ImagePipelineConfigFactory.java 文件源码

/**
 * Configures disk and memory cache not to exceed common limits
 */
private static void configureCaches(ImagePipelineConfig.Builder configBuilder, Context context) {
    final MemoryCacheParams bitmapCacheParams = new MemoryCacheParams(
            MAX_MEMORY_CACHE_SIZE, // Max total size of elements in the cache
            Integer.MAX_VALUE,                     // Max entries in the cache
            MAX_MEMORY_CACHE_SIZE, // Max total size of elements in eviction queue
            Integer.MAX_VALUE,                     // Max length of eviction queue
            Integer.MAX_VALUE);                    // Max cache entry size
    configBuilder
            .setBitmapMemoryCacheParamsSupplier(
                    new Supplier<MemoryCacheParams>() {
                        public MemoryCacheParams get() {
                            return bitmapCacheParams;
                        }
                    })
            .setMainDiskCacheConfig(DiskCacheConfig.newBuilder(context)
                    .setBaseDirectoryPath(getExternalCacheDir(context))
                    .setBaseDirectoryName(IMAGE_PIPELINE_CACHE_DIR)
                    .setMaxCacheSize(MAX_DISK_CACHE_SIZE)
                    .build());
}