Java tutorial
/* * Copyright (C) 2014 Andrew Reitz * * 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.andrewreitz.encryptedcamera.cache; import android.graphics.Bitmap; import android.support.v4.util.LruCache; public class ThumbnailCache extends LruCache<String, Bitmap> { public ThumbnailCache(int maxSizeBytes) { super(maxSizeBytes); } @Override protected int sizeOf(String key, Bitmap value) { // Return size of in-memory Bitmap, counted against maxSizeBytes return value.getByteCount(); } }