| /* |
| * 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.transformation; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| |
| import org.apache.avalon.framework.activity.Disposable; |
| import org.apache.avalon.framework.parameters.Parameters; |
| import org.apache.avalon.framework.service.ServiceException; |
| import org.apache.avalon.framework.service.ServiceManager; |
| import org.apache.avalon.framework.service.Serviceable; |
| import org.apache.cocoon.ProcessingException; |
| import org.apache.cocoon.environment.SourceResolver; |
| import org.xml.sax.SAXException; |
| |
| /** |
| * This class can be used as a base class for own transformer implementations |
| * that need to lookup other components. |
| * |
| * @version $Id$ |
| */ |
| |
| public abstract class ServiceableTransformer |
| extends AbstractTransformer |
| implements Serviceable, Disposable { |
| |
| /** The current <code>SourceResolver</code>. */ |
| protected SourceResolver resolver; |
| /** The current <code>Map</code> objectModel. */ |
| protected Map objectModel; |
| /** The current <code>Parameters</code>. */ |
| protected Parameters parameters; |
| /** The source URI associated with the request or <b>null</b>. */ |
| protected String source; |
| /** The ServiceManager */ |
| protected ServiceManager manager; |
| |
| /** |
| * Set the <code>SourceResolver</code>, object model <code>Map</code>, |
| * the source and sitemap <code>Parameters</code> used to process the request. |
| */ |
| public void setup(SourceResolver resolver, Map objectModel, String src, Parameters par) |
| throws ProcessingException, SAXException, IOException { |
| this.resolver = resolver; |
| this.objectModel = objectModel; |
| this.source = src; |
| this.parameters = par; |
| } |
| |
| /** |
| * Recycle the generator by removing references |
| */ |
| public void recycle() { |
| super.recycle(); |
| this.resolver = null; |
| this.objectModel = null; |
| this.source = null; |
| this.parameters = null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.apache.avalon.framework.service.Serviceable#service(org.apache.avalon.framework.service.ServiceManager) |
| */ |
| public void service(ServiceManager manager) throws ServiceException { |
| this.manager = manager; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.apache.avalon.framework.activity.Disposable#dispose() |
| */ |
| public void dispose() { |
| this.manager = null; |
| } |
| |
| } |