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/*******************************************************************************
* Copyright (c) 2013 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.e4.tools.event.spy.internal.util;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.ui.JavaUI;
import org.osgi.framework.FrameworkUtil;
public class JDTUtils {
private final static Pattern CLASS_NAME_PATTERN = Pattern.compile("(([a-zA-Z_]+[0-9]*\\.)+[a-zA-Z_]+[a-z0-9]*)");
public static boolean containsClassName(String name) {
return CLASS_NAME_PATTERN.matcher(name).find();
}
public static void openClass(String clsName) throws ClassNotFoundException {
Matcher matcher = CLASS_NAME_PATTERN.matcher(clsName);
if (!matcher.find()) {
return;
}
try {
Class<?> cls = FrameworkUtil.getBundle(JDTUtils.class).loadClass(matcher.group(1).trim());
IProject project = findProjectFor(cls);
if (project != null) {
openInEditor(JavaCore.create(project), cls.getName());
}
} catch (ClassNotFoundException exc) {
throw new ClassNotFoundException("Class not found in the bundle classpath: " + clsName);
}
}
private static IProject findProjectFor(Class<?> cls) {
for (IProject project : ResourcesPlugin.getWorkspace().getRoot().getProjects()) {
if (project.getFile(cls.getName()) != null) {
return project;
}
}
return null;
}
private static void openInEditor(IJavaProject project, String clazz) throws ClassNotFoundException {
if (project == null) {
return;
}
try {
IType type = project.findType(clazz);
JavaUI.openInEditor(type, false, true);
} catch (Exception e) {
throw new ClassNotFoundException(e.getMessage());
}
}
}
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