编写JsonResult封装JSON返回值
package cn.tedu.note.util;
import java.io.Serializable;
import cn.tedu.note.service.UserNotFoundException;
public class JsonResult implements Serializable{
public static final int SUCCESS = 0;
public static final int ERROR = 1;
private int state;
/** 错误消息 */
private String message;
/** 返回正确时候的数据 */
private Object data;
public JsonResult() {
}
public JsonResult(String error){
state = ERROR;
this.message = error;
}
public JsonResult(Object data){
state = SUCCESS;
this.data = data;
}
public JsonResult(Throwable e) {
state = ERROR;
message = e.getMessage();
}
public JsonResult(int state, Throwable e) {
this.state = state;
this.message = e.getMessage();
}
public int getState() {
return state;
}
public void setState(int state) {
this.state = state;
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public Object getData() {
return data;
}
public void setData(Object data) {
this.data = data;
}
@Override
public String toString() {
return "JsonResult [state=" + state + ", message=" + message + ", data=" + data + "]";
}
}