tests/org.eclipse.jst.jsp.ui.tests/src/org/eclipse/jst/jsp/ui/tests/performance/TestHighlighterPerformance.java - sourceediting/webtools.sourceediting.tests - Git at Google

 /*******************************************************************************
  * Copyright (c) 2004 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.jst.jsp.ui.tests.performance;


 import java.io.IOException;
 import java.io.InputStream;

 import junit.framework.TestCase;

 import org.eclipse.jface.text.BadLocationException;
 import org.eclipse.jface.text.IRegion;
 import org.eclipse.jface.text.ITextViewer;
 import org.eclipse.jst.jsp.core.internal.text.rules.StructuredTextPartitionerForJSP;
 import org.eclipse.jst.jsp.ui.style.LineStyleProviderForJSP;
 import org.eclipse.swt.custom.StyleRange;
 import org.eclipse.wst.css.core.internal.text.rules.StructuredTextPartitionerForCSS;
 import org.eclipse.wst.css.ui.style.LineStyleProviderForEmbeddedCSS;
 import org.eclipse.wst.html.core.internal.text.rules.StructuredTextPartitionerForHTML;
 import org.eclipse.wst.html.ui.StructuredTextViewerConfigurationHTML;
 import org.eclipse.wst.html.ui.style.LineStyleProviderForHTML;
 import org.eclipse.wst.javascript.common.ui.style.LineStyleProviderForJavaScript;
 import org.eclipse.wst.sse.core.IModelManager;
 import org.eclipse.wst.sse.core.IModelManagerPlugin;
 import org.eclipse.wst.sse.core.IStructuredModel;
 import org.eclipse.wst.sse.core.text.IStructuredDocument;
 import org.eclipse.wst.sse.ui.StructuredTextViewerConfiguration;
 import org.eclipse.wst.sse.ui.style.Highlighter;
 import org.eclipse.wst.sse.ui.style.IHighlighter;
 import org.eclipse.wst.sse.ui.style.LineStyleProvider;
 import org.eclipse.wst.xml.ui.StructuredTextViewerConfigurationXML;

 /**
  * This class is a performance test for the sed Highlighter class
  */
 public class TestHighlighterPerformance extends TestCase {

 	// (pa)
 	// this flag determines wether or not to test the GA code
 	//true > (the patched old code in com.ibm.sed.style.Highlighter)
 	// otherwise it will try the newer test
 	//false > (the code in com.ibm.sed.structured.style.Highlighter)
 	private boolean fDoGATest = false;

 	public TestHighlighterPerformance(String name) {
 		super(name);
 	}

 	public void testAllFiles() throws IOException {
 		// this just does the whole file line by line
 		doHighlighterTest("bigStyle.jsp"); //$NON-NLS-1$
 		doHighlighterTest("testfiles/company300k.jsp"); //$NON-NLS-1$
 		doHighlighterTest("testfiles/company300k.html"); //$NON-NLS-1$
 		doHighlighterTest("testfiles/company300k.xml"); //$NON-NLS-1$
 	}

 	protected void doHighlighterTest(String filename) throws IOException {
 		doHighligtherTest(filename, 0);
 	}

 	protected void doHighligtherTest(String filename, int start) throws IOException {
 		// create model
 		IModelManagerPlugin modelManagerPlugin = (IModelManagerPlugin) org.eclipse.core.runtime.Platform.getPlugin(IModelManagerPlugin.ID);
 		IModelManager modelManager = modelManagerPlugin.getModelManager();
 		InputStream inStream = getClass().getResourceAsStream(filename);

 		//TODO_future: seems silly to create a document here, just to get
 		// length,
 		// we should refactor that out.
 		IStructuredDocument sDoc = modelManager.createStructuredDocumentFor(filename, inStream, null);
 		int end = sDoc.getText().length();
 		doHighlighterTest(filename, start, end);
 	}

 	protected void doHighlighterTest(String filename, int start, int end) throws IOException {

 		doNewHighlighterTest(filename, start, end);

 	}

 	/**
 	 * exactly the same as doOldHighlighterTest except uses the old
 	 * com.ibm.sed.structured.style.Highlighter class
 	 *
 	 * @param filename
 	 * @param start
 	 * @param end
 	 * @throws IOException
 	 */
 	protected void doNewHighlighterTest(String filename, int start, int end) throws IOException {
 		Runtime rt = Runtime.getRuntime();

