注册

springboot/springboot.iml

@@ -1,77 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="AdditionalModuleElements">
+    <content url="file://$MODULE_DIR$" dumb="true">
+      <excludeFolder url="file://$MODULE_DIR$/${project.build.directory}/classes" />
+      <excludeFolder url="file://$MODULE_DIR$/${project.build.directory}/test-classes" />
+    </content>
+  </component>
   <component name="FacetManager">
-    <facet type="web" name="Web">
-      <configuration>
-        <webroots />
-        <sourceRoots>
-          <root url="file://$MODULE_DIR$/src/main/java" />
-          <root url="file://$MODULE_DIR$/src/main/resources" />
-        </sourceRoots>
-      </configuration>
-    </facet>
     <facet type="Spring" name="Spring">
       <configuration />
     </facet>
   </component>
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
-    <output url="file://$MODULE_DIR$/target/classes" />
-    <output-test url="file://$MODULE_DIR$/target/test-classes" />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
-      <excludeFolder url="file://$MODULE_DIR$/target" />
-    </content>
-    <content url="file://$MODULE_DIR$">
-      <excludeFolder url="file://$MODULE_DIR$/target" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-web:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-autoconfigure:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-logging:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: ch.qos.logback:logback-classic:1.2.10" level="project" />
-    <orderEntry type="library" name="Maven: ch.qos.logback:logback-core:1.2.10" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.logging.log4j:log4j-to-slf4j:2.17.1" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.logging.log4j:log4j-api:2.17.1" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:jul-to-slf4j:1.7.33" level="project" />
-    <orderEntry type="library" name="Maven: jakarta.annotation:jakarta.annotation-api:1.3.5" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-core:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-jcl:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.yaml:snakeyaml:1.28" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-json:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.core:jackson-databind:2.12.6" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.core:jackson-annotations:2.12.6" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.core:jackson-core:2.12.6" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.datatype:jackson-datatype-jdk8:2.12.6" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.12.6" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.module:jackson-module-parameter-names:2.12.6" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-tomcat:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.tomcat.embed:tomcat-embed-core:9.0.56" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.tomcat.embed:tomcat-embed-el:9.0.56" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.tomcat.embed:tomcat-embed-websocket:9.0.56" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-web:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-beans:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-webmvc:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-aop:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-context:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-expression:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: mysql:mysql-connector-java:8.0.28" level="project" />
-    <orderEntry type="library" name="Maven: org.mybatis.spring.boot:mybatis-spring-boot-starter:2.2.1" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-jdbc:2.5.9" level="project" />
-    <orderEntry type="library" name="Maven: com.zaxxer:HikariCP:4.0.3" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:slf4j-api:1.7.33" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-jdbc:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-tx:5.3.15" level="project" />
-    <orderEntry type="library" name="Maven: org.mybatis.spring.boot:mybatis-spring-boot-autoconfigure:2.2.1" level="project" />
-    <orderEntry type="library" name="Maven: org.mybatis:mybatis:3.5.9" level="project" />
-    <orderEntry type="library" name="Maven: org.mybatis:mybatis-spring:2.0.6" level="project" />
-    <orderEntry type="library" name="Maven: com.github.pagehelper:pagehelper-spring-boot-starter:1.4.6" level="project" />
-    <orderEntry type="library" name="Maven: com.github.pagehelper:pagehelper-spring-boot-autoconfigure:1.4.6" level="project" />
-    <orderEntry type="library" name="Maven: com.github.pagehelper:pagehelper:5.3.2" level="project" />
-    <orderEntry type="library" name="Maven: com.github.jsqlparser:jsqlparser:4.5" level="project" />
-    <orderEntry type="library" name="Maven: cn.hutool:hutool-all:5.8.18" level="project" />
-  </component>
 </module>

springboot/src/main/java/com/example/common/RoleEnum.java

@@ -0,0 +1,6 @@
+package com.example.common;
+
+public enum RoleEnum {
+    ADMIN,  // 管理员
+    STUDENT  // 学生
+}

