| /* |
| * Copyright 2000-2012 JetBrains s.r.o. |
| * |
| * 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. |
| */ |
| package com.intellij.tests; |
| |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileReader; |
| import java.io.IOException; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import java.util.Collection; |
| import java.util.LinkedHashSet; |
| |
| /** |
| * @author max |
| */ |
| public class ExternalClasspathClassLoader extends URLClassLoader { |
| private ExternalClasspathClassLoader(URL[] urls) { |
| super(urls, Thread.currentThread().getContextClassLoader()); |
| } |
| |
| private static String[] parseUrls(String classpathFilePath) { |
| Collection<String> roots = new LinkedHashSet<String>(); |
| File file = new File(classpathFilePath); |
| try { |
| final BufferedReader reader = new BufferedReader(new FileReader(file)); |
| try { |
| while (reader.ready()) { |
| roots.add(reader.readLine()); |
| } |
| } |
| finally { |
| reader.close(); |
| } |
| |
| //noinspection SSBasedInspection |
| return roots.toArray(new String[roots.size()]); |
| } |
| catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| public static String[] getRoots() { |
| final String classPathFilePath = System.getProperty("classpath.file"); |
| return classPathFilePath != null ? parseUrls(classPathFilePath) : null; |
| } |
| |
| public static String[] getExcludeRoots() { |
| try { |
| final String classPathFilePath = System.getProperty("exclude.tests.roots.file"); |
| return classPathFilePath != null ? parseUrls(classPathFilePath) : null; |
| } |
| catch (Exception e) { |
| //noinspection SSBasedInspection |
| return new String[0]; |
| } |
| } |
| |
| public static void install() { |
| try { |
| URL[] urls = parseUrls(); |
| if (urls != null) { |
| Thread.currentThread().setContextClassLoader(new ExternalClasspathClassLoader(urls)); |
| } |
| } |
| catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| private static URL[] parseUrls() { |
| try { |
| String[] roots = getRoots(); |
| if (roots == null) return null; |
| |
| URL[] urls = new URL[roots.length]; |
| for (int i = 0; i < urls.length; i++) { |
| urls[i] = new File(roots[i]).toURI().toURL(); |
| } |
| return urls; |
| } |
| catch (MalformedURLException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |