孙向锦 / SunvoteEducation

  package com.fh.controller.api;
  

  import java.lang.reflect.ParameterizedType;
  import java.lang.reflect.Type;
  import java.util.List;
  
  import com.fh.bean.Point;

  import com.google.gson.Gson;

  import com.google.gson.GsonBuilder;
  import com.google.gson.reflect.TypeToken;

  
  public class ResponseGson<T> {
  
  	private String code = "0";
  
  	private String message = "success";
  

  	private T data;

  
  	public String getCode() {
  		return code;
  	}
  
  	public void setCode(String code) {
  		this.code = code;
  	}
  
  	public String getMessage() {
  		return message;
  	}
  
  	public void setMessage(String message) {
  		this.message = message;
  	}
  

  	public T getData() {

  		return data;
  	}
  
  	public void setData(T data) {
  		this.data = data;
  	}
  	
  	public String toJson(){

  		Gson gson =  new GsonBuilder().serializeNulls().create(); 

  		return gson.toJson(this);

  	}
  	
  	public String toBrifJson(){
  		Gson gson =  new Gson(); 
  		return gson.toJson(this);

  	}
  
  	@Override
  	public String toString() {
  		return "ResponseGson [code=" + code + ", message=" + message
  				+ ", data=" + data + "]";
  	}
  	

  	public static <T> ResponseGson<T> parse(String json) {
  		Gson gson = new Gson();
  		Type objectType = new TypeToken<ResponseGson<T>>() {}.getType();  
  		return gson.fromJson(json, objectType);
  	}
  	
  	public static <T> ResponseGson<T> parse(String json,Class clazz) {
  		Gson gson = new Gson();
  		if(clazz == Point.class){
  			Type objectType = new TypeToken<ResponseGson<List<Point>>>() {}.getType();  
  			return gson.fromJson(json, objectType);
  		}
  		return null;
  	}
  	
  	
  	
  	 static ParameterizedType type(final Class raw, final Type... args) {
  	        return new ParameterizedType() {
  	            public Type getRawType() {
  	                return raw;
  	            }
  
  	            public Type[] getActualTypeArguments() {
  	                return args;
  	            }
  
  	            public Type getOwnerType() {
  	                return null;
  	            }
  	        };
  	    }
  	

  	
  	public void setSuccess(){
  		code = "0" ;
  		message = "success" ;
  	}
  	
  	public void setNetError(){
  		code = "-1" ;
  		message = "net error" ;
  	}
  	

  	public void setPathError(){

  		code = "-2" ;

  		message = "Path error" ;
  	}
  	
  	public void setDataError(){
  		code = "-3" ;

  		message = "Data error" ;
  	}

  	public void setParmError(){
  		code = "-4" ;
  		message = "Parm error" ;
  	}
  	public void setError(){
  		code = "-5" ;
  		message = "server error" ;
  	}
  	

  	public void setOtherError(){
  		code = "-6" ;
  		message = "未定义，需补充" ;
  	}
  	

  	public void set1Error(){
  		code = "1" ;

  		message = "登录失败，用户名或者密码错误" ;

  	}
  	
  	public void set2Error(){
  		code = "2" ;

  		message = "没有找到对应的班级信息" ;

  	}
  	
  	public void set3Error(){
  		code = "3" ;
  		message = "分别对错误进行描述，1 具体到某个参数值问题的描述" ;
  	}
  	
  	public void set4Error(){
  		code = "4" ;
  		message = "分别对错误进行描述，1 具体到某个参数值问题的描述" ;
  	}
  	
  	

  }