JSON Parsing 2

//MainActivity.java

package wdwapp.com;


import android.app.ListActivity;
import android.content.Intent;
import android.os.Bundle;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.view.View;
import android.widget.TextView;

public class MainActivity extends ListActivity
{

    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);

        String[] adobe_products = getResources().getStringArray(R.array.menu1);

        // Binding resources Array to ListAdapter
        this.setListAdapter(new ArrayAdapter<String>(this, R.layout.activity_main, R.id.label, adobe_products));
        ListView lv = getListView();
        lv.setOnItemClickListener(new OnItemClickListener()
        {
             public void onItemClick(AdapterView<?> parent, View view,
                     int position, long id) {

                     // selected item


                     // Launching new Activity on selecting single List Item
                     Intent i = new Intent(getApplicationContext(), CurrencyConversion.class);
                     // sending data to new activity

                     startActivity(i);
             }
        });

    }




}



//CurrencyConversion.java

package wdwapp.com;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.apache.http.NameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import helper.AlertDialogManager;
import helper.ConnectionDetector;
import helper.JSONParser;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListAdapter;
import android.widget.SimpleAdapter;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.Toast;

public class CurrencyConversion extends Activity
{
    Spinner spnConvertFrom, spnConvertTo;
    EditText etInput;
    TextView tvResult;
    Button btnConvert;

    ConnectionDetector cd;
    AlertDialogManager alert = new AlertDialogManager();
    private ProgressDialog pDialog;
    JSONParser jsonParser = new JSONParser();
    ArrayList<HashMap<String, String>> albumsList;
    JSONArray albums =null;
    String str2 = "";
    StringBuilder sss = new StringBuilder();

    private static final String URL_ALBUMS = "http://www.google.com/ig/calculator?hl=en&q=1GBP=?USD";

    private static final String LHS = "lhs";
    private static final String RHS = "rhs";
    private static final String ERROR = "error";
    private static final String ICC = "icc";

    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.currency_conversion);

        etInput = (EditText) findViewById(R.id.etInput);
        tvResult = (TextView) findViewById(R.id.tvResult);

        spnConvertFrom = (Spinner) findViewById(R.id.spnConvertFrom);
        spnConvertTo = (Spinner) findViewById(R.id.spnConvertTo);

        ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this,R.array.currency_unit, android.R.layout.simple_spinner_dropdown_item);
        // Specify the layout to use when the list of choices appears
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        // Apply the adapter to the spinner
        spnConvertFrom.setPrompt("select One");
        spnConvertFrom.setAdapter(adapter);
        spnConvertTo.setAdapter(adapter);
        btnConvert = (Button) findViewById(R.id.btnConvert);
        btnConvert.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick(View arg0)
            {

            }
        });

        cd = new ConnectionDetector(getApplicationContext());

        //check for intrnet connection
        if(!cd.isConnectingToInternet())
        {
            //Internet Connection is not Present
            alert.showAlertDialog(CurrencyConversion.this, "Internet Connection Error", "Please connect to working Internet connection", false);
            //stop executing code by return
            return;
        }

        Toast.makeText(CurrencyConversion.this, "Success", Toast.LENGTH_LONG).show();

        new LoadCurrency().execute();


    }

    class LoadCurrency extends AsyncTask<String,String,String>
    {


        @Override
        protected String doInBackground(String... args)
        {

            // Building Parameters
            List<NameValuePair> params = new ArrayList<NameValuePair>();

            // getting JSON string from URL
            String json = jsonParser.makeHttpRequest(URL_ALBUMS, "GET",
                    params);

            //Toast.makeText(CurrencyConversion.this, json+"json got", Toast.LENGTH_LONG).show();
            // Check your log cat for JSON reponse
            Log.d("Albums JSON: ", "> " + json);

            try
            {
                albums = new JSONArray(json);

                if (albums != null)
                {
                    // looping through All albums
                    for (int i = 0; i < albums.length(); i++)
                    {
                        JSONObject c = albums.getJSONObject(i);

                        // Storing each json item values in variable
                        String lhs = c.getString(LHS);
                        String rhs = c.getString(RHS);
                        String error = c.getString(ERROR);


                        // creating new HashMap
                        //HashMap<String, String> map = new HashMap<String, String>();

                        // adding each child node to HashMap key => value
                        //map.put(LHS, lhs);
                       // map.put(RHS, rhs);
                       // map.put(ERROR, error);

                        //sss.append(lhs);
                        //sss.append(rhs);
                        //sss.append(error);
                        //sss.append(map);


                        // adding HashList to ArrayList
                        //albumsList.add(map);
                    }
                }
                else
                {
                    Log.d("Albums: ", "null");
                }

            }
            catch (JSONException e)
            {
                Toast.makeText(CurrencyConversion.this, e.getMessage().toString(), Toast.LENGTH_LONG).show();
                e.printStackTrace();
            }
            return null;
        }

        @Override
        protected void onPostExecute(String result)
        {
            pDialog.dismiss();
            runOnUiThread(new Runnable()
            {
                @Override
                public void run()
                {
                    //ListAdapter adapter = new SimpleAdapter(CurrencyConversion.this, albumsList, R.layout.currency_conversion, new String[]{LHS,RHS,ERROR}, new int[]{R.id.tvConvertFrom,R.id.tvConvertTo,R.id.tvResult});
                    //setListAdapter(adapter);
                    String str = LHS+RHS+ERROR;
                    String str1 = albumsList.toString();
                    Toast.makeText(getApplicationContext(), sss+"hi", Toast.LENGTH_SHORT).show();
                    tvResult.setText(sss);
                }
            });
            super.onPostExecute(result);
        }

        @Override
        protected void onPreExecute()
        {
            super.onPreExecute();
            pDialog = new ProgressDialog(CurrencyConversion.this);
            pDialog.setMessage("Listing Albums ...");
            pDialog.setIndeterminate(false);
            pDialog.setCancelable(false);
            pDialog.show();
        }

    }
}

//activity_main.xml


<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/LinearLayout1"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity" >

    <TextView
        android:id="@+id/label"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:padding="10dip"
        android:textSize="16dip"
        android:textStyle="bold"/>

</LinearLayout>


//currency_conversion.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/LinearLayout1"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity" >

    <EditText
        android:id="@+id/etInput"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="number" >

        <requestFocus />
    </EditText>

    <TextView
        android:id="@+id/tvConvertFrom"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/tvConvertFrom"
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <Spinner
        android:id="@+id/spnConvertFrom"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

    <TextView
        android:id="@+id/tvConvertTo"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/tvConvertTo"
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <Spinner
        android:id="@+id/spnConvertTo"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

    <Button
        android:id="@+id/btnConvert"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/btnConvert" />

    <TextView
        android:id="@+id/tvResult"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/tvResult"
        android:textAppearance="?android:attr/textAppearanceMedium" />

</LinearLayout>