springboot/src/main/java/com/example/controller/CourseController.java

@@ -0,0 +1,30 @@
+package com.example.controller;
+
+import com.example.common.Result;
+import com.example.entity.Course;
+import com.example.service.CourseService;
+import com.github.pagehelper.PageInfo;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+
+@RestController
+@RequestMapping("/course")
+
+public class CourseController {
+
+    @Resource
+    private CourseService courseService;
+
+    @GetMapping("/selectPage")
+    public Result selectPage(@RequestParam(defaultValue = "1") Integer pageNum,
+                             @RequestParam(defaultValue = "5") Integer pageSize) {
+        PageInfo<Course> pageInfo = courseService.selectPage(pageNum, pageSize);
+        return Result.success(pageInfo);
+    }
+
+
+}

springboot/src/main/java/com/example/controller/StudentController.java

@@ -0,0 +1,4 @@
+package com.example.controller;
+
+public class StudentController {
+}

springboot/src/main/java/com/example/controller/WebController.java

@@ -1,8 +1,12 @@
 package com.example.controller;
 
+import cn.hutool.core.util.ObjectUtil;
 import com.example.common.Result;
+import com.example.common.RoleEnum;
+import com.example.entity.Account;
 import com.example.entity.Admin;
 import com.example.service.AdminService;
+import com.example.service.StudentService;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -16,6 +20,8 @@ public class WebController {
     @Resource
     private AdminService adminService;
 
+    @Resource
+    private StudentService studentService;
 
     /**
      * 默认请求接口
@@ -28,9 +34,28 @@ public class WebController {
     /**
      * 登录接口
      */
-@PostMapping("/login")
-    public Result login(@RequestBody Admin admin) {
-    Admin dbAdmin=adminService.login(admin);
+    @PostMapping("/login")
+    public Result login(@RequestBody Account account) {
+        Account dbAccount;
+        if (RoleEnum.ADMIN.name().equals(account.getRole())) {  // 管理员登录
+            dbAccount = adminService.login(account);
+        } else if (RoleEnum.STUDENT.name().equals(account.getRole())) {  // 学生登录
+            dbAccount = studentService.login(account);
+        } else {
+            return Result.error("角色错误");
+        }
+        return Result.success(dbAccount);
+    }
+
+    /**
+     * 注册接口
+     */
+    @PostMapping("/register")
+    public Result register(@RequestBody Account account) {
+        if (ObjectUtil.isEmpty(account.getUsername()) || ObjectUtil.isEmpty(account.getPassword())) {
+            return Result.error("账号或密码必填");
+        }
+        studentService.register(account);
         return Result.success();
     }
 

springboot/src/main/java/com/example/entity/Admin.java

@@ -1,13 +1,24 @@
 package com.example.entity;
 
-public class Admin extends Account {
+public class Admin {
     private Integer id;
-    private String username;//帐号
-    private String password;//密码
+    //账号
+    private String username;
+    //密码
+    private String password;
+
     private String name;
 
     private String role;
 
+    public String getRole() {
+        return role;
+    }
+
+    public void setRole(String role) {
+        this.role = role;
+    }
+
     public Integer getId() {
         return id;
     }
@@ -16,43 +27,27 @@ public class Admin extends Account {
         this.id = id;
     }
 
-    @Override
     public String getUsername() {
         return username;
     }
 
-    @Override
     public void setUsername(String username) {
         this.username = username;
     }
 
-    @Override
     public String getPassword() {
         return password;
     }
 
-    @Override
     public void setPassword(String password) {
         this.password = password;
     }
 
-    @Override
     public String getName() {
         return name;
     }
 
-    @Override
     public void setName(String name) {
         this.name = name;
     }
-
-    @Override
-    public String getRole() {
-        return role;
-    }
-
-    @Override
-    public void setRole(String role) {
-        this.role = role;
-    }
 }

springboot/src/main/java/com/example/entity/Course.java

@@ -1,58 +1,41 @@
 package com.example.entity;
 
 public class Course {
-    private Integer id;
-    private String name;
-    private String no;
-    private String descr;
-    private String times;
-    private String teacher;
+    private String courseId;
+    private String title;
+    private String deptName;
+    private Integer credits;
 
-    public Integer getId() {
-        return id;
+    public String getCourseId() {
+        return courseId;
     }
 
-    public void setId(Integer id) {
-        this.id = id;
+    public void setCourseId(String courseId) {
+        this.courseId = courseId;
     }
 
-    public String getName() {
-        return name;
+    public String getDeptName() {
+        return deptName;
     }
 
-    public void setName(String name) {
-        this.name = name;
+    public void setDeptName(String deptName) {
+        this.deptName = deptName;
     }
 
-    public String getNo() {
-        return no;
+    public String getTitle() {
+        return title;
     }
 
