1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 package org.apache.chemistry.opencmis.client.bindings.cache; 20 21 import java.io.Serializable; 22 import java.util.Map; 23 24 /** 25 * Interface for a level of an hierarchical cache. 26 * 27 * @see Cache 28 */ 29 public interface CacheLevel extends Serializable { 30 31 /** 32 * Initialize the cache level. 33 * 34 * @param parameters 35 * level parameters 36 */ 37 void initialize(Map<String, String> parameters); 38 39 /** 40 * Adds an object to the cache level. 41 * 42 * @param value 43 * the object 44 * @param key 45 * the key at this level 46 */ 47 void put(Object value, String key); 48 49 /** 50 * Retrieves an object from the cache level. 51 * 52 * @param key 53 * the key at this cache level 54 * @return the object or <code>null</code> if the object doesn't exist 55 */ 56 Object get(String key); 57 58 /** 59 * Removes an object from this cache level. 60 * 61 * @param key 62 * the key at this cache level 63 */ 64 void remove(String key); 65 }