格式化了代码，添加了全局异常处理和Redis相关配置，取消了LoginException，POM解决了爆红问题

pom.xml

@@ -142,6 +142,7 @@
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>2.7.1</version>
                 <configuration>
                     <excludes>
                         <exclude>

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/advice/ExceptionHandlerAdvice.java

@@ -0,0 +1,33 @@
+package cn.edu.hfut.rmdjzz.projectmanagement.advice;
+
+import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
+import cn.edu.hfut.rmdjzz.projectmanagement.exception.TokenException;
+import cn.edu.hfut.rmdjzz.projectmanagement.utils.response.ResponseMap;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+/**
+ * @author 佘语殊
+ * @since 2022/6/29 1:00
+ */
+@Slf4j
+@RestControllerAdvice
+public class ExceptionHandlerAdvice {
+    @ExceptionHandler(TokenException.class)
+    @ResponseStatus(HttpStatus.UNAUTHORIZED)
+    public ResponseMap handleTokenException(TokenException e) {
+        // log.error(ExceptionUtils.getStackTrace(e));
+        log.error(e.getMessage());
+        return ResponseMap.of(HttpStatus.UNAUTHORIZED.value(), e.getMessage());
+    }
+
+    @ExceptionHandler(BadRequestException.class)
+    @ResponseStatus(HttpStatus.BAD_REQUEST)
+    public ResponseMap handleBadRequestException(BadRequestException e) {
+        log.error(e.getMessage());
+        return ResponseMap.of(HttpStatus.BAD_REQUEST.value(), e.getMessage());
+    }
+}

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/config/RedisConfig.java

@@ -0,0 +1,33 @@
+package cn.edu.hfut.rmdjzz.projectmanagement.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.connection.RedisConnectionFactory;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.serializer.RedisSerializer;
+
+import javax.annotation.Resource;
+
+/**
+ * @author 佘语殊
+ * @since 2022/6/28 17:48
+ */
+@Configuration
+public class RedisConfig {
+
+    @Resource
+    RedisConnectionFactory factory;
+
+    @Bean
+    public RedisTemplate<String, Object> redisTemplate() {
+        RedisTemplate<String, Object> template = new RedisTemplate<>();
+        template.setConnectionFactory(factory);
+        template.setKeySerializer(RedisSerializer.json());
+        template.setValueSerializer(RedisSerializer.json());
+        template.setHashKeySerializer(RedisSerializer.json());
+        template.setHashValueSerializer(RedisSerializer.json());
+        template.afterPropertiesSet();
+        return template;
+    }
+
+}

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/config/WebConfig.java

@@ -23,7 +23,9 @@ public class WebConfig implements WebMvcConfigurer {
         registry.addInterceptor(corsInterceptor).addPathPatterns("/**");
         registry.addInterceptor(new TokenInterceptor())
                 .addPathPatterns("/**")
-                .excludePathPatterns("/api/login");
+                .excludePathPatterns("/staff/login")
+                .excludePathPatterns("/hello")
+                .excludePathPatterns("/staff/hello2");
     }
 	/*
 	@Override

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/StaffController.java

@@ -1,10 +1,9 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.controller;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Staff;
-import cn.edu.hfut.rmdjzz.projectmanagement.exception.LoginException;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.impl.StaffServiceImpl;
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.response.ResponseMap;
-import com.fasterxml.jackson.core.JsonProcessingException;
+import lombok.SneakyThrows;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -16,13 +15,19 @@ import org.springframework.web.bind.annotation.RestController;
  * created at 2022/6/28 21:59
  */
 @RestController
-@RequestMapping("/api")
+@RequestMapping("/staff")
 public class StaffController {
     @Autowired
     private StaffServiceImpl staffServiceImpl;
 
+    @SneakyThrows
     @PostMapping("/login")
-    public ResponseMap login(@RequestBody Staff staff) throws LoginException, JsonProcessingException {
+    public ResponseMap login(@RequestBody Staff staff) {
         return staffServiceImpl.login(staff.getStaffUsername(), staff.getStaffPassword());
     }
+
+    @RequestMapping("/hello2")
+    public ResponseMap hello2(@RequestBody Staff str) {
+        return ResponseMap.ofSuccess("adada", str);
+    }
 }

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/exception/BadRequestException.java

@@ -0,0 +1,9 @@
+package cn.edu.hfut.rmdjzz.projectmanagement.exception;
+
+/**
+ * @author 张韬
+ * created at 2022/6/28 21:24
+ */
+public class BadRequestException extends Exception{
+    public BadRequestException(String message){super(message);}
+}

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/exception/LoginException.java

@@ -1,9 +0,0 @@
-package cn.edu.hfut.rmdjzz.projectmanagement.exception;
-
-/**
- * @author 张韬
- * created at 2022/6/28 21:24
- */
-public class LoginException extends Exception{
-    public LoginException(String message){super(message);}
-}

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/interceptor/CorsInterceptor.java

