other code

.classpath

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry including="**/*.java" kind="src" output="target/classes" path="src">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/jdk21">
+		<attributes>
+			<attribute name="module" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jst.j2ee.internal.web.container"/>
+	<classpathentry kind="con" path="org.eclipse.jst.j2ee.internal.module.container"/>
+	<classpathentry kind="lib" path="D:/apache-tomcat-9.0.87-windows-x64/apache-tomcat-9.0.87/lib/jsp-api.jar"/>
+	<classpathentry kind="lib" path="D:/apache-tomcat-9.0.87-windows-x64/apache-tomcat-9.0.87/lib/servlet-api.jar"/>
+	<classpathentry kind="lib" path="D:/apache-tomcat-9.0.87-windows-x64/apache-tomcat-9.0.87/lib/tomcat-api.jar"/>
+	<classpathentry kind="lib" path="D:/college/SE2/jar_files/mysql-connector-java-8.0.16.jar"/>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="lib" path="D:/college/SE2/jar_files/json-20240303.jar"/>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>

.idea/.gitignore

@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/misc.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="jdk21" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/classes" />
+  </component>
+</project>

.project

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>air_ticket_book</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.validation.validationbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+		<nature>org.eclipse.jem.workbench.JavaEMFNature</nature>
+		<nature>org.eclipse.wst.common.modulecore.ModuleCoreNature</nature>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.wst.jsdt.core.jsNature</nature>
+	</natures>
+</projectDescription>

.settings/.jsdtscope

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry excluding="**/bower_components/*|**/node_modules/*|**/*.min.js" kind="src" path="WebContent"/>
+	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.WebProject">
+		<attributes>
+			<attribute name="hide" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.baseBrowserLibrary"/>
+	<classpathentry kind="output" path=""/>
+</classpath>

.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,11 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=1.8

.settings/org.eclipse.m2e.core.prefs

@@ -0,0 +1,4 @@
+activeProfiles=
+eclipse.preferences.version=1
+resolveWorkspaceProjects=true
+version=1

.settings/org.eclipse.wst.common.component

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?><project-modules id="moduleCoreId" project-version="1.5.0">
+    <wb-module deploy-name="air_ticket_book">
+        <wb-resource deploy-path="/" source-path="/WebContent" tag="defaultRootSource"/>
+        <wb-resource deploy-path="/WEB-INF/classes" source-path="/src"/>
+        <property name="java-output-path" value="/air_ticket_book/build/classes"/>
+        <property name="context-root" value="air_ticket_book"/>
+    </wb-module>
+</project-modules>

.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <fixed facet="jst.web"/>
+  <fixed facet="wst.jsdt.web"/>
+  <fixed facet="java"/>
+  <installed facet="java" version="1.8"/>
+  <installed facet="jst.web" version="3.0"/>
+  <installed facet="wst.jsdt.web" version="1.0"/>
+</faceted-project>

.settings/org.eclipse.wst.jsdt.ui.superType.container

@@ -0,0 +1 @@
+org.eclipse.wst.jsdt.launching.baseBrowserLibrary

.settings/org.eclipse.wst.jsdt.ui.superType.name

@@ -0,0 +1 @@
+Window

.settings/org.eclipse.wst.ws.service.policy.prefs

@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+org.eclipse.wst.ws.service.policy.projectEnabled=false

pom.xml

@@ -0,0 +1,19 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>air_ticket_book</groupId>
+  <artifactId>air_ticket_book</artifactId>
+  <version>0.0.1-SNAPSHOT</version>
+  <build>
+    <sourceDirectory>src</sourceDirectory>
+    <plugins>
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.8.1</version>
+        <configuration>
+          <source>1.8</source>
+          <target>1.8</target>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>

src/javabean/db_conn.java

@@ -0,0 +1,93 @@
+package javabean;
+/********************
+*@IDE	eclipse
+*@jdk	1.8.0_161
+*********************/
+import java.sql.*;
+
+public class db_conn {
+	public Connection conn = null;
+	public ResultSet res = null;
+	public Statement st = null;
+	
+	//数据库初始化连接
+	public  db_conn() {
+		
+        String URL="jdbc:mysql://localhost:3307/fly_ticket?useSSL=false&useUnicode=true&characterEncoding=UTF8&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC";     //数据库名3306
+		String USER="root";    //数据库用户名
+		String PWD="123456";    //数据库密码
+	try{
+		Class.forName("com.mysql.cj.jdbc.Driver");
+	}catch(ClassNotFoundException e){
+		System.out.println("加载驱动失败");
+		System.out.println(e);
+	}
+	try{
+			
+			conn = DriverManager.getConnection(URL,USER,PWD);
+//			System.out.println("success");
+			st=conn.createStatement();
+		}catch(SQLException e){
+			System.out.println("连接数据库失败");
+			System.out.println(e);
+		}
+	}
+	
+	//向数据库中添加数据
+	public int executeInsert(String sql){
+		int num=0;
+		try{
+			num=st.executeUpdate(sql);
+		}
+		catch(SQLException e){
+			System.out.println("添加数据出错信息:"+e.getMessage());
+		}
+		return num;
+	}
+	
+	//从数据库中查询数据
+	public ResultSet executeQuery(String sql){
+		res=null;
+		try{
+			res=st.executeQuery(sql);
+		}
+		catch(SQLException e){
+			System.out.print("查询出错信息:"+e.getMessage());
+		}
+		return res;
+	}
+	
+	//更新数据
+	public int Update(String sql){
+		int num=0;
+		try{
+			num=st.executeUpdate(sql);
+		}catch(SQLException ex){
+			System.out.print("执行修改有错误："+ex.getMessage());
+		}
+		return num;
+	}
+	
+	//删除数据
+	public int executeDelete(String sql){
+		int num=0;
+		try{
+			num=st.executeUpdate(sql);
+		}
+		catch(SQLException e){
+			System.out.print("执行删除有错误:"+e.getMessage());
+		}
+		return num;
+	}
+	
+	//关闭数据库连接
+	public void closeDB(){
+		try{
+			st.close();
+			conn.close();
+		}
+		catch(Exception e){
+			System.out.print("执行关闭Connection对象有错误:"+e.getMessage());
+		}
+	}
+}