 		// create model
 		IModelManagerPlugin modelManagerPlugin = (IModelManagerPlugin) org.eclipse.core.runtime.Platform.getPlugin(IModelManagerPlugin.ID);
 		IModelManager modelManager = modelManagerPlugin.getModelManager();
 		InputStream inStream = getClass().getResourceAsStream(filename);
 		IStructuredModel sModel = null;
 		try {
 			sModel = modelManager.getModelForEdit(filename, inStream, null);

 			//		IStructuredDocumentRegion startNode =
 			// sModel.getStructuredDocument().getNodeAtCharacterOffset(start);
 			//		IStructuredDocumentRegion endNode =
 			// sModel.getStructuredDocument().getNodeAtCharacterOffset(end);

 			// ==> // ITypedRegion[] partitions =
 			// sModel.getStructuredDocument().getDocumentPartitioner().computePartitioning(start,
 			// end - start);
 			ITextViewer nullViewer = null;
 			Highlighter fHighlighter = (Highlighter) getAppropriateHilighter(filename);
 			fHighlighter.setDocument(sModel.getStructuredDocument());

 			// lineGetStyle, line by line
 			try {
 				IStructuredDocument structuredDocument = sModel.getStructuredDocument();

 				int startLine = structuredDocument.getLineOfOffset(start);
 				int i = startLine;
 				int lineStart = start;
 				int lineLength = end - start;

 				long totalTime = 0;
 				long totalMemory = 0;
 				int totalRanges = 0;


 				IRegion region = structuredDocument.getLineInformation(i++);
 				StyleRange[] ranges = null;

 				//			long totalStartTime = System.currentTimeMillis();
 				while (i <= structuredDocument.getLineOfOffset(end)) {
 					lineStart = region.getOffset();
 					lineLength = region.getLength();

 					long startMem = rt.totalMemory() - rt.freeMemory();
 					long startTime = System.currentTimeMillis();
 					ranges = fHighlighter.lineGetStyle(lineStart, lineLength);
 					long endTime = System.currentTimeMillis();
 					long endMem = rt.totalMemory() - rt.freeMemory();
 					long diffTime = endTime - startTime;
 					long diffMem = endMem - startMem;
 					totalTime += diffTime;
 					totalMemory += diffMem;
 					totalRanges += ranges.length;

 					//				System.out.println("++");
 					//				System.out.println("line number > " + i);
 					//				System.out.println("from > " + lineStart + " length of
 					// > "
 					// + lineLength);
 					//				System.out.println("time > " + diffTime);
 					//				System.out.println("style ranges > " + ranges.length);
 					//				System.out.println("");
 					region = structuredDocument.getLineInformation(i++);
 				}
 				//			long totalEndTime = System.currentTimeMillis();

 				System.out.println(""); //$NON-NLS-1$
 				System.out.println("---------------------------------------"); //$NON-NLS-1$
 				System.out.println(""); //$NON-NLS-1$
 				System.out.println("V51 com.ibm.sed.structured.style.Highlighter > " + filename); //$NON-NLS-1$
 				System.out.println("total lines >			" + (i - startLine)); //$NON-NLS-1$
 				System.out.println("total time >			" + totalTime); //$NON-NLS-1$
 				System.out.println("total memory >			" + totalMemory); //$NON-NLS-1$
 				//			System.out.println("accurate total time > " + (totalEndTime
 				// -
 				// totalStartTime));
 				System.out.println("total style ranges  >	" + totalRanges); //$NON-NLS-1$
 				System.out.println("ave time/line >			" + ((double)totalTime / (double)(i - startLine))); //$NON-NLS-1$
 			}
 			catch (BadLocationException ble) {
 				System.out.println("no region at that line number..."); //$NON-NLS-1$
 			}
 		}
 		finally {
 			if (sModel != null) {
 				sModel.releaseFromEdit();
 			}

