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lombok用于生产get set方法
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
package com.imsjw.demo.entity;
import lombok.Getter;
import lombok.Setter;
import lombok.ToString;
/**
* 统一返回结果
*
* @author imsjw
* Create Time: 2019/6/11
*/
@Getter
@Setter
@ToString
public class Result<T> {
public static final Result OK = new Result(0, "OK");
public static final Result UnknownError = new Result(1, "未知错误");
public static final Result TokenError = new Result(2, "token 错误");
public static final Result AuthorizationError = new Result(3, "权限不足");
/**
* 返回码
* 0 ok
* 1 未知错误
* 2 参数不符合规则
*/
private Integer code;
/**
* 返回数据
*/
private T data;
public Result() {
}
public Result(Integer code, T data) {
this.code = code;
this.data = data;
}
/**
* 获取无效参数的Result
*
* @return
*/
public static Result getInvalidParamResult(String data) {
return new Result<>(2, data);
}
/**
* 获取无效参数的Result
*
* @param data
* @return
*/
public static Result getInvalidParamResult(Object data) {
return new Result<>(2, data);
}
public static Result Success(Object object) {
return new Result(0, object);
}
}
package com.imsjw.demo.config;
import com.imsjw.demo.entity.Result;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
@ControllerAdvice
public class GlobalExceptionHandler {
/**
* 基本异常处理
*
* @param e
*/
@ResponseBody
@ExceptionHandler(value = Exception.class)
public Result basicExceptionHandling(Exception e) {
return Result.UnknownError;
}
}
package com.imsjw.demo.controller;
import com.imsjw.demo.entity.Result;
import com.imsjw.demo.service.DemoService;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import javax.annotation.Resource;
@Controller
@RequestMapping("/demo")
public class DemoController {
@Resource
private DemoService demoService;
@ResponseBody
@RequestMapping("/test")
public Result test() {
return Result.Success(demoService.testConfig());
}
}
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.7.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.imsjw</groupId>
<artifactId>demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>demo</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-aop</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
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