Java tutorial
/*** Copyright (c) 2008-2012 CommonsWare, LLC Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0. Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. From _The Busy Coder's Guide to Advanced Android Development_ http://commonsware.com/AdvAndroid */ package com.groupxs.cordova.plugin.backgroundgpssend; import android.content.Intent; import android.os.Environment; import android.util.Log; import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.util.Date; import org.apache.http.client.HttpClient; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.client.methods.HttpPost; import org.json.JSONObject; import org.apache.http.NameValuePair; import org.apache.http.HttpResponse; import org.apache.http.client.entity.UrlEncodedFormEntity; import org.apache.http.message.BasicNameValuePair; import java.util.ArrayList; import java.util.List; import org.apache.http.HttpStatus; import android.content.Context; import android.location.Location; import android.location.LocationManager; public class AppService extends WakefulIntentService { public AppService() { super("AppService"); } @Override protected void doWakefulWork(Intent intent) { String token = intent.getStringExtra("token"); try { List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(8); nameValuePairs.add(new BasicNameValuePair("Sender", token)); nameValuePairs.add(new BasicNameValuePair("Latitude", "0")); nameValuePairs.add(new BasicNameValuePair("Longitude", "0")); nameValuePairs.add(new BasicNameValuePair("Accuracy", "0")); nameValuePairs.add(new BasicNameValuePair("Altitude", "0")); nameValuePairs.add(new BasicNameValuePair("Heading", "0")); nameValuePairs.add(new BasicNameValuePair("Speed", "0")); nameValuePairs.add(new BasicNameValuePair("AltitudeAccuracy", "0")); getJSONfromURL("https://localhost/api/GpsUpdate", nameValuePairs); } catch (Exception e) { Log.d("CordovaPlugin", "Exception sending data to server"); } } //private LocationManager locationManager; //private GPSListener gpsListener; //private NetworkListener networkListener; public void getJSONfromURL(String url, List<NameValuePair> nameValuePairs) throws Exception { try { HttpClient httpclient = new DefaultHttpClient(); HttpPost post = new HttpPost(url); post.setEntity(new UrlEncodedFormEntity(nameValuePairs)); HttpResponse response = httpclient.execute(post); int responseStatus = response.getStatusLine().getStatusCode(); if (responseStatus == HttpStatus.SC_NO_CONTENT) Log.d("CordovaPlugin", "Data sent"); else Log.d("CordovaPlugin", "Data not sent. Response status: " + responseStatus); } catch (Exception e) { throw e; } } }