@@ -1,6 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.interceptor;
 
 import org.springframework.http.HttpMethod;
+import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Component;
 import org.springframework.web.servlet.HandlerInterceptor;
 
@@ -18,12 +19,11 @@ public class CorsInterceptor implements HandlerInterceptor {
     public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) {
         response.setHeader("Access-Control-Allow-Origin", "*");
         response.setHeader("Access-Control-Allow-Methods", "*");
-        response.setHeader("Access-Control-Allow-Headers", "content-type,token");
+        response.setHeader("Access-Control-Allow-Headers", "Content-Type,Token");
-        response.setHeader("Content-Type", "application/json;charset=utf-8");
         response.setHeader("Access-Control-Allow-Credentials","false");
         // 如果是OPTIONS则结束请求
         if (HttpMethod.OPTIONS.toString().equals(request.getMethod())) {
-            response.setStatus(200);
+            response.setStatus(HttpStatus.OK.value());
             return false;
         }
 

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/interceptor/TokenInterceptor.java

@@ -6,6 +6,7 @@ import cn.edu.hfut.rmdjzz.projectmanagement.utils.TokenUtils;
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.response.ResponseMap;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Component;
 import org.springframework.web.method.HandlerMethod;
@@ -20,14 +21,14 @@ import java.io.IOException;
  * @author 张韬
  * created at 2022/6/28 18:16
  */
+//FIXME: objectMapper去掉
 @Component
 public class TokenInterceptor implements HandlerInterceptor {
-    @Resource
-    private ObjectMapper objectMapper;
     @Override
     public boolean preHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object object) throws TokenException, IOException {
         System.out.println(httpServletRequest.getRequestURL()+"  "+httpServletRequest.getMethod());
-        if (!(object instanceof HandlerMethod)) {
+        throw new TokenException("in token");
+        /*if (!(object instanceof HandlerMethod)) {
             return false;
         }
         String token = httpServletRequest.getHeader("Token");
@@ -47,6 +48,6 @@ public class TokenInterceptor implements HandlerInterceptor {
             return false;
         }
         httpServletResponse.setHeader("Token",TokenUtils.autoRequire(token));
-        return true;
+        return true;*/
     }
 }

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/IStaffService.java

@@ -1,15 +1,14 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.service;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Staff;
-import cn.edu.hfut.rmdjzz.projectmanagement.exception.LoginException;
+import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.response.ResponseMap;
 import com.baomidou.mybatisplus.extension.service.IService;
-import com.fasterxml.jackson.core.JsonProcessingException;
 
 /**
  * @author 佘语殊
  * @since 2022/6/28 17:28
  */
 public interface IStaffService extends IService<Staff> {
-    ResponseMap login(String username, String password) throws LoginException, JsonProcessingException;
+    ResponseMap login(String username, String password) throws BadRequestException;
 }

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/StaffServiceImpl.java

@@ -1,7 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.service.impl;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Staff;
-import cn.edu.hfut.rmdjzz.projectmanagement.exception.LoginException;
+import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
 import cn.edu.hfut.rmdjzz.projectmanagement.mapper.StaffMapper;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.IStaffService;
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.TokenUtils;
@@ -9,13 +9,9 @@ import cn.edu.hfut.rmdjzz.projectmanagement.utils.response.ResponseMap;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.util.DigestUtils;
 
-import javax.annotation.Resource;
-
 /**
  * @author 佘语殊
  * @since 2022/6/28 17:29
@@ -24,23 +20,24 @@ import javax.annotation.Resource;
 public class StaffServiceImpl extends ServiceImpl<StaffMapper, Staff> implements IStaffService {
 
     @Override
-    public ResponseMap login(String username, String password) throws LoginException, JsonProcessingException {
+    public ResponseMap login(String username, String password) throws BadRequestException {
-        if(username==null||username.trim().length()==0)
+        if (username == null || username.trim().length() == 0)
-            throw new LoginException("用户名为空");
+            throw new BadRequestException("用户名为空");
-        else if(!username.equals(username.replaceAll("[^a-zA-Z0-9]", "")))
+        else if (!username.equals(username.replaceAll("[^a-zA-Z0-9]", "")))
-            throw new LoginException("用户名格式错误");
+            throw new BadRequestException("用户名格式错误");
-        else if(password==null||password.trim().length()!=32)
+        else if (password == null || password.trim().length() != 32)
-            throw new LoginException("密码格式错误");
+            throw new BadRequestException("密码格式错误");
-        Staff staff = getOne(Wrappers.<Staff>lambdaQuery().eq(Staff::getStaffUsername,username));
+
-        if(staff==null)
+        Staff staff = getOne(Wrappers.<Staff>lambdaQuery().eq(Staff::getStaffUsername, username));
-            throw new LoginException("用户不存在");
+        if (staff == null)
-        password= DigestUtils.md5DigestAsHex((password+staff.getStaffSalt()).getBytes());
+            throw new BadRequestException("用户不存在");
-        if(!staff.getStaffPassword().equals(password))
+        password = DigestUtils.md5DigestAsHex((password + staff.getStaffSalt()).getBytes());
-            throw new LoginException("密码错误");
+        if (!staff.getStaffPassword().equals(password))
-        ResponseMap res=ResponseMap.ofSuccess("ok").put("username",username);
+            throw new BadRequestException("密码错误");
-        res.put("Token",TokenUtils.getToken(staff.getStaffUsername(),staff.getStaffId()));
+        return ResponseMap.ofSuccess("ok")
-        res.put("staffFullname",staff.getStaffFullname());
+                .put("Token", TokenUtils.getToken(staff.getStaffUsername(), staff.getStaffId()))
-        res.put("staffId",staff.getStaffId());
+                .put("staffUsername", username)
-        return res;
+                .put("staffFullname", staff.getStaffFullname())
+                .put("staffId", staff.getStaffId());
     }
 }