src/javabean/flight.java

@@ -0,0 +1,61 @@
+package javabean;
+public class flight {    //航班类
+	private String f_n=null;//航班号
+	private String f_s_p=null;//起飞地点
+	private String f_a_p=null;//飞行终点
+	private String f_s_a=null;//起飞机场
+	private String f_a_a=null;//到达机场
+	private String f_s_t=null;//起飞时间
+	private String f_a_t=null;//到达时间
+	private String f_p=null;//票价
+
+	
+	public String getF_n() {
+		return f_n;
+	}
+	public void setF_n(String f_n) {
+		this.f_n = f_n;
+	}
+	public String getF_s_p() {
+		return f_s_p;
+	}
+	public void setF_s_p(String f_s_p) {
+		this.f_s_p = f_s_p;
+	}
+	public String getF_a_p() {
+		return f_a_p;
+	}
+	public void setF_a_p(String f_a_p) {
+		this.f_a_p = f_a_p;
+	}
+	public String getF_s_a() {
+		return f_s_a;
+	}
+	public void setF_s_a(String f_s_a) {
+		this.f_s_a = f_s_a;
+	}
+	public String getF_a_a() {
+		return f_a_a;
+	}
+	public void setF_a_a(String f_a_a) {
+		this.f_a_a = f_a_a;
+	}
+	public String getF_s_t() {
+		return f_s_t;
+	}
+	public void setF_s_t(String f_s_t) {
+		this.f_s_t = f_s_t;
+	}
+	public String getF_a_t() {
+		return f_a_t;
+	}
+	public void setF_a_t(String f_a_t) {
+		this.f_a_t = f_a_t;
+	}
+	public String getF_p() {
+		return f_p;
+	}
+	public void setF_p(String f_p) {
+		this.f_p = f_p;
+	}
+}

src/javabean/get_img.java

@@ -0,0 +1,49 @@
+package javabean;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import javabean.db_conn;
+
+//用户头像功能
+public class get_img {
+	
+	
+	public String img;
+	public String user_id;
+
+	public String getUser_id() {
+		return user_id;
+	}
+
+	public void setUser_id(String user_id) {
+		this.user_id = user_id;
+	}
+
+	public String getImg() {
+		//System.out.println("函数被调用了");
+		
+		db_conn conn=new db_conn();
+		String sql="select avatar_img from common_user where "
+				+ "user_name='"+getUser_id()+"'";
+		ResultSet res=conn.executeQuery(sql);
+		try {
+			if(res.next()) {
+				img=res.getString(1);
+				if(img==null) {
+					img="/air_ticket_book/index/images/photo.png";
+				}else {
+					img="/air_ticket_book/index/upload/"+img;
+				}
+			}
+		} catch (SQLException e) {
+			System.out.println("出错信息如下："+e);
+			
+		}
+		return img;
+	}
+
+	public void setImg(String img) {
+		this.img = img;
+	}
+	
+}

src/javabean/oDate.java

@@ -0,0 +1,16 @@
+package javabean;
+
+import java.util.Calendar;
+
+public class oDate {
+	public String get_date() {
+		String date=null;
+		Calendar cal=Calendar.getInstance(); 
+		int y=cal.get(Calendar.YEAR);
+		int m=cal.get(Calendar.MONTH)+1; 
+		int d=cal.get(Calendar.DATE);
+		date=y+"-"+m+"-"+d;
+		return date;
+	}
+	 
+}

src/javabean/passenger.java

@@ -0,0 +1,48 @@
+package javabean;
+public class passenger {   //顾客类
+	private String p_id=null;//身份证号
+	private String p_name=null;//姓名
+	private String p_tel=null;//电话
+	private String p_sex=null;//性别
+	private String p_work=null;//工作单位
+	private String p_pwd=null;//密码
+
+	
+	public String get_p_id() {
+		return p_id;
+	}
+	public void set_p_id(String p_id) {
+		this.p_id = p_id;
+	}
+	public String get_p_name() {
+		return p_name;
+	}
+	public void set_p_name(String p_name) {
+		this.p_name = p_name;
+	}
+	public String get_p_tel() {
+		return p_tel;
+	}
+	public void set_p_tel(String p_tel) {
+		this.p_tel = p_tel;
+	}
+	public String get_p_sex() {
+		return p_sex;
+	}
+	public void set_p_sex(String p_sex) {
+		this.p_sex = p_sex;
+	}
+	public String get_p_work() {
+		return p_work;
+	}
+	public void set_p_work(String p_work) {
+		this.p_work = p_work;
+	}
+	public String get_p_pwd() {
+		return p_pwd;
+	}
+	public void set_p_pwd(String p_pwd) {
+		this.p_pwd = p_pwd;
+	}
+}
+

