src/de/ub0r/android/adBlock/HelperAPI5.java

   1 /*
   2  * Copyright (C) 2010 Felix Bechstein
   3  *
   4  * This file is part of WebSMS.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it under
   7  * the terms of the GNU General Public License as published by the Free Software
   8  * Foundation; either version 3 of the License, or (at your option) any later
   9  * version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License along with
  17  * this program; If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package de.ub0r.android.adBlock;
  20
  21 import java.lang.reflect.Method;
  22
  23 import android.app.Notification;
  24 import android.app.Service;
  25 import android.util.Log;
  26
  27 /**
  28  * Helper class to set/unset background for api5 systems.
  29  *
  30  * @author flx
  31  */
  32 public class HelperAPI5 {
  33         /** Tag for output. */
  34         private static final String TAG = "AdBlock.api5";
  35
  36         /** Error message if API5 is not available. */
  37         private static final String ERRORMESG = "no API5 available";
  38
  39         /**
  40          * Check whether API5 is available.
  41          *
  42          * @return true if API5 is available
  43          */
  44         final boolean isAvailable() {
  45                 try {
  46                         Method mDebugMethod = Service.class.getMethod("startForeground",
  47                                         new Class[] { Integer.TYPE, Notification.class });
  48                         /* success, this is a newer device */
  49                         if (mDebugMethod != null) {
  50                                 return true;
  51                         }
  52                 } catch (Throwable e) {
  53                         Log.d(TAG, ERRORMESG, e);
  54                         throw new VerifyError(ERRORMESG);
  55                 }
  56                 Log.d(TAG, ERRORMESG);
  57                 throw new VerifyError(ERRORMESG);
  58         }
  59
  60         /**
  61          * Run Service in foreground.
  62          *
  63          * @see Service.startForeground()
  64          * @param service
  65          *            the Service
  66          * @param id
  67          *            notification id
  68          * @param notification
  69          *            notification
  70          */
  71         final void startForeground(final Service service, final int id,
  72                         final Notification notification) {
  73                 service.startForeground(id, notification);
  74         }
  75 }