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本文小编为大家详细介绍“Java怎么实现教室预订管理系统”，内容详细，步骤清晰，细节处理妥当，希望这篇“Java怎么实现教室预订管理系统”文章能帮助大家解决疑惑，下面跟着小编的思路慢慢深入，一起来学习新知识吧。
Jdk1.8 + Tomcat8.5 + Mysql + HBuilderX（Webstorm也行）+ Eclispe（IntelliJ IDEA,Eclispe,MyEclispe,Sts都支持）。
Spring + SpringBoot+ mybatis + Maven + Vue 等等组成，B/S模式 + Maven管理等等。
用户管理控制器:
/**
* 用户管理控制器
*/
@RequestMapping("/user/")
@Controller
public class UserController {
@Autowired
private IUserService userService;
@Autowired
private IRoleService roleService;
@Resource
private ProcessEngineConfiguration configuration;
@Resource
private ProcessEngine engine;
@GetMapping("/index")
@ApiOperation("跳转用户页接口")
@PreAuthorize("hasRole('管理员')")
public String index(String menuid,Model model){
List<Role> roles = queryAllRole();
model.addAttribute("roles",roles);
model.addAttribute("menuid",menuid);
//用户首页
return "views/user/user_list";
}
@GetMapping("/listpage")
@ApiOperation("查询用户分页数据接口")
@ApiImplicitParams({
@ApiImplicitParam(name = "UserQuery", value = "用户查询对象", defaultValue = "userQuery对象")
})
@ResponseBody
@PreAuthorize("hasRole('管理员')")
public PageList listpage(UserQuery userQuery){
return userService.listpage(userQuery);
}
//添加用户
@PostMapping("/addUser")
@ApiOperation("添加用户接口")
@ResponseBody
public Map<String,Object> addUser(User user){
Map<String, Object> ret = new HashMap<>();
ret.put("code",-1);
if(StringUtils.isEmpty(user.getUsername())){
ret.put("msg","请填写用户名");
return ret;
}
if(StringUtils.isEmpty(user.getPassword())){
ret.put("msg","请填写密码");
return ret;
}
if(StringUtils.isEmpty(user.getEmail())){
ret.put("msg","请填写邮箱");
return ret;
}
if(StringUtils.isEmpty(user.getTel())){
ret.put("msg","请填写手机号");
return ret;
}
if(StringUtils.isEmpty(user.getHeadImg())){
ret.put("msg","请上传头像");
return ret;
}
if(userService.addUser(user)<=0) {
ret.put("msg", "添加用户失败");
return ret;
}
ret.put("code",0);
ret.put("msg","添加用户成功");
return ret;
}
/**
* 修改用户信息操作
* @param user
* @return
*/
@PostMapping("/editSaveUser")
@ApiOperation("修改用户接口")
@PreAuthorize("hasRole('管理员')")
@ResponseBody
public Message editSaveUser(User user){
if(StringUtils.isEmpty(user.getUsername())){
return Message.error("请填写用户名");
}
if(StringUtils.isEmpty(user.getEmail())){
return Message.error("请填写邮箱");
}
if(StringUtils.isEmpty(user.getTel())){
return Message.error("请填写手机号");
}
try {
userService.editSaveUser(user);
return Message.success();
} catch (Exception e) {
e.printStackTrace();
return Message.error("修改用户信息失败");
}
}
//添加用户
@GetMapping("/deleteUser")
@ApiOperation("删除用户接口")
@ApiImplicitParams({
@ApiImplicitParam(name = "id", value = "如:88",required = true)
})
@PreAuthorize("hasRole('管理员')")
@ResponseBody
public AjaxResult deleteUser(@RequestParam(required = true) Long id){
AjaxResult ajaxResult = new AjaxResult();
try {
userService.deleteUser(id);
} catch (Exception e) {
e.printStackTrace();
return new AjaxResult("删除失败");
}
return ajaxResult;
}
@PostMapping(value="/deleteBatchUser")
@ApiOperation("批量删除用户接口")
@PreAuthorize("hasRole('管理员')")
@ResponseBody
public AjaxResult deleteBatchUser(String ids){
String[] idsArr = ids.split(",");
List list = new ArrayList();
for(int i=0;i<idsArr.length;i++){
list.add(idsArr[i]);
}
try{
userService.batchRemove(list);
return new AjaxResult();
}catch(Exception e){
return new AjaxResult("批量删除失败");
}
}
//查询所有角色
public List<Role> queryAllRole(){
return roleService.queryAll();
}
//添加用户的角色
@PostMapping("/addUserRole")
@ApiOperation("添加用户角色接口")
@ApiImplicitParams({
@ApiImplicitParam(name = "paramMap", value = "如:{userId:1,[1,2,3,4]]}")
})
@ResponseBody
public AjaxResult addUserRole(@RequestBody Map paramMap){
AjaxResult ajaxResult = new AjaxResult();
String userId = (String)paramMap.get("userId");
List roleIds = (List) paramMap.get("roleIds");
try {
//添加用户对应的角色
roleService.addUserRole(userId,roleIds);
return ajaxResult;
}catch (Exception e){
e.printStackTrace();
return new AjaxResult("保存角色失败");
}
}
//添加用户
@RequestMapping("/regSaveUser")
@ResponseBody
public Long addTeacher(User user){
System.out.println("保存用户...."+user);
userService.addUser(user);