src/servlet/addFlight.java

@@ -0,0 +1,56 @@
+package servlet;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import javabean.db_conn;
+
+public class addFlight extends HttpServlet{
+	private static final long serialVersionUID = 1L;
+	
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		//开始获取各种参数
+	
+		req.setCharacterEncoding("utf-8");
+	
+		String flight_id=req.getParameter("flight_id");
+		String start_place=req.getParameter("start_place");
+		String end_place=req.getParameter("end_place");
+		String start_airport=req.getParameter("start_airport");
+		String end_airport=req.getParameter("end_airport");
+		String take_off_time=req.getParameter("take_off_time");
+		String landing_time=req.getParameter("landing_time");
+		String price_str=req.getParameter("first_class_price");
+		Integer price=Integer.parseInt(price_str);
+		//参数获取结束
+		db_conn conn=new db_conn();
+		String sql="select * from flight where f_n='"+flight_id+"'";
+		ResultSet res=conn.executeQuery(sql);
+		try {
+			if(res.next()) {
+				resp.setContentType("text/html;charset=utf-8");
+				PrintWriter out=resp.getWriter();
+				out.println("您输入的航班号重复了，请选择其他航班号添加，5s后返回");
+				resp.setHeader("refresh", "5;url=admin/flight_add.jsp");
+			}else {
+				sql="insert into flight values('"+flight_id+"','"+start_place+"','"+end_place+"','"+start_airport+"','"+end_airport+"','"+take_off_time+"','"+landing_time+"',"+price+")";
+				//Integer res=
+				conn.executeInsert(sql);
+				//System.out.println(res);
+				//System.out.println(sql);
+				resp.sendRedirect("admin/flight_list.jsp");
+			}
+		} catch (SQLException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		
+	}
+}

src/servlet/addticket.java

@@ -0,0 +1,61 @@
+package servlet;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import javabean.db_conn;
+
+/**
+ * Servlet implementation class addticket
+ */
+@WebServlet("/addticket")
+public class addticket extends HttpServlet {
+	private static final long serialVersionUID = 1L;
+       
+    
+ 
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		req.setCharacterEncoding("utf-8");
+		String ticket_id=req.getParameter("ticket_id");
+		String flight_id=req.getParameter("flight_id");
+		String date=req.getParameter("date");
+		String seat_id=req.getParameter("seat_id");
+
+
+		//参数获取结束
+		db_conn conn=new db_conn();
+		String sql="select * from ticket where t_id='"+flight_id+"'";
+		ResultSet res=conn.executeQuery(sql);
+		try {
+			if(res.next()) {
+				resp.setContentType("text/html;charset=utf-8");
+				PrintWriter out=resp.getWriter();
+				out.println("您输入的机票号重复了，请选择其他机票号添加，5s后返回");
+				resp.setHeader("refresh", "5;url=admin/ticket_add.jsp");
+			}else {
+				sql="insert into  ticket values('"+ticket_id+"','"+flight_id+"','"+date+"','"+seat_id+"','"+1+"','"+0+"','"+0+"',"+0+")";
+				//Integer res=
+				conn.executeInsert(sql);
+				//System.out.println(res);
+				//System.out.println(sql);
+				resp.sendRedirect("admin/ticket_information.jsp");
+			}
+		} catch (SQLException e) {
+			// TODO Auto-generated catch block
+			resp.setContentType("text/html;charset=utf-8");
+			PrintWriter out=resp.getWriter();
+			out.println("您添加的机票出错了，可能是输入的航班号不存在，禁止添加机票座位");
+			resp.setHeader("refresh", "5;url=admin/ticket_add.jsp");
+			e.printStackTrace();
+		}
+		
+	}
+}

src/servlet/check.java

@@ -0,0 +1,62 @@
+package servlet;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import javabean.db_conn;
+
+public class check extends HttpServlet {
+	
+	private static final long serialVersionUID = 1L;
+
+	public void doGet(HttpServletRequest req, HttpServletResponse resp) 
+			throws ServletException, IOException {
+			resp.setContentType("text/html;charset=utf-8");
+			PrintWriter out = resp.getWriter();
+			out.println("请使用默认方式提交数据，不要尝试非法操作");
+		}
+	
+	public void doPost(HttpServletRequest req, HttpServletResponse resp) 
+			throws ServletException, IOException {
+		resp.setContentType("text/html;charset=utf-8");
+		String id = null;
+		String password = null;
+		HttpSession session = req.getSession();
+		id = req.getParameter("id");       
+		password = req.getParameter("password");
+		
+		db_conn conn = new db_conn();
+		
+		String sql = "select * from admin_user where user = '"+id+"'";
+															
+		
+		try {
+			ResultSet res = conn.executeQuery(sql);
+			if(res.next()) {
+				String pwd = res.getString(2);
+				//System.out.println(pwd+"hha");
+				if(password.equals(pwd)) {
+					session.setAttribute("admin_id", id);
+					resp.sendRedirect("frame");
+				}else {
+					System.out.println("密码错误"+res);
+					resp.sendRedirect("/air_ticket_book/admin/index.jsp");
+				}
+			}else {
+				System.out.println("账号错误");
+				resp.sendRedirect("/air_ticket_book/admin/index.jsp");				
+			}
+		}catch(SQLException e) {
+			System.out.println("出现不可预见性错误，错误信息如下："+e);
+		}
+	}
+	
+}

