| /* |
| * 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. |
| */ |
| |
| package org.apache.geode.internal.cache.extension; |
| |
| import org.apache.geode.cache.Cache; |
| import org.apache.geode.internal.cache.xmlcache.CacheXml; |
| import org.apache.geode.internal.cache.xmlcache.XmlGenerator; |
| |
| /** |
| * Interface used for objects wishing to extend and {@link Extensible} object. |
| * |
| * |
| * @since GemFire 8.1 |
| */ |
| public interface Extension<T> { |
| |
| /** |
| * Get {@link XmlGenerator} capable of serializing this object's configuration. |
| * |
| * @return {@link XmlGenerator} for this object's configuration. |
| * @since GemFire 8.1 |
| */ |
| XmlGenerator<T> getXmlGenerator(); |
| |
| /** |
| * Called by {@link CacheXml} objects that are {@link Extensible} before creating this extension. |
| * |
| * @param source source object this extension is currently attached to. |
| * @param cache target object to attach any created extensions to. |
| * @since Geode 1.0.0 |
| */ |
| void beforeCreate(Extensible<T> source, Cache cache); |
| |
| /** |
| * Called by {@link CacheXml} objects that are {@link Extensible} to create this extension. |
| * |
| * @param source source object this extension is currently attached to. |
| * @param target target object to attach any created extensions to. |
| * @since GemFire 8.1 |
| */ |
| void onCreate(Extensible<T> source, Extensible<T> target); |
| |
| } |