解析json的刷新数据


package combwie.map;

import java.util.ArrayList;

import java.util.List;

import com.google.gson.Gson;

import com.handmark.pulltorefresh.library.PullToRefreshBase;

import com.handmark.pulltorefresh.library.PullToRefreshBase.Mode;

import com.handmark.pulltorefresh.library.PullToRefreshListView;

import combwie.map.adapter.MyAdapter1;

import combwie.map.bean.MyResult;

import combwie.map.bean.Rows;

import com.handmark.pulltorefresh.library.PullToRefreshBase.OnRefreshListener; 

import com.handmark.pulltorefresh.library.PullToRefreshBase.OnRefreshListener2; 

import android.app.Activity;

import android.os.Bundle;

import android.os.Handler;

import android.widget.ListView;

public class InfoActivity extends Activity{

 private PullToRefreshListView mPullToRefreshListView;

 private int p=1;

 private MyAdapter1 adapter1;

 private List<Rows> list=new ArrayList<Rows>();

 Handler handler=new Handler(){

  public void handleMessage(android.os.Message msg) {

   switch (msg.what) {

   case 1:

    List<Rows> list1=(List<Rows>) msg.obj;

    adapter1=new MyAdapter1(list, InfoActivity.this);

    mPullToRefreshListView.setAdapter(adapter1);

    break;

   case 2:

    List<Rows> list2=(List<Rows>) msg.obj;

    list.addAll(0, list2);

    adapter1.notifyDataSetChanged();

    mPullToRefreshListView.onRefreshComplete();

    break;

   case 3:

    List<Rows> list3=(List<Rows>) msg.obj;

    list.addAll( list3);

    adapter1.notifyDataSetChanged();

    mPullToRefreshListView.onRefreshComplete();

    break;

   }

  };

 };

 @Override

 protected void onCreate(Bundle savedInstanceState) {

  // TODO Auto-generated method stub

  super.onCreate(savedInstanceState);

  setContentView(R.layout.infoactivity);

  //初始化数据

  initdata();

 }

 private void initdata() {

  // TODO Auto-generated method stub

  mPullToRefreshListView=(PullToRefreshListView) findViewById(R.id.pull_refresh_list);

  mPullToRefreshListView.setMode(Mode.BOTH);

  MyData(1, 0);

  mPullToRefreshListView.setOnRefreshListener(new OnRefreshListener2<ListView>() {

   @Override

   public void onPullDownToRefresh(PullToRefreshBase refreshView) {

    // TODO Auto-generated method stub

    MyData(2, 0);

   }

   @Override

   public void onPullUpToRefresh(PullToRefreshBase refreshView) {

    // TODO Auto-generated method stub

    MyData(3, p++);

   }

  });

  

 }

 public void MyData(final int what,final int id){

 new Thread(){

  public void run() {

   String data = NotworkUtil.getData(id);

   Gson gson=new Gson();

   MyResult myResult = gson.fromJson(data, MyResult.class);

   List<Rows> list=myResult.getResult().getRows();

   handler.sendMessage(handler.obtainMessage(what, list));

  };

 }.start();

 }

}

//notworkutil

package combwie.map;

import java.io.IOException;

import org.apache.http.HttpEntity;

import org.apache.http.HttpResponse;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.client.HttpClient;

import org.apache.http.client.methods.HttpGet;

import org.apache.http.impl.client.DefaultHttpClient;

import org.apache.http.params.BasicHttpParams;

import org.apache.http.params.HttpConnectionParams;

import org.apache.http.params.HttpParams;

import org.apache.http.util.EntityUtils;

import com.baidu.location.b.e;

public class NotworkUtil {

 public static String url = "http://api.fang.anjuke.com/m/android/1.3/shouye/recInfosV3/?city_id=14&lat=40.04652&lng=116.306033&api_key=androidkey&sig=9317e9634b5fbc16078ab07abb6661c5&macid=45cd2478331b184ff0e15f29aaa89e3e&app=a-ajk&_pid=11738&o=PE-TL10-user+4.4.2+HuaweiPE-TL10+CHNC00B260+ota-rel-keys%2Crelease-keys&from=mobile&m=Android-PE-TL10&cv=9.5.1&cid=14&i=864601026706713&v=4.4.2&qtime=20160411091603&pm=b61&uuid=1848c59c-185d-48d9-b0e9-782016041109&_chat_id=";

 public static String getData(int id) {

  String rs="";

  HttpGet httpGet=new HttpGet(url+id);

  HttpParams params=new BasicHttpParams();

  HttpConnectionParams.setConnectionTimeout(params, 5*1000);

  HttpConnectionParams.setSoTimeout(params, 5*1000);

  HttpClient httpClient=new DefaultHttpClient();

  try {

   HttpResponse execute = httpClient.execute(httpGet);

   

   int statusCode = execute.getStatusLine().getStatusCode();

   if(statusCode==200){

    HttpEntity entity = execute.getEntity();

    rs=EntityUtils.toString(entity,"utf-8");

   }

  } catch (ClientProtocolException e) {

   // TODO Auto-generated catch block

   e.printStackTrace();

  } catch (IOException e) {

   // TODO Auto-generated catch block

   e.printStackTrace();

  }

  return rs;

  

  

 }

}