src/servlet/check_login_reg.java

@@ -0,0 +1,159 @@
+package servlet;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+
+import javabean.db_conn;//导入连接数据库类
+
+public class check_login_reg extends HttpServlet {
+	
+	private static final long serialVersionUID = 1L;
+
+	public void doGet(HttpServletRequest req, HttpServletResponse resp) 
+			throws ServletException, IOException {
+		resp.setContentType("text/html;charset=utf-8");
+		PrintWriter out = resp.getWriter();
+		out.println("该程序不接受直接访问，请不要尝试非法操作");
+		resp.setHeader("refresh", "2;url=index/login_reg.jsp");
+	}
+	
+	public void doPost(HttpServletRequest req, HttpServletResponse resp) 
+			throws ServletException, IOException {
+		String log_name = req.getParameter("log_name");
+		String tel=req.getParameter("reg_name");
+		String id=req.getParameter("reg_p_id");
+		String name=req.getParameter("reg_p_name");
+		String sex=req.getParameter("reg_p_sex");
+		String work=req.getParameter("reg_p_work");
+		String log_pwd = req.getParameter("log_pwd");
+		String reg_name = req.getParameter("reg_name");
+		String reg_pwd1 = req.getParameter("reg_pwd1");
+		String reg_pwd2 = req.getParameter("reg_pwd2");
+		
+		if(log_name!=null&&log_pwd!=null&&reg_name==null&&reg_pwd1==null&&reg_pwd2==null) {
+			//调用登录方法处理登录
+			go_login(log_name, log_pwd, req, resp);
+			
+		}
+		else if(log_name==null&&log_pwd==null&&reg_name!=null&&reg_pwd1!=null&&reg_pwd2!=null&&reg_pwd1.equals(reg_pwd2)) {
+			//调用注册方法处理注册
+			go_reg(id,name,tel,sex,work,reg_pwd1, req, resp);
+			
+		}
+		else {
+			
+			resp.setContentType("text/html;charset=utf-8");
+			PrintWriter out = resp.getWriter();
+			out.println("请不要尝试非法操作");
+			resp.setHeader("refresh", "2;url=index/login_reg.jsp");
+		}
+	}
+	
+	protected void go_login(String name, String pwd, HttpServletRequest req, HttpServletResponse resp) {
+		//System.out.println("go_login被调用了");
+		db_conn conn = new db_conn();//创建数据库连接对象
+		//取出cookie，验证是否有url，如果有url，则跳转到url，如果没有则跳转到index.jsp
+		//目的是跳转到用户浏览的原页面，提高用户体验感
+		HttpSession session = req.getSession(); 
+		/*放弃cookie，转向使用session解决登录后页面跳转的问题，cookie貌似无法解决这个问题*/
+		String sql = "select * from p_inf where p_tel = '"+name+"'";
+		ResultSet res = conn.executeQuery(sql);
+		try {
+			
+			if(res.next()) {
+				String p_pwd = res.getString(6);
+				
+				if(pwd.equals(p_pwd)) {
+					session.setAttribute("user_id", name);
+					
+					if(session.getAttribute("url")!=null) {
+						String url = session.getAttribute("url").toString();
+						try{
+							url="/air_ticket_book/index.jsp";
+							resp.sendRedirect(url);
+							}
+						catch (IOException e) {
+							System.out.println("出错信息如下："+e);
+						}
+					}else {
+						try {
+							resp.sendRedirect("user_center");
+						}
+						catch (IOException e) {
+							System.out.println("出错信息如下："+e);
+						}
+						
+					}
+				}else {
+					//用户输入密码错误
+					try {
+						resp.setContentType("text/html;charset=utf-8");
+						PrintWriter out = resp.getWriter();
+						out.println("密码错误，请重新登录");
+						resp.setHeader("refresh", "2;url=index/login_reg.jsp");
+					}catch (IOException e) {
+						System.out.println("出错信息如下："+e);
+					}
+					
+				}				
+			}else {
+				//用户账号错误
+				try {
+					resp.setContentType("text/html;charset=utf-8");
+					PrintWriter out = resp.getWriter();
+					out.println("账号错误，请重新登录");
+					resp.setHeader("refresh", "2;url=index/login_reg.jsp");
+				}catch (IOException e) {
+					System.out.println("出错信息如下："+e);
+				}
+			}
+			conn.closeDB();
+		}
+		catch (SQLException e) {
+			System.out.println("出错信息如下："+e);
+		}
+	}
+	protected void go_reg(String id,String name, String tel,String sex,String work,String pwd1,HttpServletRequest req, HttpServletResponse resp) {
+		//System.out.println("注册方法被调用了");
+		resp.setContentType("text/html;charset=utf-8");
+		
+		db_conn conn = new db_conn();//创建数据库连接对象
+		String sql = "select * from p_inf where p_tel = '"+tel+"'";
+		ResultSet res = conn.executeQuery(sql);
+		try {
+			PrintWriter out = resp.getWriter();
+			try {
+				if(res.next()) {			
+					out.println("该手机号已有注册账号");
+					resp.setHeader("refresh", "2;url=index/login_reg.jsp");			
+				}else {
+					sql = "insert into p_inf (p_id,p_name,p_tel,p_sex,p_work,p_pwd) values('"+id+"','"+name+"','"+tel+"','"+sex+"','"+work+"','"+pwd1+"')";
+					int in_res = conn.executeInsert(sql);
+					//System.out.println(in_res);
+					if(in_res==1) {
+						out.println("注册成功，2秒之后跳转到登录页面");
+						resp.setHeader("refresh", "2;url=index/login_reg.jsp");	
+					}else {
+						out.println("出错啦，请联系开发人员进行修补bug");
+						resp.setHeader("refresh", "2;url=index/login_reg.jsp");
+					}
+				}
+			}catch (Exception e) {
+				System.out.print("错误信息如下："+e);
+			}
+		}catch (IOException e) {
+			System.out.println("出错啦"+e);
+		}
+		
+		conn.closeDB();
+	}
+}

