用户登录功能基本测试完成

src/com/hellogithub/dao/UserDao.java

@@ -16,9 +16,9 @@ public class UserDao {
     /**
      * 用户登录
      * @param userName
-     * @param userPassword
+     * @param password
      * */
-    public UserEntity UserLogin(String userName,String userPassword){
+    public UserEntity UserLogin(String userName,String password){
         ResultSet resultSet = null;
         PreparedStatement preparedStatement = null;
         Connection connection = null;
@@ -27,7 +27,7 @@ public class UserDao {
             String loginSql = "select  * from  user where userName=? and userPassword=? and isValid=1;";
             preparedStatement = connection.prepareStatement(loginSql);
             preparedStatement.setString(1, userName);
-            preparedStatement.setString(2, userPassword);
+            preparedStatement.setString(2, password);
             resultSet = preparedStatement.executeQuery();
             if (!resultSet.next()) {  // 查询不到用户数据
                 return null;
@@ -36,7 +36,7 @@ public class UserDao {
             Integer id = resultSet.getInt(1);
             String dbUserName = resultSet.getString(2);
             String dbUserPassword = resultSet.getString(3);
-            UserEntity userEntity = new UserEntity(dbUserName, dbUserPassword);
+            userEntity = new UserEntity(dbUserName, dbUserPassword);
             return userEntity;
         } catch (Exception e) {
             e.printStackTrace();

src/com/hellogithub/entity/UserEntity.java

@@ -14,6 +14,7 @@ public class UserEntity {
      * `creatTime` datetime DEFAULT NULL COMMENT '创建时间',
      * `isValid` int(11) DEFAULT NULL COMMENT '是否有效(0/1)',
      * `projectNum` int(11) DEFAULT NULL COMMENT '提交的项目总数',
+     * `searchHistory` varchar(255) DEFAULT NULL COMMENT '搜索历史',
      * PRIMARY KEY (`userId`)
      * ) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4 COMMENT='用户表';
      */
@@ -27,6 +28,8 @@ public class UserEntity {
 
     private Integer projectNum;
 
+    private String searchHistory;
+
     public UserEntity() {
 
     }
@@ -36,6 +39,16 @@ public class UserEntity {
         this.userPassword = userPassword;
     }
 
+    public UserEntity(Integer userId, String userName, String userPassword, Date creatTime, Integer isValid, Integer projectNum, String searchHistory) {
+        this.userId = userId;
+        this.userName = userName;
+        this.userPassword = userPassword;
+        this.creatTime = creatTime;
+        this.isValid = isValid;
+        this.projectNum = projectNum;
+        this.searchHistory = searchHistory;
+    }
+
     public Integer getUserId() {
         return userId;
     }
@@ -84,13 +97,12 @@ public class UserEntity {
         this.projectNum = projectNum;
     }
 
-    public UserEntity(Integer userId, String userName, String userPassword, Date creatTime, Integer isValid, Integer projectNum) {
+    public String getSearchHistory() {
-        this.userId = userId;
+        return searchHistory;
-        this.userName = userName;
+    }
-        this.userPassword = userPassword;
+
-        this.creatTime = creatTime;
+    public void setSearchHistory(String searchHistory) {
-        this.isValid = isValid;
+        this.searchHistory = searchHistory;
-        this.projectNum = projectNum;
     }
 
     @Override
@@ -102,6 +114,7 @@ public class UserEntity {
                 ", creatTime=" + creatTime +
                 ", isValid=" + isValid +
                 ", projectNum=" + projectNum +
+                ", searchHistory='" + searchHistory + '\'' +
                 '}';
     }
 }

src/com/hellogithub/filter/SessionFilter.java

@@ -30,6 +30,15 @@ public class SessionFilter implements Filter {
         HttpServletRequest httpServletRequest = (HttpServletRequest) servletRequest;
         HttpServletResponse httpServletResponse = (HttpServletResponse) servletResponse;
         String contextPath = httpServletRequest.getContextPath();
+
+
+        String origin = httpServletRequest.getHeader("Origin");
+        httpServletResponse.setHeader("Access-Control-Allow-Origin", origin);
+        httpServletResponse.setHeader("Access-Control-Allow-Methods", "*");
+        String headers = httpServletRequest.getHeader("Access-Control-Request-Headers");
+        httpServletResponse.setHeader("Access-Control-Allow-Credentials", "true");
+        httpServletResponse.setHeader("Access-Control-Max-Age", "3600");
+
         // 定义一个数组  排除的请求
         for (int i = 0; i < excludeUrls.length; i++) {
             String excludeUrl = contextPath + excludeUrls[i];

src/com/hellogithub/service/UserService.java

@@ -8,7 +8,7 @@ import com.hellogithub.entity.UserEntity;
  * */
 public class UserService {
     private UserDao userDao=new UserDao();
-    public UserEntity UserLogin(String userName, String userPassword){
+    public UserEntity UserLogin(String userName,String password){
-        return userDao.UserLogin(userName,userPassword);
+        return userDao.UserLogin(userName,password);
     }
 }

src/com/hellogithub/servlet/UserLoginServlet.java

@@ -1,5 +1,6 @@
 package com.hellogithub.servlet;
 
