ImageLoader.java 文件源码

/**
     * 初始化
     *
     * @param threadCount
     * @param type
     */
    private void init(int threadCount, Type type) {
        initBackThread();

        // 获取我们应用的最大可用内存
        int maxMemory = (int) Runtime.getRuntime().maxMemory();
        int cacheMemory = maxMemory / 8;
        mLruCache = new LruCache<String, Bitmap>(cacheMemory) {
            @Override
            protected int sizeOf(String key, Bitmap value) {
//                return value.getRowBytes() * value.getHeight();
                return value.getByteCount();
            }

        };

        // 创建线程池
        mThreadPool = Executors.newFixedThreadPool(threadCount);
        mTaskQueue = new LinkedList<Runnable>();
        mType = type;
        mSemaphoreThreadPool = new Semaphore(threadCount);
    }