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      1 /*
      2  * Copyright 2013 Google Inc.
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.demo.jobSchedulerApp.service;
     18 
     19 import android.app.job.JobInfo;
     20 import android.app.job.JobScheduler;
     21 import android.app.job.JobParameters;
     22 import android.app.job.JobService;
     23 import android.content.ComponentName;
     24 import android.content.Context;
     25 import android.content.Intent;
     26 import android.os.AsyncTask;
     27 import android.os.Message;
     28 import android.os.Messenger;
     29 import android.os.RemoteException;
     30 import android.util.Log;
     31 import android.util.SparseArray;
     32 import android.widget.Toast;
     33 
     34 import com.android.demo.jobSchedulerApp.MainActivity;
     35 
     36 import java.util.HashMap;
     37 import java.util.LinkedList;
     38 import java.util.Random;
     39 
     40 
     41 /**
     42  * Service to handle sync requests.
     43  * <p>
     44  * This service is invoked in response to Intents with action android.content.SyncAdapter, and
     45  * returns a Binder connection to SyncAdapter.
     46  * <p>
     47  * For performance, only one sync adapter will be initialized within this application's context.
     48  * <p>
     49  * Note: The SyncService itself is not notified when a new sync occurs. It's role is to manage the
     50  * lifecycle of our and provide a handle to said SyncAdapter to the OS on
     51  * request.
     52  */
     53 public class TestJobService extends JobService {
     54     private static final String TAG = "SyncService";
     55 
     56     @Override
     57     public void onCreate() {
     58         super.onCreate();
     59         Log.i(TAG, "Service created");
     60     }
     61 
     62     @Override
     63     public void onDestroy() {
     64         super.onDestroy();
     65         Log.i(TAG, "Service destroyed");
     66     }
     67 
     68     @Override
     69     public int onStartCommand(Intent intent, int flags, int startId) {
     70         Messenger callback = intent.getParcelableExtra("messenger");
     71         Message m = Message.obtain();
     72         m.what = MainActivity.MSG_SERVICE_OBJ;
     73         m.obj = this;
     74         try {
     75             callback.send(m);
     76         } catch (RemoteException e) {
     77             Log.e(TAG, "Error passing service object back to activity.");
     78         }
     79         return START_NOT_STICKY;
     80     }
     81 
     82     @Override
     83     public boolean onStartJob(JobParameters params) {
     84         Log.i(TAG, "on start job: " + params.getJobId());
     85         currentId++;
     86         jobParamsMap.put(currentId, params);
     87         final int currId = this.currentId;
     88         if (mActivity != null) {
     89             mActivity.onReceivedStartJob(params);
     90         }
     91 
     92         Toast.makeText(
     93                 this, "On start job: '" + params.getJobId() + "' deadline exceeded: " +
     94                         params.isOverrideDeadlineExpired(),
     95                 Toast.LENGTH_LONG).show();
     96 
     97         return true;
     98     }
     99 
    100 
    101     @Override
    102     public boolean onStopJob(JobParameters params) {
    103         Log.i(TAG, "on stop job: " + params.getJobId());
    104         int ind = jobParamsMap.indexOfValue(params);
    105         jobParamsMap.remove(ind);
    106         mActivity.onReceivedStopJob();
    107         return false; // no reschedule
    108     }
    109 
    110     static int currentId = 0;
    111     MainActivity mActivity;
    112     private final SparseArray<JobParameters> jobParamsMap = new SparseArray<JobParameters>();
    113 
    114 
    115     public void setUiCallback(MainActivity activity) {
    116         mActivity = activity;
    117     }
    118 
    119     /** Send job to the JobScheduler. */
    120     public void scheduleJob(JobInfo job) {
    121         Log.d(TAG, "Scheduling job " + job);
    122         JobScheduler tm =
    123                 (JobScheduler) getSystemService(Context.JOB_SCHEDULER_SERVICE);
    124         tm.schedule(job);
    125     }
    126 
    127     public boolean callJobFinished() {
    128         if (jobParamsMap.size() == 0) {
    129             return false;
    130         }
    131         JobParameters params = jobParamsMap.valueAt(0);
    132         if (params == null) {
    133             return false;
    134         } else {
    135             jobFinished(params, false);
    136             jobParamsMap.removeAt(0);
    137             return true;
    138         }
    139     }
    140 
    141 }
    142