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Code Issues Packages Projects Releases Wiki Activity

Implemented FeedSyncService Termination Process

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This commit is contained in:
Daniel Oeh 2011-12-24 21:10:23 +01:00
parent 53daf91337
commit 48144440cf
2 changed files with 42 additions and 1 deletions
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35
src/de/podfetcher/service/FeedSyncService.java
View File

@ -8,16 +8,21 @@ package de.podfetcher.service;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.lang.Runtime;
import java.util.concurrent.TimeUnit;
import de.podfetcher.feed.*;
import de.podfetcher.storage.DownloadRequester;
import de.podfetcher.storage.DownloadService;
import android.app.Service;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.BroadcastReceiver;
import android.os.IBinder;
import android.content.Context;
public class FeedSyncService extends Service {
private volatile ScheduledThreadPoolExecutor executor;
@ -29,6 +34,7 @@ public class FeedSyncService extends Service {
executor = new ScheduledThreadPoolExecutor(Runtime.getRuntime().availableProcessors() + 2);
manager = FeedManager.getInstance();
requester = DownloadRequester.getInstance();
registerReceiver(allFeedsDownloaded, new IntentFilter(DownloadService.ACTION_ALL_FEED_DOWNLOADS_COMPLETED));
}
@Override
@ -36,6 +42,11 @@ public class FeedSyncService extends Service {
return null;
}
@Override
public void onDestroy() {
unregisterReceiver(allFeedsDownloaded);
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
executor.submit(new FeedSyncThread(handleIntent(intent), this));
@ -49,6 +60,30 @@ public class FeedSyncService extends Service {
return feed;
}
/** Prepares itself for stopping */
private void initiateShutdown() {
// Wait until PoolExecutor is done
Thread waiter = new Thread() {
@Override
public void run() {
executor.shutdown();
try {
executor.awaitTermination(20, TimeUnit.SECONDS);
stopSelf();
}catch(InterruptedException e) {
e.printStackTrace();
}
}
};
}
BroadcastReceiver allFeedsDownloaded = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
initiateShutdown();
}
};
/** Takes a single Feed, parses the corresponding file and refreshes information in the manager */
class FeedSyncThread implements Runnable {

8
src/de/podfetcher/storage/DownloadService.java
View File

@ -16,6 +16,8 @@ import android.content.BroadcastReceiver;
import android.content.Context;
public class DownloadService extends Service {
public static String ACTION_ALL_FEED_DOWNLOADS_COMPLETED = "action.de.podfetcher.storage.all_feed_downloads_completed";
private DownloadRequester requester;
private FeedManager manager;
@ -53,6 +55,11 @@ public class DownloadService extends Service {
String action = item_intent.getAction();
if(action.equals(DownloadRequester.ACTION_FEED_DOWNLOAD_COMPLETED)) {
handleCompletedFeedDownload(context, intent);
// Notify FeedSyncService about the new Feed
sendBroadcast(item_intent);
if(requester.getNumberOfFeedDownloads() == 0) {
sendBroadcast(new Intent(ACTION_ALL_FEED_DOWNLOADS_COMPLETED));
}
} else if(action.equals(DownloadRequester.ACTION_MEDIA_DOWNLOAD_COMPLETED)) {
requester.removeMediaByID(item_intent.getLongExtra(DownloadRequester.EXTRA_ITEM_ID, -1));
} else if(action.equals(DownloadRequester.ACTION_IMAGE_DOWNLOAD_COMPLETED)) {
@ -63,7 +70,6 @@ public class DownloadService extends Service {
if(requester.getNumberOfDownloads() == 0) {
stopSelf();
}
//PodcastApp.getInstance().getApplicationContext().sendBroadcast(item_intent);
}
};