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/*******************************************************************************
* Copyright (c) 2002, 2015 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.ua.tests.util;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Plugin;
/*
* Utility methods for finding resources.
*/
public class ResourceFinder {
/*
* Finds the specified file in the given plugin and returns a URL to it.
*/
public static URL findFile(Plugin plugin, String path) {
return FileLocator.find(plugin.getBundle(), new Path(path), null);
}
/*
* Finds and returns URLs to all files in the plugin directory under the given
* folder with the given suffix. Can also recursively traverse all subfolders.
*/
public static URL[] findFiles(Plugin plugin, String folder, String suffix, boolean recursive) {
String fullLocation = plugin.getBundle().getLocation();
String location = fullLocation.substring(fullLocation.indexOf('@') + 1);
IPath path = new Path(location).append(folder);
File file = path.toFile();
/*
* If it's a relative path, append it to the install location.
*/
if (!file.exists()) {
path = new Path(Platform.getInstallLocation().getURL().toString().substring("file:".length()) + path);
file = path.toFile();
}
File[] files = path.toFile().listFiles();
return findFiles(files, suffix, recursive);
}
/*
* Finds and returns URLs to all files in the given list that have the given suffix, and
* recursively traverses subdirectories if requested.
*/
private static URL[] findFiles(File[] files, String suffix, boolean recursive) {
List<URL> list = new ArrayList<URL>();
if (files != null) {
for (File file : files) {
if (file.isDirectory()) {
if (recursive) {
list.addAll(Arrays.asList(findFiles(file.listFiles(), suffix, recursive)));
}
}
else {
try {
URL url = file.toURI().toURL();
if (url.toString().endsWith(suffix)) {
list.add(url);
}
}
catch (MalformedURLException e) {
}
}
}
}
URL[] array = new URL[list.size()];
list.toArray(array);
return array;
}
}
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