Android Open Source - bodyguard Custom Geo Coding

From Project

Back to project page bodyguard.

License

The source code is released under:

GNU General Public License

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Java Source Code

package com.example.bodyguard;
//from w  w  w.ja  va 2 s. c  om
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.os.AsyncTask;
import android.util.Log;

import com.google.android.gms.maps.model.LatLng;

public class CustomGeoCoding extends AsyncTask<String, Void, LatLng> {

  private double lat;
  private double lng;
  private LatLng latLng;
    private final String API_KEY = "AIzaSyAI6xxyy2Nanjr8uO7XDUaaKM-grEZWhys";

  @Override
  protected LatLng doInBackground(String... youraddress) {
    // output =

    String encAddress = "";
    try {
      encAddress = java.net.URLEncoder.encode(youraddress[0], "utf8");
    } catch (UnsupportedEncodingException e1) {

      e1.printStackTrace();
    }

      String uriString = "https://maps.google.com/maps/api/geocode/json?address="
 + encAddress + "&sensor=false&key=" + API_KEY;

    StringBuilder stringBuilder = null;
    try {
      HttpGet httpGet = new HttpGet(uriString);
      HttpClient client = new DefaultHttpClient();
      HttpResponse response;
      stringBuilder = new StringBuilder();

      response = client.execute(httpGet);
      HttpEntity entity = response.getEntity();
      InputStream stream = entity.getContent();
      int b;
      while ((b = stream.read()) != -1) {
        stringBuilder.append((char) b);
      }
    } catch (ClientProtocolException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }

    JSONObject jsonObject = new JSONObject();
    try {
      jsonObject = new JSONObject(stringBuilder.toString());

      lng = ((JSONArray) jsonObject.get("results")).getJSONObject(0)
          .getJSONObject("geometry").getJSONObject("location")
          .getDouble("lng");

      Log.e("longitude", Double.toString(lng));

      lat = ((JSONArray) jsonObject.get("results")).getJSONObject(0)
          .getJSONObject("geometry").getJSONObject("location")
          .getDouble("lat");
      Log.e("latitude", Double.toString(lat));
      latLng = new LatLng(lat, lng);

    } catch (JSONException e) {
      e.printStackTrace();
    }
    return latLng;
  }

  @Override
  protected void onPostExecute(LatLng result) {
    super.onPostExecute(result);

  }
}

Java Source Code List