_marginBottom="4dp"
android:layout_width="40dp"
android:layout_height="40dp"/>
<EditText
android:id="@+id/passwd"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_marginStart="48dp"
android:layout_marginEnd="48dp"
android:layout_marginBottom="4dp"
android:autofillHints="password"
android:hint="Password"
android:inputType="textPassword"
android:maxLines="1"
android:textAlignment="textStart" />
<ImageView
android:id="@+id/pwd_switch"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_alignParentEnd="true"
android:layout_alignParentBottom="true"
android:layout_marginBottom="6dp" />
</RelativeLayout>
<RelativeLayout
android:layout_weight="3"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<CheckBox
android:id="@+id/RememberPwd"
android:text="记住密码"
android:layout_marginStart="48dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<Button
android:id="@+id/login_button"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_marginStart="32dp"
android:layout_marginEnd="32dp"
android:text="登录" />
</RelativeLayout>
<RelativeLayout
android:layout_weight="2"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/register"
android:layout_centerInParent="true"
android:text="注册用户"
android:textSize="18sp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</RelativeLayout>
</LinearLayout>

113
COURCE/app/src/main/res/layout/activity_main.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<androidx.constraintlayout.widget.ConstraintLayout
android:id="@+id/header_title"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent"
>
<androidx.appcompat.widget.Toolbar
android:id="@+id/myToolbar"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<ImageView
android:layout_margin="4dp"
android:src="@drawable/personal"
android:id="@+id/head_image"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="44dp"
android:layout_height="44dp"/>
</androidx.constraintlayout.widget.ConstraintLayout>
</androidx.appcompat.widget.Toolbar>
</androidx.constraintlayout.widget.ConstraintLayout>
<androidx.constraintlayout.widget.ConstraintLayout
android:id="@+id/body"
app:layout_constraintTop_toBottomOf="@+id/header_title"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintBottom_toTopOf="@+id/nevigation_layout"
android:layout_width="match_parent"
android:layout_height="0dp">
<TextView
android:text="所有课程"
android:editable="true"
android:textStyle="bold"
android:textSize="18sp"
android:textAlignment="center"
android:textColor="@color/black"
android:id="@+id/all"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
android:layout_width="100dp"
android:layout_height="wrap_content"/>
<TextView
android:text="我教的课"
android:textStyle="bold"
android:textSize="18sp"
android:textAlignment="center"
android:id="@+id/teaching"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toEndOf="@id/all"
android:layout_width="100dp"
android:layout_height="wrap_content"/>
<TextView
android:id="@+id/study"
android:text="我听的课"
android:textStyle="bold"
android:textSize="18sp"
android:textAlignment="center"
android:layout_width="100dp"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toEndOf="@+id/teaching"
android:layout_height="wrap_content"/>
<androidx.swiperefreshlayout.widget.SwipeRefreshLayout
android:id="@+id/swipe"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toBottomOf="@+id/study"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="match_parent"
android:layout_height="0dp">
<ListView
android:scrollbars="none"
android:id="@+id/lv_course"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
android:layout_margin="14dp"
android:divider="@android:color/transparent"
android:layout_width="match_parent"
android:layout_height="0dp">
</ListView>
</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
</androidx.constraintlayout.widget.ConstraintLayout>
<androidx.constraintlayout.widget.ConstraintLayout
android:id="@+id/nevigation_layout"
android:layout_width="match_parent"
android:layout_height="56dp"
app:layout_constraintBottom_toBottomOf="parent"
>
</androidx.constraintlayout.widget.ConstraintLayout>
</androidx.constraintlayout.widget.ConstraintLayout>