 		}
 	}

 	/**
 	 * @param filename
 	 * @return
 	 */
 	private IHighlighter getAppropriateHilighter(String filename) {
 		IHighlighter result = null;
 		if (filename.endsWith(".html")) { //$NON-NLS-1$
 			StructuredTextViewerConfiguration configuration = new StructuredTextViewerConfigurationHTML();
 			result = configuration.getHighlighter(null);
 		} else if (filename.endsWith(".jsp")) { //$NON-NLS-1$
 			result = getHighlighterJSP();
 		} else if (filename.endsWith(".xml")) { //$NON-NLS-1$
 			StructuredTextViewerConfiguration configuration = new StructuredTextViewerConfigurationXML();
 			result = configuration.getHighlighter(null);
 		}
 		return result;
 	}

 	/**
 	 * This file should be kept "in snych" with what's in viewer configuration
 	 * It was found the "java" part caused loading of plugins which then
 	 * would throw exception automatically if workbench UI hadn't been started.
 	 */
 	private IHighlighter getHighlighterJSP() {
 		IHighlighter highlighter = new Highlighter();

 		if (highlighter != null) {
 			// HTML
 			LineStyleProvider htmlLineStyleProvider = new LineStyleProviderForHTML();
 			highlighter.addProvider(StructuredTextPartitionerForHTML.ST_DEFAULT_HTML, htmlLineStyleProvider);
 			highlighter.addProvider(StructuredTextPartitionerForHTML.ST_HTML_COMMENT, htmlLineStyleProvider);
 			highlighter.addProvider(StructuredTextPartitionerForHTML.ST_HTML_DECLARATION, htmlLineStyleProvider);

 			// HTML JavaScript
 			LineStyleProvider jsLineStyleProvider = new LineStyleProviderForJavaScript();
 			highlighter.addProvider(StructuredTextPartitionerForHTML.ST_SCRIPT, jsLineStyleProvider);

 			// CSS
 			LineStyleProvider cssLineStyleProvider = new LineStyleProviderForEmbeddedCSS();
 			highlighter.addProvider(StructuredTextPartitionerForCSS.ST_STYLE, cssLineStyleProvider);

 			// JSP
 			LineStyleProvider jspLineStyleProvider = new LineStyleProviderForJSP();
 			highlighter.addProvider(StructuredTextPartitionerForJSP.ST_DEFAULT_JSP, jspLineStyleProvider);
 			highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_COMMENT, jspLineStyleProvider);
 			highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_DIRECTIVE, jspLineStyleProvider);
 			highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_CONTENT_DELIMITER, jspLineStyleProvider);

 			// JSP Java or JSP JavaScript
 			//highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_CONTENT_JAVA, new LineStyleProviderForJava());
 			highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_CONTENT_JAVASCRIPT, new LineStyleProviderForJavaScript());
 		}

 		return highlighter;
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2004 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	package org.eclipse.jst.jsp.ui.tests.performance;



	import java.io.IOException;
	import java.io.InputStream;

	import junit.framework.TestCase;

	import org.eclipse.jface.text.BadLocationException;
	import org.eclipse.jface.text.IRegion;
	import org.eclipse.jface.text.ITextViewer;
	import org.eclipse.jst.jsp.core.internal.text.rules.StructuredTextPartitionerForJSP;
	import org.eclipse.jst.jsp.ui.style.LineStyleProviderForJSP;
	import org.eclipse.swt.custom.StyleRange;
	import org.eclipse.wst.css.core.internal.text.rules.StructuredTextPartitionerForCSS;
	import org.eclipse.wst.css.ui.style.LineStyleProviderForEmbeddedCSS;
	import org.eclipse.wst.html.core.internal.text.rules.StructuredTextPartitionerForHTML;
	import org.eclipse.wst.html.ui.StructuredTextViewerConfigurationHTML;
	import org.eclipse.wst.html.ui.style.LineStyleProviderForHTML;
	import org.eclipse.wst.javascript.common.ui.style.LineStyleProviderForJavaScript;
	import org.eclipse.wst.sse.core.IModelManager;
	import org.eclipse.wst.sse.core.IModelManagerPlugin;
	import org.eclipse.wst.sse.core.IStructuredModel;
	import org.eclipse.wst.sse.core.text.IStructuredDocument;
	import org.eclipse.wst.sse.ui.StructuredTextViewerConfiguration;
	import org.eclipse.wst.sse.ui.style.Highlighter;
	import org.eclipse.wst.sse.ui.style.IHighlighter;
	import org.eclipse.wst.sse.ui.style.LineStyleProvider;
	import org.eclipse.wst.xml.ui.StructuredTextViewerConfigurationXML;

