Attachment 105561 Details for Bug 237974 – a hyperlink detector specifically designed for Java

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[patch] a hyperlink detector specifically designed for Java

clipboard.txt (text/plain), 5.46 KB, created by Jingwen 'Owen' Ou

on 2008-06-20 21:37:53 EDT

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Creator: Jingwen 'Owen' Ou

Created: 2008-06-20 21:37:53 EDT

Size: 5.46 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.mylyn.java.tasks
>Index: plugin.xml
>===================================================================
>RCS file: /cvsroot/tools/org.eclipse.mylyn/org.eclipse.mylyn.java.tasks/plugin.xml,v
>retrieving revision 1.2
>diff -u -r1.2 plugin.xml
>--- plugin.xml	9 Jun 2008 19:32:46 -0000	1.2
>+++ plugin.xml	21 Jun 2008 01:35:16 -0000
>@@ -23,5 +23,14 @@
> 	        menubarPath="org.eclipse.jdt.junit.ResultView"/>
>       </viewerContribution>
>    </extension>
>+   <extension
>+         point="org.eclipse.ui.workbench.texteditor.hyperlinkDetectors">
>+      <hyperlinkDetector
>+            class="org.eclipse.mylyn.internal.java.tasks.JavaClassHyperlinkDetector"
>+            id="org.eclipse.mylyn.java.hyperlink.detector.java"
>+            name="Java Class "
>+            targetId="org.eclipse.ui.DefaultTextEditor">
>+      </hyperlinkDetector>
>+   </extension>
>    
> </plugin>
>Index: src/org/eclipse/mylyn/internal/java/tasks/JavaClassHyperlinkDetector.java
>===================================================================
>RCS file: src/org/eclipse/mylyn/internal/java/tasks/JavaClassHyperlinkDetector.java
>diff -N src/org/eclipse/mylyn/internal/java/tasks/JavaClassHyperlinkDetector.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/mylyn/internal/java/tasks/JavaClassHyperlinkDetector.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,74 @@
>+/*******************************************************************************
>+ * Copyright (c) 2004, 2007 Mylyn project committers 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
>+ *******************************************************************************/
>+
>+package org.eclipse.mylyn.internal.java.tasks;
>+
>+import java.util.ArrayList;
>+import java.util.List;
>+import java.util.regex.Matcher;
>+import java.util.regex.Pattern;
>+
>+import org.eclipse.jface.text.BadLocationException;
>+import org.eclipse.jface.text.IDocument;
>+import org.eclipse.jface.text.IRegion;
>+import org.eclipse.jface.text.ITextViewer;
>+import org.eclipse.jface.text.Region;
>+import org.eclipse.jface.text.hyperlink.AbstractHyperlinkDetector;
>+import org.eclipse.jface.text.hyperlink.IHyperlink;
>+
>+/**
>+ * Java Class Hyperlink Dectector, e.g. detecting org.eclipse.mylyn.internal.java.tasks.JavaClassHyperlinkDetector
>+ * 
>+ * @author Jingwen Ou
>+ */
>+public class JavaClassHyperlinkDetector extends AbstractHyperlinkDetector {
>+
>+	private static final Pattern javaClassPattern = Pattern.compile("(\\w+\\.)+\\w+", Pattern.CASE_INSENSITIVE);
>+
>+	public IHyperlink[] detectHyperlinks(ITextViewer textViewer, IRegion region, boolean canShowMultipleHyperlinks) {
>+		List<IHyperlink> hyperLinks = new ArrayList<IHyperlink>();
>+
>+		try {
>+			IDocument document = textViewer.getDocument();
>+			if (document == null) {
>+				return null;
>+			}
>+			int offset = region.getOffset();
>+
>+			IRegion lineInfo = document.getLineInformationOfOffset(offset);
>+			String line = document.get(lineInfo.getOffset(), lineInfo.getLength());
>+
>+			Matcher m = javaClassPattern.matcher(line);
>+
>+			while (m.find()) {
>+				// check if its a URL hyperlink
>+				if (lineInfo.getOffset() + m.start() - 1 >= 0
>+						&& document.get(lineInfo.getOffset() + m.start() - 1, 1).equalsIgnoreCase("/")) {
>+					continue;
>+				}
>+
>+				IRegion urlRegion = new Region(lineInfo.getOffset() + m.start(), m.end() - m.start());
>+				hyperLinks.add(new JavaClassFileHyperlink(urlRegion, m.group()));
>+			}
>+
>+		} catch (BadLocationException e) {
>+			return null;
>+		}
>+
>+		return hyperLinks.size() > 0 ? hyperLinks.toArray(new IHyperlink[hyperLinks.size()]) : null;
>+	}
>+
>+	public static void main(String str[]) {
>+		Pattern javaClassPattern = Pattern.compile("\\s(\\w+\\.)+\\w+", Pattern.CASE_INSENSITIVE);
>+		Matcher m = javaClassPattern.matcher(" http:// www.eclipse// \n ww.dd ff.");
>+		while (m.find()) {
>+			System.out.println(m.group());
>+		}
>+	}
>+
>+}
>Index: src/org/eclipse/mylyn/internal/java/tasks/JavaClassFileHyperlink.java
>===================================================================
>RCS file: src/org/eclipse/mylyn/internal/java/tasks/JavaClassFileHyperlink.java
>diff -N src/org/eclipse/mylyn/internal/java/tasks/JavaClassFileHyperlink.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/mylyn/internal/java/tasks/JavaClassFileHyperlink.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,25 @@
>+/*******************************************************************************
>+ * Copyright (c) 2004, 2007 Mylyn project committers 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
>+ *******************************************************************************/
>+
>+package org.eclipse.mylyn.internal.java.tasks;
>+
>+import org.eclipse.jface.text.IRegion;
>+
>+public class JavaClassFileHyperlink extends JavaStackTraceFileHyperlink {
>+	private final String traceLine;
>+
>+	public JavaClassFileHyperlink(IRegion region, String traceLine) {
>+		super(region, traceLine);
>+		this.traceLine = traceLine;
>+	}
>+
>+	@Override
>+	public void open() {
>+		startSourceSearch(traceLine, 0);
>+	}
>+}

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Attachments on bug 237974: 105534 | 105546 | 105561 | 105564 | 105570