src/servlet/deal_message.java

@@ -0,0 +1,45 @@
+package servlet;
+
+import java.io.IOException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import javabean.db_conn;
+import javabean.oDate;
+
+public class deal_message extends HttpServlet {
+
+	private static final long serialVersionUID = 1L;
+
+	
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		resp.sendRedirect("default/message_board.jsp");
+		//用户非法的操作，直接忽略即可
+	}
+	
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		//System.out.println("dopost被调用了");
+		req.setCharacterEncoding("utf-8");
+		oDate o_date=new oDate();
+		String user_name=null;
+		String user_message=null;
+		user_name=req.getParameter("name").toString();
+		user_message=req.getParameter("message").toString();
+		String getDate=o_date.get_date();
+		if(!user_name.equals("")&&!user_message.equals("")) {
+			//System.out.println("条件语句判断成功了");
+			db_conn conn = new db_conn();
+			String sql="insert into user_message (time,user_name,message_content) values('"+getDate+"','"+user_name+"','"+user_message+"')";
+			//System.out.println(sql);
+			int res=conn.executeInsert(sql);
+			System.out.println(res);
+			
+			//resp.sendRedirect("default/message_board.jsp");
+			conn.closeDB();
+		}
+		resp.sendRedirect("default/message_board.jsp");
+	}
+}