	/**
	* This class is a performance test for the sed Highlighter class
	*/
	public class TestHighlighterPerformance extends TestCase {

	// (pa)
	// this flag determines wether or not to test the GA code
	//true > (the patched old code in com.ibm.sed.style.Highlighter)
	// otherwise it will try the newer test
	//false > (the code in com.ibm.sed.structured.style.Highlighter)
	private boolean fDoGATest = false;

	public TestHighlighterPerformance(String name) {
	super(name);
	}

	public void testAllFiles() throws IOException {
	// this just does the whole file line by line
	doHighlighterTest("bigStyle.jsp"); //$NON-NLS-1$
	doHighlighterTest("testfiles/company300k.jsp"); //$NON-NLS-1$
	doHighlighterTest("testfiles/company300k.html"); //$NON-NLS-1$
	doHighlighterTest("testfiles/company300k.xml"); //$NON-NLS-1$
	}

	protected void doHighlighterTest(String filename) throws IOException {
	doHighligtherTest(filename, 0);
	}

	protected void doHighligtherTest(String filename, int start) throws IOException {
	// create model
	IModelManagerPlugin modelManagerPlugin = (IModelManagerPlugin) org.eclipse.core.runtime.Platform.getPlugin(IModelManagerPlugin.ID);
	IModelManager modelManager = modelManagerPlugin.getModelManager();
	InputStream inStream = getClass().getResourceAsStream(filename);

	//TODO_future: seems silly to create a document here, just to get
	// length,
	// we should refactor that out.
	IStructuredDocument sDoc = modelManager.createStructuredDocumentFor(filename, inStream, null);
	int end = sDoc.getText().length();
	doHighlighterTest(filename, start, end);
	}

	protected void doHighlighterTest(String filename, int start, int end) throws IOException {

	doNewHighlighterTest(filename, start, end);

	}

	/**
	* exactly the same as doOldHighlighterTest except uses the old
	* com.ibm.sed.structured.style.Highlighter class
	*
	* @param filename
	* @param start
	* @param end
	* @throws IOException
	*/
	protected void doNewHighlighterTest(String filename, int start, int end) throws IOException {
	Runtime rt = Runtime.getRuntime();

	// create model
	IModelManagerPlugin modelManagerPlugin = (IModelManagerPlugin) org.eclipse.core.runtime.Platform.getPlugin(IModelManagerPlugin.ID);
	IModelManager modelManager = modelManagerPlugin.getModelManager();
	InputStream inStream = getClass().getResourceAsStream(filename);
	IStructuredModel sModel = null;
	try {
	sModel = modelManager.getModelForEdit(filename, inStream, null);

	// IStructuredDocumentRegion startNode =
	// sModel.getStructuredDocument().getNodeAtCharacterOffset(start);
	// IStructuredDocumentRegion endNode =
	// sModel.getStructuredDocument().getNodeAtCharacterOffset(end);

	// ==> // ITypedRegion[] partitions =
	// sModel.getStructuredDocument().getDocumentPartitioner().computePartitioning(start,
	// end - start);
	ITextViewer nullViewer = null;
	Highlighter fHighlighter = (Highlighter) getAppropriateHilighter(filename);
	fHighlighter.setDocument(sModel.getStructuredDocument());

	// lineGetStyle, line by line
	try {
	IStructuredDocument structuredDocument = sModel.getStructuredDocument();

	int startLine = structuredDocument.getLineOfOffset(start);
	int i = startLine;
	int lineStart = start;
	int lineLength = end - start;

	long totalTime = 0;
	long totalMemory = 0;
	int totalRanges = 0;


	IRegion region = structuredDocument.getLineInformation(i++);
	StyleRange[] ranges = null;

	// long totalStartTime = System.currentTimeMillis();
	while (i <= structuredDocument.getLineOfOffset(end)) {
	lineStart = region.getOffset();
	lineLength = region.getLength();

	long startMem = rt.totalMemory() - rt.freeMemory();
	long startTime = System.currentTimeMillis();
	ranges = fHighlighter.lineGetStyle(lineStart, lineLength);
	long endTime = System.currentTimeMillis();
	long endMem = rt.totalMemory() - rt.freeMemory();
	long diffTime = endTime - startTime;
	long diffMem = endMem - startMem;
	totalTime += diffTime;
	totalMemory += diffMem;
	totalRanges += ranges.length;

