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The source code// $Header: /home/cvs/jakarta-jmeter/src/htmlparser/org/htmlparser/tests/PerformanceTest.java,v 1.2 2004/02/10 13:41:08 woolfel Exp $ /* * ==================================================================== * Copyright 2002-2004 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. * */ // The developers of JMeter and Apache are greatful to the developers // of HTMLParser for giving Apache Software Foundation a non-exclusive // license. The performance benefits of HTMLParser are clear and the // users of JMeter will benefit from the hard work the HTMLParser // team. For detailed information about HTMLParser, the project is // hosted on sourceforge at http://htmlparser.sourceforge.net/. // // HTMLParser was originally created by Somik Raha in 2000. Since then // a healthy community of users has formed and helped refine the // design so that it is able to tackle the difficult task of parsing // dirty HTML. Derrick Oswald is the current lead developer and was kind // enough to assist JMeter. package org.htmlparser.tests; import org.htmlparser.Node; import org.htmlparser.Parser; import org.htmlparser.util.DefaultParserFeedback; import org.htmlparser.util.NodeIterator; import org.htmlparser.util.ParserException; public class PerformanceTest { private int numTimes; private String file; /** * Try to parse the given page the given no of times * Print average time taken * @param file File to be parsed * @param numTimes number of times the test should be repeated */ public PerformanceTest(String file, int numTimes) { this.file = file; this.numTimes = numTimes; } public void beginTestWithoutScanners() throws ParserException { Parser parser; long sumTimes=0; double avg=0; System.out.println("***************************************"); System.out.println("* Test Without Scanners Registered *"); System.out.println("***************************************"); for (int i=0;i<=numTimes;i++) { // Create the parser object parser = new Parser(file,new DefaultParserFeedback()); Node node; long start=System.currentTimeMillis(); for (NodeIterator e = parser.elements();e.hasMoreNodes();) { node = e.nextNode(); } long elapsedTime=System.currentTimeMillis()-start; if (i!=0) sumTimes += elapsedTime; System.out.print("Iteration "+i); if (i==0) System.out.print(" (not counted)"); System.out.println(" : time taken = "+elapsedTime+" ms"); } avg = sumTimes/(float)numTimes; System.out.println("***************************************"); System.out.println("Average Time : "+avg+" ms"); System.out.println("***************************************"); } public void beginTestWithScanners() throws ParserException { Parser parser; long sumTimes=0; double avg=0; System.out.println("***************************************"); System.out.println("* Test With Scanners Registered *"); System.out.println("***************************************"); for (int i=0;i<=numTimes;i++) { // Create the parser object parser = new Parser(file,new DefaultParserFeedback()); parser.registerScanners(); Node node; long start=System.currentTimeMillis(); for (NodeIterator e = parser.elements();e.hasMoreNodes();) { node = e.nextNode(); } long elapsedTime=System.currentTimeMillis()-start; if (i!=0) sumTimes += elapsedTime; System.out.print("Iteration "+i); if (i==0) System.out.print(" (not counted)"); System.out.println(" : time taken = "+elapsedTime+" ms"); } avg = sumTimes/(float)numTimes; System.out.println("***************************************"); System.out.println("Average Time : "+avg+" ms"); System.out.println("***************************************"); } public static void main(String[] args) { if (args.length<2) { System.err.println("Syntax Error."); System.err.println("Params needed for test : |
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