1:  package com.voipplus.mmsclient.httpService;

   2:  

   3:  import android.app.Service;

   4:  import android.content.Intent;

   5:  import android.os.Binder;

   6:  import android.os.IBinder;

   7:  import android.util.Log;

   8:  

   9:  import androidx.annotation.Nullable;

  10:  

  11:  import java.io.BufferedReader;

  12:  import java.io.IOException;

  13:  import java.io.InputStream;

  14:  import java.io.InputStreamReader;

  15:  import java.net.HttpURLConnection;

  16:  import java.net.URL;

  17:  

  18:  public class HTTPService extends Service {

  19:      private static final String TAG = "HTTPService";

  20:  

  21:      public class LocalBinder extends Binder {

  22:          public HTTPService getService() {

  23:              return HTTPService.this;

  24:          }

  25:      }

  26:  

  27:      private final IBinder binder = new LocalBinder();

  28:  

  29:      @Nullable

  30:      @Override

  31:      public IBinder onBind(Intent intent) {

  32:          return binder;

  33:      }

  34:  

  35:      @Override

  36:      public int onStartCommand(Intent intent, int flags, int startId) {

  37:          return START_STICKY;

  38:      }

  39:  

  40:      public HTTPResult makeRequest(String urlString) {

  41:          HttpURLConnection urlConnection = null;

  42:          BufferedReader reader = null;

  43:          String jsonString = null;

  44:          boolean success = false;

  45:  

  46:          try {

  47:              URL url = new URL(urlString);

  48:              urlConnection = (HttpURLConnection) url.openConnection();

  49:              urlConnection.setRequestMethod("GET");

  50:              urlConnection.connect();

  51:  

  52:              InputStream inputStream = urlConnection.getInputStream();

  53:              if (inputStream == null) {

  54:                  return new HTTPResult(null, false);

  55:              }

  56:  

  57:              reader = new BufferedReader(new InputStreamReader(inputStream));

  58:              StringBuilder buffer = new StringBuilder();

  59:              String line;

  60:              while ((line = reader.readLine()) != null) {

  61:                  buffer.append(line).append("

  62:  ");

  63:              }

  64:  

  65:              if (buffer.length() == 0) {

  66:                  return new HTTPResult(null, false);

  67:              }jsonString = buffer.toString();

  68:              success = true;

  69:  

  70:          } catch (IOException e) {

  71:              Log.e(TAG, "Error making HTTP request", e);

  72:          } finally {

  73:              if (urlConnection != null) {

  74:                  urlConnection.disconnect();

  75:              }

  76:              if (reader != null) {

  77:                  try {

  78:                      reader.close();

  79:                  } catch (final IOException e) {

  80:                      Log.e(TAG, "Error closing stream", e);

  81:                  }

  82:              }

  83:          }

  84:  

  85:          return new HTTPResult(jsonString, success);

  86:      }

  87:  }

  88: