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am 7ca99110: Using an executor with increased queue size for loading previews

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* commit '7ca991104e3ac2e99fcde5599416f82b4d66aad1':
  Using an executor with increased queue size for loading previews
This commit is contained in:
Sunny Goyal
2015-09-23 18:03:02 +00:00
committed by Android Git Automerger
parent 724c3c638a 7ca991104e
commit e4d16e41e9
1 changed files with 14 additions and 1 deletions
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15
src/com/android/launcher3/WidgetPreviewLoader.java
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@@ -43,12 +43,25 @@ import java.util.Set;
import java.util.WeakHashMap;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executor;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
public class WidgetPreviewLoader {
private static final String TAG = "WidgetPreviewLoader";
private static final boolean DEBUG = false;
// These values are same as that in {@link AsyncTask}.
private static final int CPU_COUNT = Runtime.getRuntime().availableProcessors();
private static final int CORE_POOL_SIZE = CPU_COUNT + 1;
private static final int MAXIMUM_POOL_SIZE = CPU_COUNT * 2 + 1;
private static final int KEEP_ALIVE = 1;
private static final Executor PREVIEW_LOAD_EXECUTOR = new ThreadPoolExecutor(
CORE_POOL_SIZE, MAXIMUM_POOL_SIZE, KEEP_ALIVE,
TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>());
private static final float WIDGET_PREVIEW_ICON_PADDING_PERCENTAGE = 0.25f;
private final HashMap<String, long[]> mPackageVersions = new HashMap<>();
@@ -96,7 +109,7 @@ public class WidgetPreviewLoader {
WidgetCacheKey key = getObjectKey(o, size);
PreviewLoadTask task = new PreviewLoadTask(key, o, previewWidth, previewHeight, caller);
task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
task.executeOnExecutor(PREVIEW_LOAD_EXECUTOR);
return new PreviewLoadRequest(task);
}