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/utils/TokenUtils.java

@@ -15,16 +15,18 @@ import java.util.Date;
  */
 //TODO: 演示的时候把expireTime改短点儿
 public final class TokenUtils {
-    public final static String pvKey="SignedByRMDJZZ";
+    public final static String pvKey = "SignedByRMDJZZ";
-    public static String getToken(String username,Integer staffId){
+
+    public static String getToken(String username, Integer staffId) {
         return JWT.create()
                 .withClaim("username", username)
                 .withClaim("staffId", staffId)
                 .withIssuedAt(new Date())
-                .withExpiresAt(new Date(System.currentTimeMillis() + 5*60*60*1000))
+                .withExpiresAt(new Date(System.currentTimeMillis() + 5 * 60 * 60 * 1000))
                 .sign(Algorithm.HMAC256(pvKey));
 
     }
+
     public static boolean checkToken(String token) throws TokenException {
         JWTVerifier verifier = JWT.require(Algorithm.HMAC256(pvKey)).build();
         try {
@@ -34,24 +36,29 @@ public final class TokenUtils {
             throw new TokenException("非法的Token");
         }
     }
+
     public static boolean checkTimeOut(String token) throws TokenException {
-        if(!checkToken(token))
+        if (!checkToken(token))
             return true;
-        return JWT.decode(token).getClaim("exp").asLong()<(System.currentTimeMillis()/1000);
+        return JWT.decode(token).getClaim("exp").asLong() < (System.currentTimeMillis() / 1000);
     }
+
     public static String getUsername(String token) throws TokenException {
-        if(!checkToken(token))
+        if (!checkToken(token))
             return null;
         return JWT.decode(token).getClaim("username").asString();
     }
+
     public static Integer getStaffId(String token) throws TokenException {
-        if(!checkToken(token))
+        if (!checkToken(token))
             return null;
         return JWT.decode(token).getClaim("staffId").asInt();
     }
+
     public static String refreshToken(String token) throws TokenException {
-        return getToken(getUsername(token),getStaffId(token));
+        return getToken(getUsername(token), getStaffId(token));
     }
+
     public static String autoRequire(String token) throws TokenException {
         boolean check = checkToken(token);
         if (check) {

src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/utils/response/ResponseMap.java

@@ -2,14 +2,12 @@ package cn.edu.hfut.rmdjzz.projectmanagement.utils.response;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.BeanUtils;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import org.springframework.core.serializer.support.SerializationFailedException;
 import org.springframework.http.HttpStatus;
 
-import javax.annotation.Resource;
 import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
@@ -26,6 +24,7 @@ public class ResponseMap {
     private Integer code;
     private String msg;
     private Map<String, Object> data;
+
     /**
      * 静态构造方法
      *

src/test/java/cn/edu/hfut/rmdjzz/projectmanagement/MybatisPlusTests.java

@@ -10,6 +10,8 @@ import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
 import javax.annotation.Resource;
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * @author 佘语殊
@@ -31,5 +33,11 @@ public class MybatisPlusTests {
                         staffService.getOne(Wrappers.<Staff>query().last("limit 1"))
                 )
         ));
+        Map<Object, Object> map = new HashMap<>();
+        map.put("123", "456");
+        map.put(894, 789);
+        System.out.println(objectMapper.writeValueAsString(
+                ResponseMap.ofSuccess("ok", map)
+        ));
     }
 }

src/test/java/cn/edu/hfut/rmdjzz/projectmanagement/RedisTests.java

@@ -0,0 +1,22 @@
+package cn.edu.hfut.rmdjzz.projectmanagement;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.data.redis.core.RedisTemplate;
+
+import javax.annotation.Resource;
+
+/**
+ * @author 佘语殊
+ * @since 2022/6/28 23:10
+ */
+@SpringBootTest
+public class RedisTests {
+    @Resource
+    private RedisTemplate<Object, Object> redisTemplate;
+
+    @Test
+    void test(){
+        redisTemplate.opsForList().rightPush(123456,89);
+    }
+}