189
COURCE/app/src/main/res/layout/activity_modifyactivity.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".Modifyactivity">
<View
android:background="@color/gray_light"
android:id="@+id/header_modify"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_weight="1"
android:layout_width="match_parent"
android:layout_height="80dp"/>
<TextView
android:text="真实姓名"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/tv_realName_modify"
app:layout_constraintTop_toBottomOf="@+id/header_modify"
app:layout_constraintStart_toStartOf="parent"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<EditText
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/ed_realName_modify"
app:layout_constraintTop_toBottomOf="@+id/tv_userName_modify"
app:layout_constraintStart_toStartOf="parent"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<TextView
android:text="用户名"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginStart="24dp"
android:id="@+id/tv_userName_modify"
app:layout_constraintStart_toEndOf="@+id/tv_realName_modify"
app:layout_constraintTop_toBottomOf="@+id/header_modify"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<EditText
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginEnd="72dp"
android:layout_marginStart="24dp"
android:id="@+id/ed_userName_modify"
app:layout_constraintStart_toEndOf="@+id/ed_realName_modify"
app:layout_constraintTop_toBottomOf="@+id/tv_userName_modify"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<TextView
android:text="性别"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="12dp"
android:layout_marginBottom="12dp"
android:layout_marginStart="72dp"
android:id="@+id/tv_gender_modify"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/ed_userName_modify"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<EditText
android:text="男"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginStart="72dp"
android:id="@+id/ed_gender_modify"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/tv_gender_modify"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<TextView
android:text="学/工号"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginStart="24dp"
android:id="@+id/tv_idNumber_modify"
app:layout_constraintStart_toEndOf="@+id/tv_gender_modify"
app:layout_constraintTop_toTopOf="@+id/tv_gender_modify"
app:layout_constraintBaseline_toBaselineOf="@+id/tv_gender_modify"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<EditText
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginStart="24dp"
android:id="@+id/ed_idNumber_modify"
app:layout_constraintStart_toEndOf="@+id/ed_gender_modify"
app:layout_constraintTop_toBottomOf="@+id/tv_idNumber_modify"
android:layout_width="128dp"
android:layout_height="wrap_content"/>
<TextView
android:text="入学时间"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/tv_inSchoolTime_modify"
app:layout_constraintTop_toBottomOf="@+id/ed_idNumber_modify"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/ed_inSchoolTime_modify"
app:layout_constraintTop_toBottomOf="@+id/tv_inSchoolTime_modify"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="手机号码"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/tv_phone_modify"
app:layout_constraintTop_toBottomOf="@+id/ed_inSchoolTime_modify"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/ed_phone_modify"
app:layout_constraintTop_toBottomOf="@+id/tv_phone_modify"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="院校名称"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/college_Name"
app:layout_constraintTop_toBottomOf="@+id/ed_phone_modify"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/ed_college_Name_modify"
app:layout_constraintTop_toBottomOf="@+id/college_Name"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="邮箱"
android:textStyle="bold"
android:textSize="18sp"
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/email_modify"
app:layout_constraintTop_toBottomOf="@+id/ed_college_Name_modify"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:layout_marginTop="8dp"
android:layout_marginBottom="12dp"
android:layout_marginHorizontal="72dp"
android:id="@+id/ed_email_modify"
app:layout_constraintTop_toBottomOf="@+id/email_modify"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<Button
android:id="@+id/button_modify"
android:text="修改"
android:textSize="18sp"
android:textStyle="bold"
app:layout_constraintTop_toBottomOf="@+id/ed_email_modify"
android:layout_marginHorizontal="108dp"
android:layout_marginVertical="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
</androidx.constraintlayout.widget.ConstraintLayout>

37
COURCE/app/src/main/res/layout/activity_participate_in.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".Participate_in_Activity">
<TextView
android:layout_marginHorizontal="72dp"
android:id="@+id/Text_courseId"
android:layout_marginVertical="12dp"
android:text="请输入课程ID"
android:textAlignment="center"
android:textSize="24sp"
app:layout_constraintBottom_toTopOf="@+id/Edit_courseid"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:textAlignment="center"
android:id="@+id/Edit_courseid"
android:layout_marginHorizontal="72dp"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<Button
app:layout_constraintTop_toBottomOf="@+id/Edit_courseid"
android:layout_marginTop="48dp"
android:layout_marginHorizontal="72dp"
android:text="加入课程"
android:textSize="22sp"
android:textStyle="bold"
android:id="@+id/Bt_participate_in"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
</androidx.constraintlayout.widget.ConstraintLayout>

