Java项目:药品管理系统(java+SSM+html+jQuery+Tomcat+mysql)

package com.clw.medicine.user.controller; import com.clw.medicine.user.po.User; import com.clw.medicine.user.service.UserService; import com.clw.medicine.utils.ErrorInfoUtil; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.*; import javax.servlet.http.HttpServletRequest; import java.util.HashMap; import java.util.List; import java.util.Map; /** * Description: 用户控制器 * Author: clw * Date: 2018/3/19 * Version: 1.0 */ @Controller @RequestMapping(value = "user/user", method = {RequestMethod.POST}) public class UserController { @Autowired UserService userService; /** * 登录Controller * @param request HttpServletRequest 对象 * @param username 用户名 * @param password 密码 * @return Map 返回相关状态 * @throws Exception 异常 */ @RequestMapping(value = "login") public @ResponseBody Map<String, String> login(HttpServletRequest request, @RequestParam(value = "username", defaultValue = "") String username, @RequestParam(value = "password", defaultValue = "") String password) throws Exception { System.out.println("username: " + username + ", password: " + password); User user = userService.loginCheck(username, password); Map<String, String> resultMap =new HashMap<String, String>(); if (user != null) { request.getSession().setAttribute("userid", user.getUid()); request.getSession().setAttribute("username", user.getUsername()); request.getSession().setAttribute("identity", "user"); resultMap.put("state", "success"); } else { resultMap.put("state", "fail"); resultMap.put("reason", ErrorInfoUtil.getErrorInfo("user.login.check.null")); } return resultMap; } /** * 获取指定用户ID的用户信息 * @param userIds 用户ID数组 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = "getSomeUser") public @ResponseBody Map<String, Object> getSomeUser(@RequestParam(value = "userIds[]") String[] userIds) throws Exception { List<User> users = userService.getSomeUser(userIds); Map<String, Object> result = new HashMap<String, Object>(); if (users.size() > 0) { result.put("state", "success"); result.put("result", users); } else { result.put("state", "fail"); result.put("reason", null); } return result; } /** * 获取用户总量 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = "getUserCount") public @ResponseBody Map<String, Object> getUserCount() throws Exception { int count = userService.count(); Map<String, Object> result = new HashMap<String, Object>(); if (count > 0) { result.put("state", "success"); result.put("result", count); } else { result.put("state", "fail"); result.put("reason", 0); } return result; } /** * 获取指定数量的用户信息 * @param offset 偏移量 * @param limit 限制返回条数 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = "getLimitUser") public @ResponseBody Map<String, Object> getLimitUser(@RequestParam(value = "offset") int offset, @RequestParam(value = "limit") int limit) throws Exception { List<User> userList = userService.getLimitUser(offset, limit); Map<String, Object> result = new HashMap<String, Object>(); if (userList.size() > 0) { result.put("state", "success"); result.put("result", userList); } else { result.put("state", "fail"); result.put("reason", null); } return result; } /** * 根据用户ID更新用户信息 * @param user 新的用户信息 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = "updateUserById") public @ResponseBody Map<String, Object> updateUserById(@RequestBody User user) throws Exception { int updateCount = userService.updateById(user); Map<String, Object> result = new HashMap<String, Object>(); if (updateCount > 0) { result.put("state", "success"); result.put("result", updateCount); } else { result.put("state", "fail"); result.put("reason", 0); } return result; } /** * 根据用户ID数组删除一些用户信息 * @param userIds 用户ID数组 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = "deleteSomeUser") public @ResponseBody Map<String, Object> deleteSomeUser(@RequestParam(value = "userIds[]") String[] userIds) throws Exception { int deleteNum = userService.deleteSomeUser(userIds); Map<String, Object> result = new HashMap<String, Object>(); if (deleteNum > 0) { result.put("state", "success"); result.put("result", deleteNum); } else { result.put("state", "fail"); result.put("reason", null); } return result; } /** * 添加用户 * @param user 用户信息 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = {"addUser", "registerUser"}) public @ResponseBody Map<String, Object> addUser(@RequestBody User user) throws Exception { int addCount = userService.addUser(user); Map<String, Object> result = new HashMap<String, Object>(); if (addCount > 0) { result.put("state", "success"); result.put("result", addCount); } else { result.put("state", "fail"); result.put("reason", 0); } return result; } /** * 根据用户ID更新用户密码 * @param uid 用户ID * @param originalPasswd 原密码 * @param newPasswd 新密码 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = "updateUserPasswdById") public @ResponseBody Map<String, Object> updateUserPasswdById(@RequestParam(value = "uid", defaultValue = "") String uid, @RequestParam(value = "originalPasswd", defaultValue = "") String originalPasswd, @RequestParam(value = "newPasswd", defaultValue = "") String newPasswd) throws Exception { int updateCount = userService.updatePasswdById(uid, originalPasswd, newPasswd); Map<String, Object> result = new HashMap<String, Object>(); if (updateCount > 0) { result.put("state", "success"); result.put("result", updateCount); } else { result.put("state", "fail"); result.put("reason", 0); } return result; } /** * 获取当前登录用户 * @return Map 返回相关状态及信息 * @throws Exception 异常 */ @RequestMapping(value = "getCurrentUser") public @ResponseBody Map<String, Object> getCurrentUser(HttpServletRequest request) throws Exception { String userId = (String) request.getSession().getAttribute("userid"); User user = null; if (userId != null && !"".equals(userId)) { user = userService.getUserById(userId); } Map<String, Object> result = new HashMap<String, Object>(); if (user != null) { result.put("state", "success");