| /* |
| * 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.serialization; |
| |
| import org.apache.cocoon.ProcessingException; |
| import org.apache.cocoon.environment.internal.EnvironmentHelper; |
| import org.apache.cocoon.sitemap.impl.AbstractVirtualSitemapComponent; |
| |
| import org.xml.sax.SAXException; |
| |
| import java.io.OutputStream; |
| |
| public class VirtualPipelineSerializer extends AbstractVirtualSitemapComponent |
| implements Serializer { |
| |
| protected String getTypeName() { |
| return "serializer"; |
| } |
| |
| /** |
| * Set the <code>OutputStream</code> |
| */ |
| public void setOutputStream(OutputStream out) { |
| this.getMappedSourceEnvironment().setOutputStream(out); |
| } |
| |
| /** |
| * Get the mime-type of the output of this <code>Reader</code> |
| */ |
| public String getMimeType() { |
| return this.getPipeline().getMimeType(); |
| } |
| |
| /** |
| * Test if the component wants to set the content length |
| */ |
| public boolean shouldSetContentLength() { |
| return this.getPipeline().shouldSetContentLength(); |
| } |
| |
| /** |
| * Process the SAX event. A new document is processed. The |
| * internal pipeline is prepared. |
| * |
| * @see org.xml.sax.ContentHandler#startDocument() |
| */ |
| public void startDocument() throws SAXException { |
| // Should use SourceResolver and context of the this |
| // components' sitemap, not caller sitemap |
| try { |
| EnvironmentHelper.enterEnvironment(this.getVPCEnvironment()); |
| this.getPipeline().prepareInternal(this.getVPCEnvironment()); |
| } catch (Exception e) { |
| throw new SAXException("VirtualPipelineSerializer: couldn't create internal pipeline ", e); |
| } finally { |
| EnvironmentHelper.leaveEnvironment(); |
| } |
| |
| try { |
| super.setConsumer(EnvironmentHelper |
| .createPushEnvironmentConsumer(this.getPipeline().getXMLConsumer(this.getMappedSourceEnvironment()), |
| this.getMappedSourceEnvironment())); |
| } catch (ProcessingException e) { |
| throw new SAXException("VirtualPipelineSerializer: couldn't get xml consumer from the pipeline ", e); |
| } |
| |
| super.startDocument(); |
| } |
| } |