| /* |
| * 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.apache.cocoon.components.profiler; |
| |
| import org.apache.cocoon.components.sax.XMLByteStreamCompiler; |
| import org.apache.cocoon.components.sax.XMLByteStreamInterpreter; |
| import org.apache.cocoon.components.sax.XMLDeserializer; |
| import org.apache.cocoon.components.sax.XMLSerializer; |
| import org.apache.cocoon.xml.XMLConsumer; |
| import org.apache.cocoon.xml.XMLPipe; |
| import org.xml.sax.Attributes; |
| import org.xml.sax.Locator; |
| import org.xml.sax.SAXException; |
| |
| /** |
| * This SAX connector measures time taken by each Sitemap component. This |
| * class use the XMLSerializer/Interpreter to buffer the output, and to |
| * seperate the measurement of the time. The SAX fragments were also stored |
| * into the ProfilerData. |
| * |
| * @author <a href="mailto:stephan@apache.org">Stephan Michels</a> |
| * @author <a href="mailto:bruno@outerthought.org">Bruno Dumon</a> |
| * @version CVS $Id$ |
| */ |
| public class ProfilingXMLPipe implements XMLPipe { |
| |
| private XMLConsumer consumer; |
| |
| // Data of the profile |
| private ProfilerData data; |
| |
| // Index of the component |
| private int index; |
| |
| // Start time |
| private long time; |
| |
| // Time difference |
| private long total; |
| |
| private XMLDeserializer deserializer; |
| private XMLSerializer serializer; |
| |
| /** |
| * Setup this XMLPipe. |
| * |
| * @param index Index of the component. |
| * @param data Data of the profile. |
| */ |
| public void setup(int index, ProfilerData data) { |
| this.index = index; |
| this.data = data; |
| |
| // FIXME Retrieve components from the CM |
| this.deserializer = new XMLByteStreamInterpreter(); |
| this.serializer = new XMLByteStreamCompiler(); |
| } |
| |
| /** |
| * Set the <code>XMLConsumer</code> that will receive XML data. |
| */ |
| public void setConsumer(XMLConsumer consumer) { |
| this.consumer = consumer; |
| } |
| |
| public void startDocument() throws SAXException { |
| this.time = System.currentTimeMillis(); // Startup time |
| |
| this.serializer.startDocument(); |
| } |
| |
| public void endDocument() throws SAXException { |
| this.total = System.currentTimeMillis() - this.time; |
| |
| this.serializer.endDocument(); |
| if (this.index != -1) |
| this.data.setProcessingTime(this.index, this.total); |
| |
| // push the content of the buffer through the next component |
| Object fragment = this.serializer.getSAXFragment(); |
| |
| if (this.index != -1) |
| this.data.setSAXFragment(this.index, fragment); |
| |
| this.deserializer.setConsumer(this.consumer); |
| |
| this.time = System.currentTimeMillis(); // Startup time |
| this.deserializer.deserialize(fragment); |
| this.total = System.currentTimeMillis() - this.time; |
| |
| if ((this.index != -1) && (this.index==(this.data.getCount()-2))) |
| this.data.setProcessingTime(this.index+1, this.total); |
| } |
| |
| public void setDocumentLocator(Locator locator) { |
| this.serializer.setDocumentLocator(locator); |
| } |
| |
| public void startPrefixMapping(String prefix, String uri) throws SAXException { |
| this.serializer.startPrefixMapping(prefix, uri); |
| } |
| |
| public void endPrefixMapping(String prefix) throws SAXException { |
| this.serializer.endPrefixMapping(prefix); |
| } |
| |
| public void startElement(String uri, String loc, String raw, Attributes a) throws SAXException { |
| this.serializer.startElement(uri, loc, raw, a); |
| } |
| |
| public void endElement(String uri, String loc, String raw) throws SAXException { |
| this.serializer.endElement(uri, loc, raw); |
| } |
| |
| public void characters(char c[], int start, int len) throws SAXException { |
| this.serializer.characters(c, start, len); |
| } |
| |
| public void ignorableWhitespace(char c[], int start, int len) throws SAXException { |
| this.serializer.ignorableWhitespace(c, start, len); |
| } |
| |
| public void processingInstruction(String target, String data) throws SAXException { |
| this.serializer.processingInstruction(target, data); |
| } |
| |
| public void skippedEntity(String name) throws SAXException { |
| this.serializer.skippedEntity(name); |
| } |
| |
| public void startDTD(String name, String publicId, String systemId) throws SAXException { |
| this.serializer.startDTD(name, publicId, systemId); |
| } |
| |
| public void endDTD() throws SAXException { |
| this.serializer.endDTD(); |
| } |
| |
| public void startEntity(String name) throws SAXException { |
| this.serializer.startEntity(name); |
| } |
| |
| public void endEntity(String name) throws SAXException { |
| this.serializer.endEntity(name); |
| } |
| |
| public void startCDATA() throws SAXException { |
| this.serializer.startCDATA(); |
| } |
| |
| public void endCDATA() throws SAXException { |
| this.serializer.endCDATA(); |
| } |
| |
| public void comment(char ch[], int start, int len) throws SAXException { |
| this.serializer.comment(ch, start, len); |
| } |
| } |