Http post para um WS

package com.example.ping;

import java.io.IOException;
import java.io.InputStream;

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

import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
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.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;

public class MainActivity extends Activity {

	Button buttonLocalizacao;
	TextView textViewLatitude;
	TextView textViewLongitude;
	String strLaPoint;
	String strLoPoint;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		textViewLatitude = (TextView) findViewById(R.id.textViewLatitude);
		textViewLongitude = (TextView) findViewById(R.id.textViewLongitude);

		buttonLocalizacao = (Button) findViewById(R.id.buttonLocalizacao);

		buttonLocalizacao.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View v) {
				iniciarServico();
				// enviarLocalicao(null, null);
			}
		});
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		getMenuInflater().inflate(R.menu.activity_main, menu);
		return true;
	}

	public void iniciarServico() {
		LocationManager locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

		LocationListener locationListener = new LocationListener() {

			public void onStatusChanged(String provider, int status,
					Bundle extras) {
				// TODO Auto-generated method stub

			}

			public void onProviderEnabled(String provider) {
				// TODO Auto-generated method stub

			}

			public void onProviderDisabled(String provider) {
				// TODO Auto-generated method stub

			}

			public void onLocationChanged(Location location) {
				atulalizar(location);

			}
		};

		locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0,
				0, locationListener);
	}

	protected void atulalizar(Location location) {

		Double laPoint = (Double) location.getLatitude();
		Double loPoint = (Double) location.getLongitude();

		strLaPoint = laPoint.toString();
		strLoPoint = loPoint.toString();

		textViewLatitude.setText(laPoint.toString());
		textViewLongitude.setText(loPoint.toString());

		enviarLocalicao(strLaPoint, strLoPoint);
	}

	private void enviarLocalicao(String strLaPoint, String strLoPoint) {

		System.out.println("-------->>>>>>>>>>>>>>>>>>>>To aqui caralho1");
		HttpClient httpClient = new DefaultHttpClient();
		System.out.println("-------->>>>>>>>>>>>>>>>>>>>To aqui caralho2");
		HttpPost httpPost = new HttpPost(
				"http://superteia.net/gps/wp-admin/admin-ajax.php");
		System.out.println("-------->>>>>>>>>>>>>>>>>>>>To aqui caralho3");

		try {
			List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(1);
			// nameValuePairs.add(new BasicNameValuePair("Latitude",
			// strLaPoint));
			// nameValuePairs.add(new BasicNameValuePair("Longitude",
			// strLoPoint));
			nameValuePairs.add(new BasicNameValuePair("action", "ping"));

			httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs));

			HttpResponse response = httpClient.execute(httpPost);

			InputStream inputStream = response.getEntity().getContent();

			String stringBuffer = inputStream.toString();

			System.out.println("-------->>>>>>>>>>>>>>>>>>>>To aqui caralho");
			System.out.println(stringBuffer);

		} catch (ClientProtocolException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO: handle exception
		}
	}

}