| /******************************************************************************* |
| * 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.ofbiz.entity.cache; |
| |
| import org.ofbiz.base.util.cache.UtilCache; |
| import org.ofbiz.entity.Delegator; |
| import org.ofbiz.entity.DelegatorFactory; |
| |
| public abstract class AbstractCache<K, V> { |
| |
| protected String delegatorName, id; |
| |
| protected AbstractCache(String delegatorName, String id) { |
| this.delegatorName = delegatorName; |
| this.id = id; |
| } |
| |
| public Delegator getDelegator() { |
| return DelegatorFactory.getDelegator(this.delegatorName); |
| } |
| |
| public void remove(String entityName) { |
| UtilCache.clearCache(getCacheName(entityName)); |
| } |
| |
| public void clear() { |
| UtilCache.clearCachesThatStartWith(getCacheNamePrefix()); |
| } |
| |
| public String getCacheNamePrefix() { |
| return "entitycache." + id + "." + delegatorName + "."; |
| } |
| |
| public String[] getCacheNamePrefixes() { |
| return new String[] { |
| "entitycache." + id + ".${delegator-name}.", |
| "entitycache." + id + "." + delegatorName + "." |
| }; |
| } |
| |
| public String getCacheName(String entityName) { |
| return getCacheNamePrefix() + entityName; |
| } |
| |
| public String[] getCacheNames(String entityName) { |
| String[] prefixes = getCacheNamePrefixes(); |
| String[] names = new String[prefixes.length * 2]; |
| for (int i = 0; i < prefixes.length; i++) { |
| names[i] = prefixes[i] + "${entity-name}"; |
| } |
| for (int i = prefixes.length, j = 0; j < prefixes.length; i++, j++) { |
| names[i] = prefixes[j] + entityName; |
| } |
| return names; |
| } |
| |
| protected UtilCache<K, V> getCache(String entityName) { |
| return UtilCache.findCache(getCacheName(entityName)); |
| } |
| |
| protected UtilCache<K, V> getOrCreateCache(String entityName) { |
| String name = getCacheName(entityName); |
| return UtilCache.getOrCreateUtilCache(name, 0, 0, 0, true, false, getCacheNames(entityName)); |
| } |
| } |