src/servlet/deal_order.java

@@ -0,0 +1,165 @@
+/*package servlet;
+
+import java.io.IOException;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import javabean.db_conn;
+
+
+public class deal_order extends HttpServlet{
+
+	private static final long serialVersionUID = 1L;
+	
+	public deal_order()
+	{super();}
+	
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		req.setCharacterEncoding("utf-8");
+		
+		HttpSession session = req.getSession();
+		String s=req.getParameter("date");//日期
+		System.out.println(s);//本人的ID
+		String tel=session.getAttribute("p_tel").toString();
+		System.out.println(tel);//本人的电话
+		
+		String f;
+		f=session.getAttribute("f").toString();
+		System.out.println(f);
+		
+		if(session.getAttribute("p_tel")!=null) {
+			db_conn conn=new db_conn();
+			String sql="select p_id from p_inf where p_tel='"+tel+"'";
+			ResultSet res2=conn.executeQuery(sql);
+			String  p_id=null;
+			  try {
+				  while (res2.next()) {
+				p_id=res2.getString(1);}
+				System.out.println(p_id);//本人的ID
+				String sql1="select p_id2 from ptp where p_id='"+p_id+"'";
+				//System.out.println("订购成功");
+				String p_id2=null;
+				
+				ResultSet res=conn.executeQuery(sql1);
+				
+				
+				while (res.next()) {
+					db_conn conn2=new db_conn();
+					p_id2=res.getString(1);
+					String sql2="Update ticket set t_b=0,p_id2='"+p_id+"',p_id= '"+p_id2+"',t_pay=0 where t_d='"+s+"'and f_n='"+f+"' and t_b=1 limit 1";
+					conn2.Update(sql2);
+					System.out.println("订购成功");
+				}
+			} catch (SQLException e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
+			  finally {
+					conn.closeDB();
+				}
+				
+	    }
+	
+			resp.sendRedirect("/air_ticket_book/user_center");
+	
+	}
+}*/
+package servlet;
+
+import java.io.IOException;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import javabean.db_conn;
+
+
+public class deal_order extends HttpServlet{
+
+	private static final long serialVersionUID = 1L;
+	
+	public deal_order()
+	{super();}
+	
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		req.setCharacterEncoding("utf-8");
+		
+		HttpSession session = req.getSession();
+		String s=req.getParameter("date");//日期
+		System.out.println(s);//日期
+		String tel=session.getAttribute("p_tel").toString();
+		System.out.println(tel);//本人的电话
+		
+		String f;
+		f=session.getAttribute("f").toString();
+		System.out.println(f);//航班
+		
+		if(session.getAttribute("p_tel")!=null) {
+			db_conn conn=new db_conn();
+			db_conn conn3=new db_conn();
+			String sql="select p_id from p_inf where p_tel='"+tel+"'";
+			ResultSet res2=conn.executeQuery(sql);
+			String  p_id=null;
+			  try {
+				  while (res2.next()) {p_id=res2.getString(1);}//本人的ID
+				String sql1="select p_id2 from ptp where p_id='"+p_id+"'";
+				String p_id2=null;		
+				ResultSet res=conn.executeQuery(sql1);
+				
+				String sql3="SELECT count(*) from ticket where t_d='"+s+"'and f_n='"+f+"' and t_b=1 ";
+				ResultSet res3=conn3.executeQuery(sql3);
+				int a=0;
+				int b=0;
+				if(res3.first()) {
+					 a=Integer.parseInt(res3.getString(1));
+					
+				}
+				String sql4="SELECT count(*) from ptp where p_id='"+p_id+"'";
+				ResultSet res4=conn3.executeQuery(sql4);
+				if(res4.first()) {
+					 b=Integer.parseInt(res4.getString(1));
+				}
+				
+				
+			if(a>=b) {
+				System.out.println(a);
+				System.out.println(b);
+				while (res.next()) {
+					db_conn conn2=new db_conn();
+					p_id2=res.getString(1);
+					System.out.println(p_id2);
+					String sql2="Update ticket set t_b=0,p_id2='"+p_id+"',p_id= '"+p_id2+"',t_pay=0 where t_d='"+s+"'and f_n='"+f+"' and t_b=1 limit 1";
+					conn2.Update(sql2);
+					System.out.println("订购成功");
+				}
+				resp.sendRedirect("/air_ticket_book/user_center");	
+				}
+			
+			else {
+				System.out.println("deal_order出错啦，请联系开发人员进行修补bug");
+				resp.setHeader("refresh", "2;url=/air_ticket_book/default/error.jsp");
+			}
+			  }
+			catch (SQLException e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
+			  finally {
+					conn.closeDB();
+				
+				}
+			
+}
+	}}
+

src/servlet/del_ptp.java

@@ -0,0 +1,31 @@
+package servlet;
+
+import java.io.IOException;
+
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+
+import javabean.db_conn;
+@WebServlet("/del_ptp")
+
+public class del_ptp extends HttpServlet {
+
+	private static final long serialVersionUID = 1L;
+	
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		String p_id2=req.getParameter("p_id2");
+		db_conn conn=new db_conn();
+		String sql="delete from ptp where p_id2='"+p_id2+"'";
+		conn.executeDelete(sql);
+		resp.setHeader("refresh", "2;url=/air_ticket_book/index/ptp_change_success.jsp");
+	}
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		resp.setHeader("refresh", "2;url=/air_ticket_book/index/ptp_change_success.jsp");
+	}
+	
+
+}

src/servlet/del_user_message.java

@@ -0,0 +1,26 @@
+package servlet;
+
+import java.io.IOException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import javabean.db_conn;
+
+public class del_user_message extends HttpServlet {
+
+	private static final long serialVersionUID = 1L;
+	
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		String sort=req.getParameter("class");
+		if(sort.equals("user")) {
+			String user_name=req.getParameter("id");
+			db_conn conn=new db_conn();
+			String sql="delete from p_inf where p_tel='"+user_name+"'";
+			conn.executeDelete(sql);
+			resp.sendRedirect("admin/user_list.jsp");
+		}
+	}
+}

src/servlet/frame.java

@@ -0,0 +1,28 @@
+package servlet;
+
+import java.io.IOException;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+public class frame extends HttpServlet {
+	
+	
+	private static final long serialVersionUID = 1L;
+
+	public void doGet(HttpServletRequest req, HttpServletResponse resp) 
+			throws ServletException, IOException {
+		HttpSession session = req.getSession();
+		if(session.getAttribute("admin_id") != null) {
+			RequestDispatcher rd=getServletContext().getRequestDispatcher("/admin/frame.jsp");
+			rd.forward(req, resp);
+		}else {
+			resp.sendRedirect("/air_ticket_book/admin/index.jsp");
+		}
+		
+	}
+}

