private String getJsonByNetwork() { 
    // You can get json by this url 
    final String url = "http://api.androidhive.info/contacts/"; 
    DefaultHttpClient httpClient = new DefaultHttpClient(); 
    HttpGet httpGet = new HttpGet(url); 
   
    InputStream inputStream = null; 
    String result = null; 
   
    try { 
      HttpResponse response = httpClient.execute(httpGet); 
      inputStream = response.getEntity().getContent(); 
   
      // Json is UTF-8 by default 
      BufferedReader reader = new BufferedReader(new InputStreamReader( 
          inputStream, "UTF-8")); 
      StringBuilder sb = new StringBuilder(); 
      String tmp = null; 
   
      while ((tmp = reader.readLine()) != null) { 
        sb.append(tmp); 
      } 
   
      result = sb.toString(); 
    } catch (Exception e) { 
      try { 
        if (inputStream != null) { 
          inputStream.close(); 
        } 
      } catch (IOException se) { 
      } 
    } 
   
    return result; 
  } 

  // Create a JSONObject 
  JSONObject jsonObject = new JSONObject(result); 

  // To get a specific JSONArray 
  JSONArray jsonArray = jsonObject.getJSONArray("contacts"); 
   
  // To get items from the array 
  for (int i = 0; i < jsonArray.length(); i ++) { 
    // TODO：Traverse the jsonarray 
  } 

  // Create a JSONObject 
  JSONObject jsonObject = new JSONObject(result); 
   
  // To get a specific JSONArray 
  JSONArray jsonArray = jsonObject.getJSONArray("contacts"); 
   
  // To get items from the array 
  for (int i = 0; i < jsonArray.length(); i++) { 
    // To get a specific JSONObject 
    JSONObject oneObject = jsonArray.getJSONObject(i); 
  } 

  // Create a JSONObject 
  JSONObject jsonObject = new JSONObject(result); 
   
  // To get a specific JSONArray 
  JSONArray jsonArray = jsonObject.getJSONArray("contacts"); 
   
  // To get items from the array 
  for (int i = 0; i < jsonArray.length(); i++) { 
    // To get a specific JSONObject 
    JSONObject oneObject = jsonArray.getJSONObject(i); 
   
    // To get a specific string 
    String id = oneObject.getString("id"); 
    String name = oneObject.getString("name"); 
   
    Log.e("wzy", "id is:" + id + ", name is " + name); 
  } 

  03-05 10:26:08.690: E/wzy(26401): id is:c200, name is Ravi Tamada 
  03-05 10:26:08.690: E/wzy(26401): id is:c201, name is Johnny Depp 
  03-05 10:26:08.690: E/wzy(26401): id is:c202, name is Leonardo Dicaprio 
  03-05 10:26:08.690: E/wzy(26401): id is:c203, name is John Wayne 
  03-05 10:26:08.691: E/wzy(26401): id is:c204, name is Angelina Jolie 
  03-05 10:26:08.691: E/wzy(26401): id is:c205, name is Dido 
  03-05 10:26:08.691: E/wzy(26401): id is:c206, name is Adele 
  03-05 10:26:08.692: E/wzy(26401): id is:c207, name is Hugh Jackman 
  03-05 10:26:08.693: E/wzy(26401): id is:c208, name is Will Smith 
  03-05 10:26:08.693: E/wzy(26401): id is:c209, name is Clint Eastwood 
  03-05 10:26:08.694: E/wzy(26401): id is:c2010, name is Barack Obama 
  03-05 10:26:08.694: E/wzy(26401): id is:c2011, name is Kate Winslet 
  03-05 10:26:08.695: E/wzy(26401): id is:c2012, name is Eminem