36
COURCE/app/src/main/res/layout/activity_quit_course.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".QuitCourse_Activity">
<TextView
android:layout_marginHorizontal="72dp"
android:id="@+id/Text_courseId_quit"
android:layout_marginVertical="12dp"
android:text="请输入课程ID"
android:textAlignment="center"
android:textSize="24sp"
app:layout_constraintBottom_toTopOf="@+id/Edit_courseid_quit"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:textAlignment="center"
android:id="@+id/Edit_courseid_quit"
android:layout_marginHorizontal="72dp"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<Button
app:layout_constraintTop_toBottomOf="@+id/Edit_courseid_quit"
android:layout_marginTop="48dp"
android:layout_marginHorizontal="72dp"
android:text="退出课程"
android:textSize="22sp"
android:textStyle="bold"
android:id="@+id/Bt_quit_out"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
</androidx.constraintlayout.widget.ConstraintLayout>

108
COURCE/app/src/main/res/layout/activity_register.xml
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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".RegisterActivity">
<RelativeLayout
android:layout_weight="1"
android:layout_width="match_parent"
android:layout_height="wrap_content">
</RelativeLayout>
<RelativeLayout
android:layout_weight="1"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/userTv"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="48dp"
android:layout_marginTop="40dp"
android:text="Username"
android:textSize="18sp"
app:layout_constraintBottom_toTopOf="@+id/user_register"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"></TextView>
<EditText
android:id="@+id/user_register"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_marginStart="48dp"
android:layout_marginTop="6dp"
android:layout_marginEnd="48dp"
android:inputType="text"
app:layout_constraintTop_toBottomOf="@+id/userTv"></EditText>
<TextView
android:id="@+id/PwsTv"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="48dp"
android:layout_marginTop="12dp"
android:text="Password"
android:textSize="18sp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/user_register" />
<EditText
android:id="@+id/Pwd_register"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_marginStart="48dp"
android:layout_marginTop="6dp"
android:layout_marginEnd="48dp"
android:inputType="text"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/PwsTv" />
<TextView
android:id="@+id/roleTv"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="48dp"
android:layout_marginTop="12dp"
android:text="Role(Student/Teacher)"
android:textSize="18sp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Pwd_register" />
<EditText
android:id="@+id/Role_register"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_marginStart="48dp"
android:layout_marginTop="6dp"
android:layout_marginEnd="48dp"
android:inputType="text"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/roleTv" />
</androidx.constraintlayout.widget.ConstraintLayout>
</RelativeLayout>
<RelativeLayout
android:layout_weight="2"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<Button
android:id="@+id/button_register"
android:layout_marginStart="60dp"
android:layout_marginEnd="60dp"
android:textSize="18sp"
android:textAlignment="center"
android:text="注册"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
</RelativeLayout>
</LinearLayout>