	// System.out.println("++");
	// System.out.println("line number > " + i);
	// System.out.println("from > " + lineStart + " length of
	// > "
	// + lineLength);
	// System.out.println("time > " + diffTime);
	// System.out.println("style ranges > " + ranges.length);
	// System.out.println("");
	region = structuredDocument.getLineInformation(i++);
	}
	// long totalEndTime = System.currentTimeMillis();

	System.out.println(""); //$NON-NLS-1$
	System.out.println("---------------------------------------"); //$NON-NLS-1$
	System.out.println(""); //$NON-NLS-1$
	System.out.println("V51 com.ibm.sed.structured.style.Highlighter > " + filename); //$NON-NLS-1$
	System.out.println("total lines > " + (i - startLine)); //$NON-NLS-1$
	System.out.println("total time > " + totalTime); //$NON-NLS-1$
	System.out.println("total memory > " + totalMemory); //$NON-NLS-1$
	// System.out.println("accurate total time > " + (totalEndTime
	// -
	// totalStartTime));
	System.out.println("total style ranges > " + totalRanges); //$NON-NLS-1$
	System.out.println("ave time/line > " + ((double)totalTime / (double)(i - startLine))); //$NON-NLS-1$
	}
	catch (BadLocationException ble) {
	System.out.println("no region at that line number..."); //$NON-NLS-1$
	}
	}
	finally {
	if (sModel != null) {
	sModel.releaseFromEdit();
	}

	}
	}

	/**
	* @param filename
	* @return
	*/
	private IHighlighter getAppropriateHilighter(String filename) {
	IHighlighter result = null;
	if (filename.endsWith(".html")) { //$NON-NLS-1$
	StructuredTextViewerConfiguration configuration = new StructuredTextViewerConfigurationHTML();
	result = configuration.getHighlighter(null);
	} else if (filename.endsWith(".jsp")) { //$NON-NLS-1$
	result = getHighlighterJSP();
	} else if (filename.endsWith(".xml")) { //$NON-NLS-1$
	StructuredTextViewerConfiguration configuration = new StructuredTextViewerConfigurationXML();
	result = configuration.getHighlighter(null);
	}
	return result;
	}

	/**
	* This file should be kept "in snych" with what's in viewer configuration
	* It was found the "java" part caused loading of plugins which then
	* would throw exception automatically if workbench UI hadn't been started.
	*/
	private IHighlighter getHighlighterJSP() {
	IHighlighter highlighter = new Highlighter();

	if (highlighter != null) {
	// HTML
	LineStyleProvider htmlLineStyleProvider = new LineStyleProviderForHTML();
	highlighter.addProvider(StructuredTextPartitionerForHTML.ST_DEFAULT_HTML, htmlLineStyleProvider);
	highlighter.addProvider(StructuredTextPartitionerForHTML.ST_HTML_COMMENT, htmlLineStyleProvider);
	highlighter.addProvider(StructuredTextPartitionerForHTML.ST_HTML_DECLARATION, htmlLineStyleProvider);

	// HTML JavaScript
	LineStyleProvider jsLineStyleProvider = new LineStyleProviderForJavaScript();
	highlighter.addProvider(StructuredTextPartitionerForHTML.ST_SCRIPT, jsLineStyleProvider);

	// CSS
	LineStyleProvider cssLineStyleProvider = new LineStyleProviderForEmbeddedCSS();
	highlighter.addProvider(StructuredTextPartitionerForCSS.ST_STYLE, cssLineStyleProvider);

	// JSP
	LineStyleProvider jspLineStyleProvider = new LineStyleProviderForJSP();
	highlighter.addProvider(StructuredTextPartitionerForJSP.ST_DEFAULT_JSP, jspLineStyleProvider);
	highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_COMMENT, jspLineStyleProvider);
	highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_DIRECTIVE, jspLineStyleProvider);
	highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_CONTENT_DELIMITER, jspLineStyleProvider);

	// JSP Java or JSP JavaScript
	//highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_CONTENT_JAVA, new LineStyleProviderForJava());
	highlighter.addProvider(StructuredTextPartitionerForJSP.ST_JSP_CONTENT_JAVASCRIPT, new LineStyleProviderForJavaScript());
	}

	return highlighter;
	}
	}