OutOfMemory Error seems to be fixed
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7b86821cd8
commit
ac755c8899
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@ -1,8 +1,9 @@
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package de.podfetcher;
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import de.podfetcher.activity.PodfetcherActivity;
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import de.podfetcher.feed.FeedManager;
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import android.app.Application;
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import android.util.Log;
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import de.podfetcher.asynctask.FeedImageLoader;
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import de.podfetcher.feed.FeedManager;
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public class PodcastApp extends Application {
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private static final String TAG = "PodcastApp";
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@ -23,6 +24,13 @@ public class PodcastApp extends Application {
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FeedManager manager = FeedManager.getInstance();
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manager.loadDBData(getApplicationContext());
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}
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@Override
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public void onLowMemory() {
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super.onLowMemory();
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Log.w(TAG, "Received onLowOnMemory warning. Cleaning image cache...");
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FeedImageLoader.getInstance().wipeImageCache();
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}
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@ -58,6 +58,8 @@ public class FeedInfoActivity extends SherlockActivity {
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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return true;
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@ -9,6 +9,7 @@ import android.os.Bundle;
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import android.support.v4.app.Fragment;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentPagerAdapter;
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import android.support.v4.app.FragmentStatePagerAdapter;
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import android.support.v4.app.FragmentTransaction;
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import android.support.v4.view.ViewPager;
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import android.util.Log;
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@ -135,7 +136,7 @@ public class PodfetcherActivity extends SherlockFragmentActivity {
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return true;
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}
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public static class MainPagerAdapter extends FragmentPagerAdapter {
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public static class MainPagerAdapter extends FragmentStatePagerAdapter {
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private static final int NUM_ITEMS = 3;
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private static final int POS_FEEDLIST = 0;
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@ -62,6 +62,11 @@ public class FeedlistAdapter extends ArrayAdapter<Feed> {
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convertView.setTag(holder);
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} else {
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holder = (Holder) convertView.getTag();
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// Recycle images which are no longer in the cache
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if (!FeedImageLoader.getInstance().isInCache(feed.getImage())) {
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Log.d(TAG, "Deleting reference to uncached bitmap");
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holder.image.setImageBitmap(null);
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}
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}
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if (position == selectedItemIndex) {
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@ -1,8 +1,11 @@
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package de.podfetcher.asynctask;
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import de.podfetcher.PodcastApp;
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import de.podfetcher.R;
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import de.podfetcher.feed.FeedImage;
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import android.annotation.SuppressLint;
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import android.app.ActivityManager;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.os.AsyncTask;
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@ -12,17 +15,24 @@ import android.widget.ImageView;
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/** Caches and loads FeedImage bitmaps in the background */
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public class FeedImageLoader {
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private static final String TAG = "FeedImageLoader";
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private static FeedImageLoader singleton;
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/**
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* Stores references to loaded bitmaps. Bitmaps can be accessed by the id of
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* the FeedImage the bitmap belongs to.
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*/
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final int memClass = ((ActivityManager) PodcastApp.getInstance()
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.getSystemService(Context.ACTIVITY_SERVICE)).getMemoryClass();
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// Use 1/8th of the available memory for this memory cache.
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final int cacheSize = 1024 * 1024 * memClass / 8;
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private LruCache<Long, Bitmap> imageCache;
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private static final int CACHE_SIZE = 4 * 1024 * 1024;
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private FeedImageLoader() {
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imageCache = new LruCache<Long, Bitmap>(CACHE_SIZE) {
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Log.d(TAG, "Creating cache with size " + cacheSize);
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imageCache = new LruCache<Long, Bitmap>(cacheSize) {
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@SuppressLint("NewApi")
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@Override
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@ -63,6 +73,14 @@ public class FeedImageLoader {
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imageCache.put(id, bitmap);
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}
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public void wipeImageCache() {
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imageCache.evictAll();
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}
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public boolean isInCache(FeedImage image) {
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return imageCache.get(image.getId()) != null;
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}
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public Bitmap getBitmapFromCache(long id) {
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return imageCache.get(id);
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}
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@ -179,10 +179,10 @@ public class FeedManager {
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public long addDownloadStatus(Context context, DownloadStatus status) {
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PodDBAdapter adapter = new PodDBAdapter(context);
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downloadLog.add(status);
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adapter.open();
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if (downloadLog.size() > DOWNLOAD_LOG_SIZE) {
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adapter.removeDownloadStatus(downloadLog.remove(0));
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}
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adapter.open();
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long result = adapter.setDownloadStatus(status);
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adapter.close();
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return result;
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@ -52,6 +52,8 @@ public class FeedlistFragment extends SherlockListFragment implements
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pActivity = null;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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@ -175,4 +177,5 @@ public class FeedlistFragment extends SherlockListFragment implements
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selectedFeed = null;
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fla.setSelectedItemIndex(FeedlistAdapter.SELECTION_NONE);
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}
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}
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@ -297,16 +297,17 @@ public class DownloadService extends Service {
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try {
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feed = handler.parseFeed(feed);
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Log.d(TAG, feed.getTitle() + " parsed");
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// Download Feed Image if provided
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if (feed.getImage() != null) {
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feed.setDownloadId(0);
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// Save information of feed in DB
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savedFeed = manager.updateFeed(service, feed);
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// Download Feed Image if provided and not downloaded
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if (savedFeed.getImage().isDownloaded() == false) {
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Log.d(TAG, "Feed has image; Downloading....");
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imageId = requester.downloadImage(service, feed.getImage());
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hasImage = true;
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}
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feed.setDownloadId(0);
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// Save information of feed in DB
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savedFeed = manager.updateFeed(service, feed);
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} catch (SAXException e) {
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successful = false;
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e.printStackTrace();
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