97
COURCE/app/src/main/res/layout/activity_sign_create.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".Sign_CreateActivity">
<View
android:background="@color/gray_light"
android:id="@+id/head"
app:layout_constraintBottom_toTopOf="@+id/tv_beginTime"
app:layout_constraintVertical_weight="1"
android:layout_width="match_parent"
android:layout_height="80dp"/>
<TextView
android:text="签到开始时间"
android:textStyle="bold"
android:textSize="14sp"
android:labelFor="@+id/beginTime"
android:id="@+id/tv_beginTime"
android:layout_marginVertical="24dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/head"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:id="@+id/beginTime"
app:layout_constraintTop_toBottomOf="@+id/tv_beginTime"
android:layout_marginVertical="8dp"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="上课地点"
android:textStyle="bold"
android:id="@+id/tv_courseAddr"
android:layout_marginVertical="4dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/beginTime"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
app:layout_constraintTop_toBottomOf="@+id/tv_courseAddr"
android:id="@+id/courseAddr"
android:layout_marginVertical="12dp"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="签到结束时间"
android:textStyle="bold"
app:layout_constraintTop_toBottomOf="@+id/courseAddr"
android:id="@+id/tv_endtime"
android:layout_marginVertical="12dp"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
app:layout_constraintTop_toBottomOf="@+id/tv_endtime"
android:id="@+id/ed_endtime"
android:layout_marginVertical="12dp"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:text="签到码"
android:textStyle="bold"
app:layout_constraintTop_toBottomOf="@+id/ed_endtime"
android:id="@+id/tv_sign"
android:layout_marginVertical="4dp"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
app:layout_constraintTop_toBottomOf="@+id/tv_sign"
android:id="@+id/signcode"
android:layout_marginVertical="8dp"
android:layout_marginHorizontal="48dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<Button
android:id="@+id/add_button"
android:text="添加"
android:textStyle="bold"
android:textSize="20sp"
android:layout_margin="48dp"
app:layout_constraintTop_toBottomOf="@+id/signcode"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
</androidx.constraintlayout.widget.ConstraintLayout>

52
COURCE/app/src/main/res/layout/activity_sign_in.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".Sign_inActivity">
<TextView
android:id="@+id/tv_userSignId"
android:text="请输入签到ID"
android:textSize="24sp"
android:textAlignment="center"
android:layout_margin="12dp"
app:layout_constraintBottom_toTopOf="@+id/userSignId"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:id="@+id/userSignId"
android:textAlignment="center"
app:layout_constraintBottom_toTopOf="@+id/Text_courseId"
android:layout_marginHorizontal="72dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<TextView
android:layout_marginHorizontal="72dp"
android:id="@+id/Text_courseId"
android:layout_marginVertical="12dp"
android:text="请输入签到码"
android:textAlignment="center"
android:textSize="24sp"
app:layout_constraintBottom_toTopOf="@+id/Edit_Signcode"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<EditText
android:textAlignment="center"
android:id="@+id/Edit_Signcode"
android:layout_marginHorizontal="72dp"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<Button
app:layout_constraintTop_toBottomOf="@+id/Edit_Signcode"
android:layout_marginTop="48dp"
android:layout_marginHorizontal="72dp"
android:text="签到"
android:textSize="22sp"
android:textStyle="bold"
android:id="@+id/Bt_sign_in"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
</androidx.constraintlayout.widget.ConstraintLayout>

18
COURCE/app/src/main/res/layout/course_info.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto">
<androidx.constraintlayout.widget.ConstraintLayout
app:layout_constraintTop_toTopOf="parent"
android:layout_width="match_parent"
android:layout_height="wrap_content">
</androidx.constraintlayout.widget.ConstraintLayout>
<androidx.constraintlayout.widget.ConstraintLayout
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="match_parent"
android:layout_height="wrap_content"></androidx.constraintlayout.widget.ConstraintLayout>
</androidx.constraintlayout.widget.ConstraintLayout>

52
COURCE/app/src/main/res/layout/course_item.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto">
<androidx.constraintlayout.widget.ConstraintLayout
app:layout_constraintCircleRadius="12dp"
android:layout_marginHorizontal="12dp"
android:layout_marginVertical="8dp"
android:background="@color/cardview_shadow_start_color"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="match_parent"
android:layout_height="96dp">
<TextView
android:layout_marginTop="16dp"
android:layout_marginHorizontal="24dp"
app:layout_constraintTop_toTopOf="parent"
android:id="@+id/name_course"
android:textStyle="bold"
android:textSize="18sp"
android:layout_width="match_parent"
android:layout_height="40dp"/>
<TextView
android:layout_marginHorizontal="24dp"
android:layout_marginVertical="16dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:id="@+id/college"
android:textSize="15sp"
android:layout_width="128dp"
android:layout_height="24dp"/>
<TextView
android:layout_marginHorizontal="12dp"
app:layout_constraintBottom_toBottomOf="@+id/id_course"
app:layout_constraintEnd_toStartOf="@+id/id_course"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<TextView
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:id="@+id/id_course"
android:layout_marginEnd="24dp"
android:layout_marginBottom="16dp"
android:layout_width="108dp"
android:layout_height="24dp"/>
</androidx.constraintlayout.widget.ConstraintLayout>
</androidx.constraintlayout.widget.ConstraintLayout>

