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author | Matt A. Tobin <email@mattatobin.com> | 2019-04-23 15:32:23 -0400 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2019-04-23 15:32:23 -0400 |
commit | abe80cc31d5a40ebed743085011fbcda0c1a9a10 (patch) | |
tree | fb3762f06b84745b182af281abb107b95a9fcf01 /mobile/android/thirdparty/com/squareup/picasso/LruCache.java | |
parent | 63295d0087eb58a6eb34cad324c4c53d1b220491 (diff) | |
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Issue #1053 - Drop support Android and remove Fennec - Part 1a: Remove mobile/android
Diffstat (limited to 'mobile/android/thirdparty/com/squareup/picasso/LruCache.java')
-rw-r--r-- | mobile/android/thirdparty/com/squareup/picasso/LruCache.java | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/mobile/android/thirdparty/com/squareup/picasso/LruCache.java b/mobile/android/thirdparty/com/squareup/picasso/LruCache.java deleted file mode 100644 index 5d5f07fcb..000000000 --- a/mobile/android/thirdparty/com/squareup/picasso/LruCache.java +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.squareup.picasso; - -import android.content.Context; -import android.graphics.Bitmap; -import java.util.LinkedHashMap; -import java.util.Map; - -/** A memory cache which uses a least-recently used eviction policy. */ -public class LruCache implements Cache { - final LinkedHashMap<String, Bitmap> map; - private final int maxSize; - - private int size; - private int putCount; - private int evictionCount; - private int hitCount; - private int missCount; - - /** Create a cache using an appropriate portion of the available RAM as the maximum size. */ - public LruCache(Context context) { - this(Utils.calculateMemoryCacheSize(context)); - } - - /** Create a cache with a given maximum size in bytes. */ - public LruCache(int maxSize) { - if (maxSize <= 0) { - throw new IllegalArgumentException("Max size must be positive."); - } - this.maxSize = maxSize; - this.map = new LinkedHashMap<String, Bitmap>(0, 0.75f, true); - } - - @Override public Bitmap get(String key) { - if (key == null) { - throw new NullPointerException("key == null"); - } - - Bitmap mapValue; - synchronized (this) { - mapValue = map.get(key); - if (mapValue != null) { - hitCount++; - return mapValue; - } - missCount++; - } - - return null; - } - - @Override public void set(String key, Bitmap bitmap) { - if (key == null || bitmap == null) { - throw new NullPointerException("key == null || bitmap == null"); - } - - Bitmap previous; - synchronized (this) { - putCount++; - size += Utils.getBitmapBytes(bitmap); - previous = map.put(key, bitmap); - if (previous != null) { - size -= Utils.getBitmapBytes(previous); - } - } - - trimToSize(maxSize); - } - - private void trimToSize(int maxSize) { - while (true) { - String key; - Bitmap value; - synchronized (this) { - if (size < 0 || (map.isEmpty() && size != 0)) { - throw new IllegalStateException( - getClass().getName() + ".sizeOf() is reporting inconsistent results!"); - } - - if (size <= maxSize || map.isEmpty()) { - break; - } - - Map.Entry<String, Bitmap> toEvict = map.entrySet().iterator().next(); - key = toEvict.getKey(); - value = toEvict.getValue(); - map.remove(key); - size -= Utils.getBitmapBytes(value); - evictionCount++; - } - } - } - - /** Clear the cache. */ - public final void evictAll() { - trimToSize(-1); // -1 will evict 0-sized elements - } - - /** Returns the sum of the sizes of the entries in this cache. */ - public final synchronized int size() { - return size; - } - - /** Returns the maximum sum of the sizes of the entries in this cache. */ - public final synchronized int maxSize() { - return maxSize; - } - - public final synchronized void clear() { - evictAll(); - } - - /** Returns the number of times {@link #get} returned a value. */ - public final synchronized int hitCount() { - return hitCount; - } - - /** Returns the number of times {@link #get} returned {@code null}. */ - public final synchronized int missCount() { - return missCount; - } - - /** Returns the number of times {@link #set(String, Bitmap)} was called. */ - public final synchronized int putCount() { - return putCount; - } - - /** Returns the number of values that have been evicted. */ - public final synchronized int evictionCount() { - return evictionCount; - } -} |