-    public void setNo(String no) {
-        this.no = no;
+    public void setTitle(String title) {
+        this.title = title;
     }
 
-    public String getDescr() {
-        return descr;
-    }
-
-    public void setDescr(String descr) {
-        this.descr = descr;
-    }
-
-    public String getTimes() {
-        return times;
-    }
-
-    public void setTimes(String times) {
-        this.times = times;
-    }
 
-    public String getTeacher() {
-        return teacher;
+    public Integer getCredits() {
+        return credits;
     }
 
-    public void setTeacher(String teacher) {
-        this.teacher = teacher;
+    public void setCredits(Integer credits) {
+        this.credits = credits;
     }
 }

springboot/src/main/java/com/example/mapper/AdminMapper.java

@@ -1,10 +1,11 @@
 package com.example.mapper;
 
-import com.example.entity.Admin;
+import com.example.entity.Account;
 import org.apache.ibatis.annotations.Select;
 
 public interface AdminMapper {
+
     @Select("select * from admin where username = #{username}")
-    Admin selectByUsername(String username);
+    Account selectByUsername(String username);
 
 }

springboot/src/main/java/com/example/mapper/CourseMapper.java

@@ -0,0 +1,13 @@
+package com.example.mapper;
+
+import com.example.entity.Course;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+public interface CourseMapper {
+
+    @Select("select * from course order by courseId desc")
+    List<Course> selectAll();
+
+}

springboot/src/main/java/com/example/mapper/StudentMapper.java

@@ -0,0 +1,29 @@
+package com.example.mapper;
+
+import com.example.entity.Student;
+import org.apache.ibatis.annotations.Delete;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Select;
+import org.apache.ibatis.annotations.Update;
+
+import java.util.List;
+
+public interface StudentMapper {
+
+    @Select("select * from student where username = #{username}")
+    Student selectByUsername(String username);
+
+    @Insert("insert into student (username, password, name, phone, email, sex, birth, avatar, role) " +
+            "values (#{username}, #{password}, #{name}, #{phone}, #{email}, #{sex}, #{birth}, #{avatar}, #{role})")
+    void insert(Student student);
+
+    @Delete("delete from student where id = #{id}")
+    void deleteById(Integer id);
+
+    @Update("update student set username = #{username}, password = #{password}, name = #{name}, phone = #{phone}, " +
+            "email = #{email}, sex = #{sex}, birth = #{birth}, avatar = #{avatar} where id = #{id}")
+    void updateById(Student student);
+
+    @Select("select * from student where username like concat('%', #{username}, '%') and name like concat('%', #{name}, '%') order by id desc")
+    List<Student> selectAll(Student student);
+}

springboot/src/main/java/com/example/service/AdminService.java

@@ -1,4 +1,6 @@
 package com.example.service;
+
+import com.example.entity.Account;
 import com.example.entity.Admin;
 import com.example.exception.CustomException;
 import com.example.mapper.AdminMapper;
@@ -8,24 +10,25 @@ import javax.annotation.Resource;
 
 @Service
 public class AdminService {
+
     @Resource
     private AdminMapper adminMapper;
 
     /**
      * 登录
      */
-
-    public Admin login(Admin admin){
-         Admin dbAdmin = adminMapper.selectByUsername(admin.getUsername());
-        if(dbAdmin==null){
-            //没有用户
+    public Account login(Account account) {
+        Account dbAdmin = adminMapper.selectByUsername(account.getUsername());
+        if (dbAdmin == null) {
+            // 没有用户
             throw new CustomException("账号或密码错误");
         }
-        //比较密码
-        if(!admin.getPassword().equals(dbAdmin.getPassword())){
+        // 比较密码
+        if (!account.getPassword().equals(dbAdmin.getPassword())) {
             throw new CustomException("账号或密码错误");
         }
-        //登录成功
+        // 登录成功
         return dbAdmin;
     }
+
 }

springboot/src/main/java/com/example/service/CourseService.java

@@ -0,0 +1,26 @@
+package com.example.service;
+
+import com.example.entity.Course;
+import com.example.mapper.CourseMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+
+public class CourseService {
+
+    @Resource
+    private CourseMapper courseMapper;
+
+    //total是查询的总数，list是数据列表
+    //pageNum是当前的页码，pageSize是每页的个数
+    public PageInfo<Course> selectPage(Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Course> courseList = courseMapper.selectAll();
+        return PageInfo.of(courseList);
+    }
+}