6
COURCE/app/src/main/res/layout/dialog.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
</androidx.constraintlayout.widget.ConstraintLayout>

14
COURCE/app/src/main/res/layout/fragment_personal_infomation.xml
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<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".PersonalInfomation">
<!-- TODO: Update blank fragment layout -->
<TextView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="@string/hello_blank_fragment" />
</FrameLayout>

46
COURCE/app/src/main/res/layout/sign_item.xml
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<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto">
<androidx.constraintlayout.widget.ConstraintLayout
app:layout_constraintCircleRadius="12dp"
android:layout_marginHorizontal="12dp"
android:layout_marginVertical="8dp"
android:background="@color/cardview_shadow_start_color"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:layout_width="match_parent"
android:layout_height="96dp">
<TextView
android:layout_marginTop="16dp"
android:layout_marginHorizontal="24dp"
app:layout_constraintTop_toTopOf="parent"
android:id="@+id/name_course"
android:textStyle="bold"
android:textSize="18sp"
android:layout_width="match_parent"
android:layout_height="40dp"/>
<TextView
android:layout_marginHorizontal="24dp"
android:layout_marginVertical="16dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
android:id="@+id/college"
android:textSize="15sp"
android:layout_width="108dp"
android:layout_height="24dp"/>
<TextView
app:layout_constraintStart_toEndOf="@id/college"
app:layout_constraintBottom_toBottomOf="parent"
android:id="@+id/id_course"
android:layout_marginEnd="24dp"
android:layout_marginBottom="16dp"
android:layout_width="108dp"
android:layout_height="24dp"/>
</androidx.constraintlayout.widget.ConstraintLayout>
</androidx.constraintlayout.widget.ConstraintLayout>

12
COURCE/app/src/main/res/menu/pop_menus_action.xml
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<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
<item android:title="加入课程"
android:id="@+id/participate"
/>
<item android:id="@+id/create"
android:title="创建课程"/>
<item android:id="@+id/drop"
android:title="退出课程"/>
</menu>

5
COURCE/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
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<?xml version="1.0" encoding="utf-8"?>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
<background android:drawable="@drawable/ic_launcher_background" />
<foreground android:drawable="@drawable/ic_launcher_foreground" />
</adaptive-icon>

5
COURCE/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
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<?xml version="1.0" encoding="utf-8"?>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
<background android:drawable="@drawable/ic_launcher_background" />
<foreground android:drawable="@drawable/ic_launcher_foreground" />
</adaptive-icon>

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COURCE/app/src/main/res/values-night/themes.xml
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<resources xmlns:tools="http://schemas.android.com/tools">
<!-- Base application theme. -->
<style name="Theme.COURCE" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
<!-- Primary brand color. -->
<item name="colorPrimary">@color/purple_200</item>
<item name="colorPrimaryVariant">@color/purple_700</item>
<item name="colorOnPrimary">@color/black</item>
<!-- Secondary brand color. -->
<item name="colorSecondary">@color/teal_200</item>
<item name="colorSecondaryVariant">@color/teal_200</item>
<item name="colorOnSecondary">@color/black</item>
<!-- Status bar color. -->
<item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
<!-- Customize your theme here. -->
</style>
</resources>

12
COURCE/app/src/main/res/values/colors.xml
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<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="purple_200">#FFBB86FC</color>
<color name="purple_500">#FF6200EE</color>
<color name="purple_700">#FF3700B3</color>
<color name="teal_200">#FF03DAC5</color>
<color name="teal_700">#FF018786</color>
<color name="black">#FF000000</color>
<color name="white">#FFFFFFFF</color>
<color name="gray">#FFBBBCBF</color>
<color name="gray_light">#FFE0DBDB</color>
</resources>

