| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.xmlgraphics.image.loader.cache; |
| |
| import java.util.EventListener; |
| |
| /** |
| * This interface can be implemented by classes which want to know what's going on inside the |
| * image cache. |
| */ |
| public interface ImageCacheListener extends EventListener { |
| |
| /** |
| * An URi previously identified as invalid was requested again |
| * @param uri the invalid URI |
| */ |
| void invalidHit(String uri); |
| |
| /** |
| * An ImageInfo was found in the cache |
| * @param uri the image's URI |
| */ |
| void cacheHitImageInfo(String uri); |
| |
| /** |
| * An ImageInfo was not in the cache |
| * @param uri the image's URI |
| */ |
| void cacheMissImageInfo(String uri); |
| |
| /** |
| * An Image was found in the cache |
| * @param key the image key |
| */ |
| void cacheHitImage(ImageKey key); |
| |
| /** |
| * An Image was not in the cache |
| * @param key the image key |
| */ |
| void cacheMissImage(ImageKey key); |
| |
| } |