| /* |
| * Copyright 1999-2005 The Apache Software Foundation. |
| * |
| * Licensed 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.cocoon.caching; |
| |
| import java.io.Serializable; |
| |
| /** |
| * This is a "simple" cache key that does not consider the components used in the |
| * pipeline. It simply consists of a key (unique identifier for the request) and |
| * a boolean value that defines if the key is for a complete pipeline call or |
| * for an internal pipeline call. |
| * |
| * @version $Id$ |
| * @since 2.1.1 |
| */ |
| public class IdentifierCacheKey |
| implements Serializable { |
| |
| /** The key */ |
| final protected String key; |
| |
| /** Is this an external pipeline call? */ |
| final protected boolean external; |
| |
| /** cache key */ |
| final protected String cacheKey; |
| |
| /** cache toString() */ |
| protected String toString; |
| |
| /** |
| * Constructor |
| */ |
| public IdentifierCacheKey(String key, boolean external) { |
| this.key = key; |
| this.external = external; |
| final StringBuffer buf = new StringBuffer(); |
| buf.append(this.external).append(':').append(this.key); |
| this.cacheKey = buf.toString(); |
| } |
| |
| /** |
| * Compare |
| */ |
| public boolean equals(Object object) { |
| if (object instanceof IdentifierCacheKey) { |
| IdentifierCacheKey pck = (IdentifierCacheKey)object; |
| return this.cacheKey.equals( pck.cacheKey ); |
| } |
| return false; |
| } |
| |
| /** |
| * Generate a hash code |
| */ |
| public int hashCode() { |
| return this.cacheKey.hashCode(); |
| } |
| |
| /** |
| * toString |
| * The FilesystemStore uses toString! |
| */ |
| public String toString() { |
| if (this.toString == null) { |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append("IK:"); |
| buffer.append(this.cacheKey); |
| this.toString = buffer.toString(); |
| } |
| return toString; |
| } |
| |
| /** |
| * The cache key |
| */ |
| public String getKey() { |
| return this.key; |
| } |
| } |