ssm整合中异常的设置，返回类设置，码值设置-526互联

2023-09-09

BusinessException

package com.hh.exception;

/**
 * @author  hh
 * @version 1.0
 * @DATE 2023-09-09 9:39:49
 */
public class BusinessException extends RuntimeException{
    private Integer code;

    public Integer getCode() {
        return code;
    }

    public void setCode(Integer code) {
        this.code = code;
    }

    public BusinessException(Integer code, String message) {
        super(message);
        this.code = code;
    }

    public BusinessException(Integer code, String message, Throwable cause) {
        super(message, cause);
        this.code = code;
    }


}

SystemException

package com.hh.exception;

/**
 * @author hh
 * @version 1.0
 * @DATE 2023-09-09 9:39:49
 */
public class SystemException extends RuntimeException{
    private Integer code;

    public Integer getCode() {
        return code;
    }

    public void setCode(Integer code) {
        this.code = code;
    }

    public SystemException(Integer code, String message) {
        super(message);
        this.code = code;
    }

    public SystemException(Integer code,String message, Throwable cause) {
        super(message, cause);
        this.code = code;
    }


}

ProjectExceptionAdvice

package com.hh.controller;

import com.hh.exception.BusinessException;
import com.hh.exception.SystemException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

/**
 * @author hh
 * @version 1.0
 * @DATE 2023-09-09 9:03:16
 */
@RestControllerAdvice
public class ProjectExceptionAdvice {

    @ExceptionHandler(SystemException.class)
    public Result doSystemException(SystemException ex){
        return new Result(ex.getCode(),null,ex.getMessage());
    }

    @ExceptionHandler(BusinessException.class)
    public Result doBusinessException(BusinessException ex){
        return new Result(ex.getCode(),null,ex.getMessage());
    }

    @ExceptionHandler(Exception.class)
    public Result doException(Exception ex){
        return new Result(Code.SYSTEM_UNKNOW_ERR,null,"系统繁忙，请稍后再试！");
    }
}


Code

package com.hh.controller;

/**
 * @author hh
 * @version 1.0
 * @DATE 2023-09-09 0:42:11
 */
public class Code {
    public static final Integer SAVE_OK = 20011;
    public static final Integer DELETE_OK = 20021;
    public static final Integer PUT_OK = 20031;
    public static final Integer GET_OK = 20041;

    public static final Integer SAVE_ERR = 20010;
    public static final Integer DELETE_ERR = 20020;
    public static final Integer PUT_ERR = 20030;
    public static final Integer GET_ERR = 20040;

    public static final Integer SYSTEM_ERR = 50001;
    public static final Integer SYSTEM_TIMEOUT_ERR = 50002;
    public static final Integer SYSTEM_UNKNOW_ERR = 59999;
    public static final Integer BUSINESS_ERR = 60002;
}

Result

package com.hh.controller;

/**
 * @author hh
 * @version 1.0
 * @DATE 2023-09-09 0:40:09
 */
public class Result {
    private Integer code;
    private Object data;
    private String msg;

    public Result() {
    }

    public Result(Integer code, Object data) {
        this.code = code;
        this.data = data;
    }

    public Result(Integer code, Object data, String msg) {
        this.code = code;
        this.data = data;
        this.msg = msg;
    }

    public Integer getCode() {
        return code;
    }

    public void setCode(Integer code) {
        this.code = code;
    }

    public Object getData() {
        return data;
    }

    public void setData(Object data) {
        this.data = data;
    }

    public String getMsg() {
        return msg;
    }

    public void setMsg(String msg) {
        this.msg = msg;
    }
}

目录结构