//保存工作流程操作
IdentityService is = engine.getIdentityService();
// 添加用户组
org.activiti.engine.identity.User userInfo = userService.saveUser(is, user.getUsername());
// 添加用户对应的组关系
Group stuGroup = new GroupEntityImpl();
stuGroup.setId("stuGroup");
Group tGroup = new GroupEntityImpl();
tGroup.setId("tGroup");
if(user.getType() == 2) {
//保存老师组
userService.saveRel(is, userInfo, tGroup);
}
if(user.getType() == 3) {
//保存学生组
userService.saveRel(is, userInfo, stuGroup);
}
Long userId = user.getId();
return userId;
}
/**
* 修改密码页面
* @return
*/
@RequestMapping(value="/update_pwd",method=RequestMethod.GET)
public String updatePwd(){
return "views/user/update_pwd";
}
/**
* 修改密码操作
* @param oldPwd
* @param newPwd
* @return
*/
@ResponseBody
@PostMapping("/update_pwd")
public Message updatePassword(@RequestParam(name="oldPwd",required=true)String oldPwd,
@RequestParam(name="newPwd",required=true)String newPwd){
String username = CommonUtils.getLoginUser().getUsername();
User userByUserName = userService.findUserByUserName(username);
if(userByUserName!=null){
String password = userByUserName.getPassword();
BCryptPasswordEncoder bCryptPasswordEncoder = new BCryptPasswordEncoder();
boolean matches = bCryptPasswordEncoder.matches(oldPwd, password);
if(!matches){
return Message.error("旧密码不正确");//true
}
userByUserName.setPassword(bCryptPasswordEncoder.encode(newPwd));
if(userService.editUserPassword(userByUserName)<=0){
return Message.error("密码修改失败");
}
}
return Message.success();
}
/**
* 清除缓存
* @param request
* @param response
* @return
*/
@ResponseBody
@PostMapping("/clear_cache")
public Message clearCache(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setHeader("Cache-Control","no-store");
response.setHeader("Pragrma","no-cache");
response.setDateHeader("Expires",0);
return Message.success();
}
}角色管理控制层：
@Controller
public class RoleController {
@Autowired
private IRoleService roleService;
@Autowired
private IPermissionService permissionService;
@PreAuthorize("hasRole('管理员')")
@ResponseBody
@RequestMapping("/role/doAdd")
public String doAdd(Role role){
//角色添加
return "ok";
}
//添加角色
@RequestMapping("/role/addRole")
@PreAuthorize("hasRole('管理员')")
@ResponseBody
public AjaxResult addRole(Role role){
System.out.println("保存角色...."+role);
try {
roleService.saveRole(role);
return new AjaxResult();
} catch (Exception e) {
e.printStackTrace();
return new AjaxResult("操作失败");
}
}
@PreAuthorize("hasRole('管理员')")
@RequestMapping("/role/index")
public String index(Model model){
List<Permission> permisisons = permissionService.findAllPermisisons();
model.addAttribute("permissions",permisisons);
//返回角色
return "views/role/role_list";
}
@RequestMapping("/role/listpage")
@ResponseBody
public PageList listpage(RoleQuery roleQuery){
System.out.println("传递参数:"+roleQuery);
return roleService.listpage(roleQuery);
}
//修改用户editSaveUser
@RequestMapping("/role/editSaveRole")
@ResponseBody
public AjaxResult editSaveRole(Role role){
System.out.println("修改角色...."+role);
try {
roleService.editSaveRole(role);
return new AjaxResult();
} catch (Exception e) {
e.printStackTrace();
}
return new AjaxResult("修改失败");
}
//添加角色
@RequestMapping("/role/deleteRole")
@ResponseBody
public AjaxResult deleteRole(Long id){
System.out.println("删除角色...."+id);
AjaxResult ajaxResult = new AjaxResult();
try {
roleService.deleteRole(id);
} catch (Exception e) {
e.printStackTrace();
return new AjaxResult("删除失败");
}
return ajaxResult;
}
//添加角色权限 addRolePermission
@RequestMapping("/role/addRolePermission")
@ResponseBody
public AjaxResult addRolePermission(@RequestBody Map paramMap){
AjaxResult ajaxResult = new AjaxResult();
String roleId = (String)paramMap.get("roleId");
List permissionIds = (List) paramMap.get("permissionIds");
try {
//添加角色对应的权限
roleService.addRolePermission(roleId,permissionIds);
return ajaxResult;
}catch (Exception e){
e.printStackTrace();
return new AjaxResult("保存权限失败");
}
}
}读到这里，这篇“Java怎么实现教室预订管理系统”文章已经介绍完毕，想要掌握这篇文章的知识点还需要大家自己动手实践使用过才能领会，如果想了解更多相关内容的文章，欢迎关注亿速云行业资讯频道。
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