46de7b5024
Data cleared usually means accounts went away, so kick off roots refresh. Also update any visible UI after a refresh finishes. Bug: 10899793 Change-Id: Id68c80b5e635e358cfd75f4961ce13cd1c7c5f82
111 lines
4.0 KiB
Java
111 lines
4.0 KiB
Java
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.documentsui;
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import android.app.ActivityManager;
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import android.app.Application;
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import android.content.BroadcastReceiver;
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import android.content.ContentProviderClient;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.graphics.Point;
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import android.net.Uri;
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import android.os.RemoteException;
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import android.text.format.DateUtils;
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public class DocumentsApplication extends Application {
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private static final long PROVIDER_ANR_TIMEOUT = 20 * DateUtils.SECOND_IN_MILLIS;
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private RootsCache mRoots;
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private Point mThumbnailsSize;
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private ThumbnailCache mThumbnails;
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public static RootsCache getRootsCache(Context context) {
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return ((DocumentsApplication) context.getApplicationContext()).mRoots;
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}
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public static ThumbnailCache getThumbnailsCache(Context context, Point size) {
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final DocumentsApplication app = (DocumentsApplication) context.getApplicationContext();
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final ThumbnailCache thumbnails = app.mThumbnails;
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if (!size.equals(app.mThumbnailsSize)) {
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thumbnails.evictAll();
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app.mThumbnailsSize = size;
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}
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return thumbnails;
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}
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public static ContentProviderClient acquireUnstableProviderOrThrow(
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ContentResolver resolver, String authority) throws RemoteException {
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final ContentProviderClient client = resolver.acquireUnstableContentProviderClient(
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authority);
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if (client == null) {
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throw new RemoteException("Failed to acquire provider for " + authority);
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}
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client.setDetectNotResponding(PROVIDER_ANR_TIMEOUT);
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return client;
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}
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@Override
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public void onCreate() {
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final ActivityManager am = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
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final int memoryClassBytes = am.getMemoryClass() * 1024 * 1024;
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mRoots = new RootsCache(this);
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mRoots.updateAsync();
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mThumbnails = new ThumbnailCache(memoryClassBytes / 4);
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final IntentFilter packageFilter = new IntentFilter();
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packageFilter.addAction(Intent.ACTION_PACKAGE_ADDED);
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packageFilter.addAction(Intent.ACTION_PACKAGE_CHANGED);
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packageFilter.addAction(Intent.ACTION_PACKAGE_REMOVED);
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packageFilter.addAction(Intent.ACTION_PACKAGE_DATA_CLEARED);
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packageFilter.addDataScheme("package");
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registerReceiver(mCacheReceiver, packageFilter);
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final IntentFilter localeFilter = new IntentFilter();
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localeFilter.addAction(Intent.ACTION_LOCALE_CHANGED);
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registerReceiver(mCacheReceiver, localeFilter);
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}
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@Override
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public void onTrimMemory(int level) {
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super.onTrimMemory(level);
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if (level >= TRIM_MEMORY_MODERATE) {
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mThumbnails.evictAll();
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} else if (level >= TRIM_MEMORY_BACKGROUND) {
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mThumbnails.trimToSize(mThumbnails.size() / 2);
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}
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}
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private BroadcastReceiver mCacheReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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final Uri data = intent.getData();
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if (data != null) {
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final String packageName = data.getSchemeSpecificPart();
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mRoots.updatePackageAsync(packageName);
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} else {
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mRoots.updateAsync();
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}
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}
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};
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}
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