src/servlet/ptp.java

@@ -0,0 +1,106 @@
+package servlet;
+
+import java.io.IOException;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.ArrayList;
+
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import javabean.db_conn;
+import javabean.passenger;
+@WebServlet("/ptp")
+
+public class ptp extends HttpServlet {
+	private static final long serialVersionUID = 1L;
+       
+    public ptp() {
+        super();
+      
+    }
+
+    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		//get提交为非法操作，直接返回被session记忆的页面即可
+		HttpSession session = req.getSession();
+		String url=null;
+		if(session.getAttribute("url")!=null) {
+			url=session.getAttribute("url").toString();
+		}else {
+			url="index/user_center.jsp";
+		}
+		resp.sendRedirect(url);
+	}
+
+	
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		req.setCharacterEncoding("utf-8");
+		String url=null;
+		url="index/user_center.jsp";
+		String tel2=req.getParameter("tel");
+		String name=req.getParameter("name");
+		
+		System.out.println(name);//要关联的人
+		System.out.println(tel2);//要关联的人的电话
+
+		HttpSession session = req.getSession();
+		
+		String tel=session.getAttribute("p_tel").toString();
+		System.out.println(tel);//主人的电话
+		String p_id=null,p_id2=null;
+		
+		String sql=null;
+		if(name==""||tel2=="") {
+			System.out.print("请输入完整信息"); 
+			resp.sendRedirect(url);
+		}
+		else {
+			sql="select * from p_inf where p_name='"+name+"' and p_tel='"+tel2+"'";
+
+			db_conn conn=new db_conn();
+			ArrayList<passenger> plist = new ArrayList<passenger>();
+			ResultSet res=conn.executeQuery(sql);
+			try {
+				while (res.next()) {
+					passenger passenger_info1=new passenger();
+					passenger passenger_info2=new passenger();
+					passenger_info1.set_p_id(res.getString(1));
+					passenger_info2.set_p_id(res.getString(2));
+				    plist.add(passenger_info1);	
+				    plist.add(passenger_info2);	
+				}
+					if(plist.size()==0){
+						System.out.println("信息输入有误或对方未创建账号，请重新输入");
+					}else{
+						sql="select p_id from p_inf where p_tel='"+tel+"'";
+						ResultSet res2=conn.executeQuery(sql);
+						if(res2.next())
+						  p_id=res2.getString(1);
+						
+						sql="select p_id from p_inf where p_tel='"+tel2+"'";
+						ResultSet res3=conn.executeQuery(sql);
+						if(res3.next())
+						  p_id2=res3.getString(1);
+						
+						sql="insert into ptp (p_id,p_id2) values ('"+p_id+"','"+p_id2+"')";
+						conn.executeInsert(sql);
+						req.getRequestDispatcher("index/ptp_change_success.jsp").forward(req, resp);
+					}
+				//	p.setF_n(res.getString(1));
+				//	plist.add(flight_info);					
+				req.setAttribute("plist", plist);
+				
+			} catch (SQLException e) {
+				System.out.println("错误信息："+e);
+			}finally {
+				conn.closeDB();
+			}
+			
+		}
+		
+	}
+}

src/servlet/search_fly.java

@@ -0,0 +1,85 @@
+package servlet;
+import java.io.IOException;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.ArrayList;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+
+import javabean.db_conn;
+import javabean.flight;
+
+public class search_fly extends HttpServlet {
+
+	private static final long serialVersionUID = 1L;
+	
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		HttpSession session = req.getSession();
+		String url=null;
+		if(session.getAttribute("url")!=null) {
+			url=session.getAttribute("url").toString();
+		}else {
+			url="default/index.jsp";
+		}
+		resp.sendRedirect(url);
+	}
+
+	
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		req.setCharacterEncoding("utf-8");
+		String url=null;
+			url="default/index.jsp";
+		
+		String departure=null;
+		String destination=null;
+		departure=req.getParameter("departure");
+		destination=req.getParameter("destination");
+		String sql=null;
+		
+		
+		if(departure==""&&destination=="") {
+			//如果始发地和目的地都为空则跳转回原页面
+			resp.sendRedirect(url);
+		}else if (departure!=""&&destination=="") {
+			sql="select * from flight where f_s_p='"+departure+"'";
+		}else if (departure==""&&destination!="") {
+			sql="select * from flight where f_a_p='"+destination+"'";
+		}else if (departure!=""&&destination!="") {
+			sql="select * from flight where f_s_p='"+departure+"' and f_a_p='"+destination+"'";
+		}
+		if(departure==""&&destination=="") {
+		}else {
+			db_conn conn=new db_conn();
+			ArrayList<flight> flightlist = new ArrayList<flight>();
+			
+			ResultSet res=conn.executeQuery(sql);
+			try {
+				while (res.next()) {
+					flight flight_info=new flight();
+					flight_info.setF_n(res.getString(1));
+					flight_info.setF_s_p(res.getString(2));
+					flight_info.setF_a_p(res.getString(3));
+					flight_info.setF_s_a(res.getString(4));
+					flight_info.setF_a_a(res.getString(5));
+					flight_info.setF_s_t(res.getString(6));
+					flight_info.setF_a_t(res.getString(7));
+					flight_info.setF_p(res.getString(8));
+					flightlist.add(flight_info);			
+						
+				}
+				req.setAttribute("flightlist", flightlist);
+			} catch (SQLException e) {
+				System.out.println("错误信息："+e);
+			}finally {
+				conn.closeDB();
+			}
+			req.getRequestDispatcher("default/search.jsp").forward(req, resp);
+		}
+		
+	}
+}

