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Merge "Fix AttributeCache" into nyc-mr1-dev

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This commit is contained in:
TreeHugger Robot
2016-06-27 23:11:32 +00:00
committed by Android (Google) Code Review
parent 11858f170a 6aec452f91
commit bdad0ccf3b
1 changed files with 12 additions and 15 deletions
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27
services/core/java/com/android/server/AttributeCache.java
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@@ -25,23 +25,24 @@ import android.content.res.Resources;
import android.content.res.TypedArray;
import android.os.UserHandle;
import android.util.ArrayMap;
import android.util.LruCache;
import android.util.SparseArray;
import com.android.internal.annotations.GuardedBy;
import java.lang.ref.WeakReference;
/**
* TODO: This should be better integrated into the system so it doesn't need
* special calls from the activity manager to clear it.
*/
public final class AttributeCache {
private static final int CACHE_SIZE = 4;
private static AttributeCache sInstance = null;
private final Context mContext;
@GuardedBy("this")
private final ArrayMap<String, WeakReference<Package>> mPackages = new ArrayMap<>();
private final LruCache<String, Package> mPackages = new LruCache<>(CACHE_SIZE);
@GuardedBy("this")
private final Configuration mConfiguration = new Configuration();
@@ -86,15 +87,12 @@ public final class AttributeCache {
public void removePackage(String packageName) {
synchronized (this) {
final WeakReference<Package> ref = mPackages.remove(packageName);
final Package pkg = (ref != null) ? ref.get() : null;
final Package pkg = mPackages.remove(packageName);
if (pkg != null) {
if (pkg.mMap != null) {
for (int i = 0; i < pkg.mMap.size(); i++) {
final ArrayMap<int[], Entry> map = pkg.mMap.valueAt(i);
for (int j = 0; j < map.size(); j++) {
map.valueAt(j).recycle();
}
for (int i = 0; i < pkg.mMap.size(); i++) {
final ArrayMap<int[], Entry> map = pkg.mMap.valueAt(i);
for (int j = 0; j < map.size(); j++) {
map.valueAt(j).recycle();
}
}
@@ -113,15 +111,14 @@ public final class AttributeCache {
// The configurations being masked out are ones that commonly
// change so we don't want flushing the cache... all others
// will flush the cache.
mPackages.clear();
mPackages.evictAll();
}
}
}
public Entry get(String packageName, int resId, int[] styleable, int userId) {
synchronized (this) {
WeakReference<Package> ref = mPackages.get(packageName);
Package pkg = (ref != null) ? ref.get() : null;
Package pkg = mPackages.get(packageName);
ArrayMap<int[], Entry> map = null;
Entry ent = null;
if (pkg != null) {
@@ -144,7 +141,7 @@ public final class AttributeCache {
return null;
}
pkg = new Package(context);
mPackages.put(packageName, new WeakReference<>(pkg));
mPackages.put(packageName, pkg);
}
if (map == null) {