android發送json并解析返回json

package com.http.test;

import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONTokener;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
//import android.widget.EditText;
import android.widget.TextView;
public class Http_testActivity extends Activity {
/* Called when the activity is first created. /
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
final TextView tv = (TextView) findViewById(R.id.result);
//final EditText ed = (EditText) findViewById(R.id.sendurl);
Button bt = (Button) findViewById(R.id.send);
bt.setOnClickListener(new OnClickListener() {// 創建第一個單擊事件
public void onClick(View v) {
String strResult = null;
try {
String httpUrl = "
} catch (Exception e) {

}
//返回的json串strResult={"status":0,"message":"OK","data":15}
try {
JSONTokener jsonParser = new JSONTokener(strResult);

   JSONObject js = (JSONObject) jsonParser.nextValue();

   // 接下來的就是JSON對象的操作了

   System.out.println("status的值是："+js.getString("status"));

   System.out.println("message的值是："+js.getString("message"));

   System.out.println("data的值是："+js.getInt("data"));
} catch (JSONException ex) {

   // 異常處理代碼

}
}
});
}
} </pre>