+import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
 import com.hellogithub.entity.UserEntity;
 import com.hellogithub.service.UserService;
@@ -11,7 +12,7 @@ import org.apache.commons.lang3.StringUtils;
 
 import java.io.IOException;
 import java.io.PrintWriter;
-import java.util.HashMap;
+import java.util.*;
 
 @WebServlet("/userLogin")
 public class UserLoginServlet extends HttpServlet {
@@ -24,17 +25,29 @@ public class UserLoginServlet extends HttpServlet {
 
     @Override
     protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        resp.setCharacterEncoding("UTF-8");
+        resp.setContentType("text/html; charset=utf-8");
+        //        设置响应头允许ajax跨域访问
+        String curOrigin = req.getHeader("Origin");
+        resp.setHeader("Access-Control-Allow-Origin", curOrigin == null ? "true" : curOrigin);
+        resp.setHeader("Access-Control-Allow-Credentials", "true");
+        resp.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, HEAD");
+        resp.setHeader("Access-Control-Max-Age", "3600");
+        resp.setHeader("Access-Control-Allow-Headers", "access-control-allow-origin, authority, content-type, version-info, X-Requested-With");
+        resp.setContentType("application/json;charset=UTF-8");
+
+
         PrintWriter writer = resp.getWriter();
         String userName = req.getParameter("username");
         if (StringUtils.isEmpty(userName)) {
-            setResultError("用户名称不能够是为空",writer);
+            setResultError("用户名不能够是为空！", writer);
             return;
         }
         String userPwd = req.getParameter("password");
         // 参数验证
         if (StringUtils.isEmpty(userPwd)) {
             //转发到错误页面
-            setResultError("密码不能够是为空",writer);
+            setResultError("密码不能够是为空！", writer);
             return;
         }
         String userCode = req.getParameter("code"); // 用户输入的图形验证码
@@ -42,7 +55,7 @@ public class UserLoginServlet extends HttpServlet {
         HttpSession session = req.getSession();
         String sessionCode = (String) session.getAttribute(RandomValidateCode.RANDOMVALIDATECODE);
         if (!sessionCode.equalsIgnoreCase(userCode)) {
-            setResultError("验证码不能够是为空",writer);
+            setResultError("验证码错误！", writer);
             return;
         }
         // 在调用业务逻辑层
@@ -54,7 +67,7 @@ public class UserLoginServlet extends HttpServlet {
         }
         // 判断用户是否记住密码
         String rememberPassword = req.getParameter("remember");
-        if ("on".equals(rememberPassword)) {
+        if ("true".equals(rememberPassword)) {
             // 如果有记住密码则 将密码保存在cookie中
             Cookie userNameCookie = new Cookie("userName", userName);
             Cookie userPwdCookie = new Cookie("userPwd", userPwd);

src/com/hellogithub/servlet/VerifycodeServlet.java

@@ -21,6 +21,16 @@ public class VerifycodeServlet extends HttpServlet {
             throws ServletException, IOException {
         response.setContentType("image/jpeg");//设置相应类型,告诉浏览器输出的内容为图片
         response.setHeader("Pragma", "No-cache");//设置响应头信息，告诉浏览器不要缓存此内容
+
+        request.setCharacterEncoding("UTF-8");
+        response.setCharacterEncoding("UTF-8");
+        response.setContentType("text/html; charset=utf-8");
+        //        设置响应头允许ajax跨域访问
+        response.setHeader("Access-Control-Allow-Origin", "*");
+        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
+        response.setHeader("Access-Control-Max-Age", "3600");
+        response.setHeader("Access-Control-Allow-Headers", "token, Accept, Origin, X-Requested-With, Content-Type, Last-Modified");
+
         //做浏览器兼容
         response.setHeader("Cache-Control", "no-cache");
         response.setDateHeader("Expire", 0);

src/com/hellogithub/utils/RandomValidateCode.java

@@ -52,6 +52,13 @@ public class RandomValidateCode {
      * @param response
      */
     public void getRandcode(HttpServletRequest request, HttpServletResponse response) {
+        response.setCharacterEncoding("UTF-8");
+        response.setContentType("text/html; charset=utf-8");
+        //        设置响应头允许ajax跨域访问
+        response.setHeader("Access-Control-Allow-Origin", "*");
+        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
+        response.setHeader("Access-Control-Max-Age", "3600");
+        response.setHeader("Access-Control-Allow-Headers", "token, Accept, Origin, X-Requested-With, Content-Type, Last-Modified");
         HttpSession session = request.getSession();
         // BufferedImage类是具有缓冲区的Image类,Image类是用于描述图像信息的类
         BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_BGR);
@@ -68,6 +75,7 @@ public class RandomValidateCode {
         for (int i = 1; i <= stringNum; i++) {
             randomString = drowString(g, randomString, i);
         }
+        request.getSession(true);
         session.removeAttribute(RANDOMVALIDATECODE);
         session.setAttribute(RANDOMVALIDATECODE, randomString);
         g.dispose();

src/config.properties

@@ -0,0 +1,4 @@
+driverClass=com.mysql.cj.jdbc.Driver
+url=jdbc:mysql://127.0.0.1:3306/hellogithub?serverTimezone=GMT%2B8
+user=root
+password=1611