src/servlet/upload_file.java

@@ -0,0 +1,109 @@
+package servlet;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Iterator;
+import java.util.List;
+import java.util.UUID;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import org.apache.commons.fileupload.FileItem;
+import org.apache.commons.fileupload.FileUploadException;
+import org.apache.commons.fileupload.disk.DiskFileItemFactory;
+import org.apache.commons.fileupload.servlet.ServletFileUpload;
+
+import javabean.db_conn;
+public class upload_file extends HttpServlet {
+	private static final long serialVersionUID = 1L;
+	 
+	
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp) 
+			throws ServletException, IOException {
+		//GET方式提交的数据基本都是非法操作，不用处理，直接返回edit_info页面就可以
+			resp.sendRedirect("/air_ticket_book/index/edit_info.jsp");
+	}
+	
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		HttpSession session=request.getSession();
+		if(session.getAttribute("user_id")==null) {
+			response.sendRedirect("index/user_info.jsp");
+		}
+		else {
+			//request.setCharacterEncoding("utf-8");
+			boolean flag=ServletFileUpload.isMultipartContent(request);
+			if(flag) {
+				DiskFileItemFactory factory=new DiskFileItemFactory();
+				ServletFileUpload upload=new ServletFileUpload(factory);
+				try {
+					List<FileItem>fileList = upload.parseRequest(request);
+					Iterator<FileItem> myitor = fileList.iterator();
+					while(myitor.hasNext()) {
+						FileItem item=myitor.next();
+						if(item!=null) {
+							String filename=item.getName();
+							if(filename!=null) {
+								String path="index/upload";
+								String absolutepath=this.getServletContext().getRealPath(path);
+								//System.out.println("文件名"+filename);
+								
+								File file = new File(filename);
+								//System.out.println("文件名为："+file.getName());
+								String file_name=file.getName();
+								String ext=file_name.substring(file_name.lastIndexOf("."));
+								//System.out.println("文件扩展名为："+ext);
+								String end_filename=UUID.randomUUID().toString()+ext;
+								//System.out.println("头像图片名称为："+end_filename);
+								File uploadFile = new File(absolutepath, end_filename);
+								try {
+									if(uploadFile.exists()) {
+										uploadFile.delete();
+									}
+									item.write(uploadFile);
+									//System.out.println("上传成功");
+									//System.out.println("图片存储文件夹为："+absolutepath);
+									
+									
+									//上传文件成功把文件名写入数据库
+									
+									db_conn conn= new db_conn();
+									String sql="update common_user set avatar_img='"+end_filename+"' "
+											+ "where user_name='"+session.getAttribute("user_id")+"'";
+									int res=conn.Update(sql);
+									//System.out.println(res);
+									PrintWriter out=response.getWriter();
+									response.setContentType("text/html;charset=utf-8");
+									if(res!=0) {
+										response.sendRedirect("/air_ticket_book/index/user_info.jsp");
+									}else {
+										
+										out.println("文件上传失败，程序出现bug，请联系开发人员修复bug");
+										response.setHeader("refresh", "2;url=/air_ticket_book/index/user_info.jsp");
+									}
+									
+									
+									
+									
+									
+								}catch (Exception e) {
+									System.out.println("出错了1，出错信息如下："+e);
+								}
+								
+							}				
+						}
+					}
+				} catch (FileUploadException e) {
+					System.out.println("出错了2，出错信息如下："+e);
+					e.printStackTrace();
+				}
+			}
+		}
+		
+	}
+}

src/servlet/userCenter.java

@@ -0,0 +1,28 @@
+package servlet;
+
+import java.io.IOException;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+public class userCenter extends HttpServlet{
+
+	private static final long serialVersionUID = 1L;
+	
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+		HttpSession session = req.getSession();
+		Object user_id = session.getAttribute("user_id");
+		if(user_id != null) {
+			RequestDispatcher rd = getServletContext().getRequestDispatcher("/index/user_center.jsp");
+			rd.forward(req, resp);
+			session.setAttribute("url", "/air_ticket_book/user_center");
+		}else {
+			resp.sendRedirect("index/login_reg.jsp");
+		}
+	}
+	
+}

target/classes/META-INF/MANIFEST.MF

@@ -0,0 +1,4 @@
+Manifest-Version: 1.0
+Build-Jdk-Spec: 21
+Created-By: Maven Integration for Eclipse
+

target/classes/META-INF/maven/air_ticket_book/air_ticket_book/pom.properties

@@ -0,0 +1,7 @@
+#Generated by Maven Integration for Eclipse
+#Fri Oct 04 17:12:19 CST 2024
+artifactId=air_ticket_book
+groupId=air_ticket_book
+m2e.projectLocation=D\:\\college\\SE2\\air_ticket_book-master\\\u8F6F\u4EF6\u5DE5\u7A0B\u8BFE\u7A0B\u8BBE\u8BA1\\air_ticket_book
+m2e.projectName=air_ticket_book
+version=0.0.1-SNAPSHOT

target/classes/META-INF/maven/air_ticket_book/air_ticket_book/pom.xml

@@ -0,0 +1,19 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>air_ticket_book</groupId>
+  <artifactId>air_ticket_book</artifactId>
+  <version>0.0.1-SNAPSHOT</version>
+  <build>
+    <sourceDirectory>src</sourceDirectory>
+    <plugins>
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.8.1</version>
+        <configuration>
+          <source>1.8</source>
+          <target>1.8</target>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>