9
COURCE/app/src/main/res/values/strings.xml
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<resources>
<string name="app_name">COURCE</string>
<!-- TODO: Remove or change this placeholder text -->
<string name="hello_blank_fragment">Hello blank fragment</string>
<string name="shared_preferences_file_name">sp_login</string>
<string name="login_account_name">login_account_name</string>
<string name="login_password">login_password</string>
<string name="login_remember_password">login_remember_password</string>
</resources>

16
COURCE/app/src/main/res/values/themes.xml
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<resources xmlns:tools="http://schemas.android.com/tools">
<!-- Base application theme. -->
<style name="Theme.COURCE" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
<!-- Primary brand color. -->
<item name="colorPrimary">@color/purple_500</item>
<item name="colorPrimaryVariant">@color/purple_700</item>
<item name="colorOnPrimary">@color/white</item>
<!-- Secondary brand color. -->
<item name="colorSecondary">@color/teal_200</item>
<item name="colorSecondaryVariant">@color/teal_700</item>
<item name="colorOnSecondary">@color/black</item>
<!-- Status bar color. -->
<item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
<!-- Customize your theme here. -->
</style>
</resources>

4
COURCE/app/src/main/res/xml/network_security_config.xml
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<?xml version="1.0" encoding="utf-8"?>
<network-security-config>
<base-config cleartextTrafficPermitted="true"/>
</network-security-config>

17
COURCE/app/src/test/java/com/example/cource/ExampleUnitTest.java
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package com.example.cource;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Example local unit test, which will execute on the development machine (host).
*
* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
*/
public class ExampleUnitTest {
@Test
public void addition_isCorrect() {
assertEquals(4, 2 + 2);
}
}

9
COURCE/build.gradle
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// Top-level build file where you can add configuration options common to all sub-projects/modules.
plugins {
id 'com.android.application' version '7.1.3' apply false
id 'com.android.library' version '7.1.3' apply false
}
task clean(type: Delete) {
delete rootProject.buildDir
}

21
COURCE/gradle.properties
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# Project-wide Gradle settings.
# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.
# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true
# AndroidX package structure to make it clearer which packages are bundled with the
# Android operating system, and which are packaged with your app"s APK
# https://developer.android.com/topic/libraries/support-library/androidx-rn
android.useAndroidX=true
# Enables namespacing of each library's R class so that its R class includes only the
# resources declared in the library itself and none from the library's dependencies,
# thereby reducing the size of the R class for that library
android.nonTransitiveRClass=true

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COURCE/gradle/wrapper/gradle-wrapper.properties vendored
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#Sat Jun 11 18:04:47 CST 2022
distributionBase=GRADLE_USER_HOME
distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
distributionPath=wrapper/dists
zipStorePath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME

185
COURCE/gradlew vendored
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#!/usr/bin/env sh
#
# Copyright 2015 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn () {
echo "$*"
}
die () {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MINGW* )
msys=true
;;
NONSTOP* )
nonstop=true
;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin or MSYS, switch paths to Windows format before running java
if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
JAVACMD=`cygpath --unix "$JAVACMD"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=`expr $i + 1`
done
case $i in
0) set -- ;;
1) set -- "$args0" ;;
2) set -- "$args0" "$args1" ;;
3) set -- "$args0" "$args1" "$args2" ;;
4) set -- "$args0" "$args1" "$args2" "$args3" ;;
5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Escape application args
save () {
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
echo " "
}
APP_ARGS=`save "$@"`
# Collect all arguments for the java command, following the shell quoting and substitution rules
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
exec "$JAVACMD" "$@"

89
COURCE/gradlew.bat vendored
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@ -0,0 +1,89 @@
@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto execute
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

16
COURCE/settings.gradle
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pluginManagement {
repositories {
gradlePluginPortal()
google()
mavenCentral()
}
}
dependencyResolutionManagement {
repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
repositories {
google()
mavenCentral()
}
}
rootProject.name = "COURCE"
include ':app'
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