| /* |
| * Copyright 1999-2004 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.components.store.impl; |
| |
| import org.apache.avalon.framework.parameters.ParameterException; |
| import org.apache.avalon.framework.parameters.Parameters; |
| import org.apache.excalibur.store.impl.MRUMemoryStore; |
| |
| /** |
| * Default implementation of Cocoon's transient store. This is a <code>MRUMemoryStore</code> |
| * that cannot be backed by a persistent store (this ensure it is really transient). |
| * |
| * @author <a href="http://www.apache.org/~sylvain/">Sylvain Wallez</a> |
| * @version CVS $Id: DefaultTransientStore.java,v 1.2 2004/03/05 13:02:51 bdelacretaz Exp $ |
| */ |
| public class DefaultTransientStore extends MRUMemoryStore { |
| |
| public void parameterize(Parameters params) throws ParameterException { |
| if (params.getParameterAsBoolean("use-persistent-cache", false)) { |
| throw new ParameterException("A transient store cannot be backed by a persistent store."); |
| } |
| super.parameterize(params); |
| } |
| } |