Hi All,
I am working on json parsing
i need help on sample code for passing the parsed data to list view
without
can any one help me for this
here is my following code i am unable to display the list
package com.incipio.bespoke;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicHttpResponse;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import android.app.Activity;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.Context;
import android.graphics.Color;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleAdapter;
public class FB_TWListActivity extends ListActivity {
ArrayList<HashMap<String, String>> mylist = new
ArrayList<HashMap<String, String>>();
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stubg
super.onCreate(savedInstanceState);
FaceBookTask facebooktask = new
FaceBookTask(FB_TWListActivity.this);
facebooktask.execute(null);
Log.d("fblist", "fb list");
setContentView(R.layout.fb_twlistxml);
Log.d("fblist", "fb list 3");
ListAdapter adapter = new SimpleAdapter(this, mylist,
R.layout.fb_twtv,
new String[] { "name", "message", "link" }, new int[] {
R.id.textView1, R.id.textView2, R.id.textView3 });
Log.d("fblist", "fb list 4");
setListAdapter(adapter);
final ListView lv = getListView();
lv.setTextFilterEnabled(true);
lv.setCacheColorHint(Color.TRANSPARENT);
}
JSONObject from;
String str_name, message, link;
HashMap<String, String> listItems = new HashMap<String, String>();
class FaceBookTask extends AsyncTask<JSONObject, Void, JSONObject> {
ProgressDialog progressDialog = null;
public FaceBookTask(Context context) {
// TODO Auto-generated constructor stub
progressDialog = new ProgressDialog(context);
}
@Override
protected void onPreExecute() {
// TODO Auto-generated method stub
progressDialog.setMessage("Getting edit......");
progressDialog.show();
super.onPreExecute();
}
@Override
protected void onProgressUpdate(Void... values) {
// TODO Auto-generated method stub
super.onProgressUpdate(values);
}
@Override
protected void onPostExecute(JSONObject result) {
// TODO Auto-generated method stub
if (progressDialog.isShowing()) {
progressDialog.dismiss();
}
super.onPostExecute(result);
}
@Override
protected JSONObject doInBackground(JSONObject... arg0) {
// TODO Auto-generated method stub
HttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(
"http://ncpo.cc/mashup/facebookfeed.php";);
List nameValuePairs = new ArrayList();
nameValuePairs.add(new BasicNameValuePair("name",
AboutUsActivity.name));
try {
httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs,
"UTF-8"));
/*
* processing http request
*/
BasicHttpResponse httpResponse;
httpResponse = (BasicHttpResponse)
httpClient.execute(httpPost);
/*
* processing to get basic response
*/
BasicResponseHandler handler = new BasicResponseHandler();
String response = handler.handleResponse(httpResponse);
Log.d("Facebooktask", "EDIT RESPONSE " + response);
try {
JSONObject json_response = new JSONObject(response);
Log.d("Facebooktask", "json_response " + json_response);
String data = new String(response);
Log.d("Facebooktask", "String data " + data);
JSONArray data1 = json_response.getJSONArray("data");
Log.d("about us", "data1" + data1);
for (int i = 0; i < data1.length(); i++) {
try {
String id =
data1.getJSONObject(i).getString("id");
Log.d("about us", "id" + id);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
from =
data1.getJSONObject(i).getJSONObject("from");
Log.d("about us", "from" + from);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
str_name = from.getString("name");
listItems.put("name", str_name);
Log.d("about us", "name" + str_name);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
message = data1.getJSONObject(i).getString(
"message");
listItems.put("message", message);
Log.d("about us", "message" + message);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
link = data1.getJSONObject(i).getString("link");
listItems.put("link", link);
Log.d("about us", "link" + link);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mylist.add(listItems);
}
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
}
}
Thanks
Naveen
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