springboot/src/main/java/com/example/service/StudentService.java

@@ -0,0 +1,79 @@
+package com.example.service;
+
+import cn.hutool.core.util.ObjectUtil;
+import com.example.common.RoleEnum;
+import com.example.entity.Account;
+import com.example.entity.Student;
+import com.example.exception.CustomException;
+import com.example.mapper.StudentMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+public class StudentService {
+
+    @Resource
+    private StudentMapper studentMapper;
+
+    /**
+     * 登录
+     */
+    public Account login(Account account) {
+        Account dbStudent = studentMapper.selectByUsername(account.getUsername());
+        if (dbStudent == null) {
+            // 没有用户
+            throw new CustomException("账号或密码错误");
+        }
+        // 比较密码
+        if (!account.getPassword().equals(dbStudent.getPassword())) {
+            throw new CustomException("账号或密码错误");
+        }
+        // 登录成功
+        return dbStudent;
+    }
+
+    /**
+     * 学生注册
+     */
+    public void register(Account account) {
+        Student student = new Student();
+        student.setUsername(account.getUsername());   // 账号
+        student.setPassword(account.getPassword());   // 密码
+        this.add(student);
+    }
+
+
+    /**
+     * 新增
+     */
+    public void add(Student student) {
+        Student dbStudent = studentMapper.selectByUsername(student.getUsername());
+        if (dbStudent != null) {  // 已有同名账号 不允许插入
+            throw new CustomException("账号已存在");
+        }
+        if (ObjectUtil.isEmpty(student.getName())) {
+            student.setName(student.getUsername());
+        }
+        student.setRole(RoleEnum.STUDENT.name());
+        studentMapper.insert(student);
+    }
+
+    public void deleteById(Integer id) {
+        studentMapper.deleteById(id);
+    }
+
+    public void updateById(Student student) {
+        studentMapper.updateById(student);
+    }
+
+    public PageInfo<Student> selectPage(Integer pageNum, Integer pageSize, Student student) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<Student> studentList = studentMapper.selectAll(student);
+        return PageInfo.of(studentList);
+    }
+
+}

springboot/src/main/resources/application.yml

@@ -6,7 +6,7 @@ spring:
   datasource:
     driver-class-name: com.mysql.cj.jdbc.Driver
     username: root
-    password: 123456
+    password: 2022@Der
     url: jdbc:mysql://localhost:3306/student?useUnicode=true&characterEncoding=utf-8&allowMultiQueries=true&useSSL=false&serverTimezone=GMT%2b8&allowPublicKeyRetrieval=true
   servlet:
     multipart:

springboot/target/classes/application.yml

@@ -6,7 +6,7 @@ spring:
   datasource:
     driver-class-name: com.mysql.cj.jdbc.Driver
     username: root
-    password: 123456
+    password: 2022@Der
     url: jdbc:mysql://localhost:3306/student?useUnicode=true&characterEncoding=utf-8&allowMultiQueries=true&useSSL=false&serverTimezone=GMT%2b8&allowPublicKeyRetrieval=true
   servlet:
     multipart:

springboot/target/maven-archiver/pom.properties

@@ -0,0 +1,3 @@
+artifactId=springboot
+groupId=com.example
+version=0.0.1-SNAPSHOT

springboot/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst

@@ -0,0 +1,13 @@
+com\example\common\Result.class
+com\example\entity\Course.class
+com\example\common\CorsConfig.class
+com\example\service\AdminService.class
+com\example\service\CourseService.class
+com\example\exception\GlobalExceptionHandler.class
+com\example\SpringbootApplication.class
+com\example\exception\CustomException.class
+com\example\mapper\CourseMapper.class
+com\example\entity\Admin.class
+com\example\controller\WebController.class
+com\example\controller\CourseController.class
+com\example\mapper\AdminMapper.class

springboot/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst

@@ -0,0 +1,13 @@
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\mapper\CourseMapper.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\SpringbootApplication.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\common\Result.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\exception\GlobalExceptionHandler.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\common\CorsConfig.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\service\CourseService.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\exception\CustomException.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\entity\Course.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\controller\CourseController.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\entity\Admin.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\mapper\AdminMapper.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\service\AdminService.java
+C:\Users\MEI\Desktop\Demo-master\demo\springboot\src\main\java\com\example\controller\WebController.java