API自定义响应类以及对应状态码

package com.ding.beans;

import com.ding.enums.StatusEnum;

import java.io.Serializable;

/**
 * @author hy.ding
 */
public class ResponseBean implements Serializable {

    private static final long serialVersionUID = 1L;

    private int status;

    private Object data = "";

    private String message;

    public void setStatus(StatusEnum codeEnum) {
        this.status = codeEnum.getCode();
        this.message = codeEnum.getMsg();
    }

    public int getStatus() {
        return status;
    }

    public void setStatus(int status) {
        this.status = status;
    }

    public Object getData() {
        return data;
    }

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

    public String getMessage() {
        return message;
    }

    public void setMessage(String message) {
        this.message = message;
    }

    @Override
    public String toString() {
        return "ResponseBean{" +
                "status=" + status +
                ", data=" + data +
                ", message='" + message + '\'' +
                '}';
    }
}

package com.ding.enums;

/**
 * 响应状态
 *
 * 

 * 以1xx为前缀的状态码表示失败类型
 * 以2xx为前缀的状态码表示成功类型
 * 以3xx为前缀的状态码表示授权类型
 * 
 *
 * @author hy.ding
 */
public enum StatusEnum {

    FAIL(100, "失败"),
    SYSTEM_ERROR(101, "系统错误"),
    PARAM_ERROR(102, "参数错误"),
    EXCEED_MIN(103, "超过最小值"),
    EXCEED_MAX(104, "超过最大值"),
    EMPTY(105, "为空"),
    SUCCESS(200, "成功"),
    CREATED(201, "创建成功"),
    ACCEPTED(202, "已接收"),
    NOT_FOUND(203, "未找到"),
    NO_CONTENT(204, "没有内容"),
    UNAUTHORIZED(300, "未授权"),
    AUTHORIZATION_INVALID(301, "授权无效"),
    ;

    /**
     * 响应状态码
     */
    private final int code;

    /**
     * 响应提示
     */
    private final String msg;

    StatusEnum(int code, String msg) {
        this.code = code;
        this.msg = msg;
    }

    public int getCode() {
        return code;
    }

    public String getMsg() {
        return msg;
    }
}