| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.sling.maven.jspc; |
| |
| import java.io.InputStream; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.codehaus.plexus.util.StringUtils; |
| |
| /** |
| * Classloader that tracks which classes are loaded. |
| */ |
| public class TrackingClassLoader extends URLClassLoader { |
| |
| private final Set<String> classNames = Collections.synchronizedSet(new HashSet<String>()); |
| |
| private final Set<String> packageNames = Collections.synchronizedSet(new HashSet<String>()); |
| |
| public TrackingClassLoader(URL[] urls, ClassLoader parent) { |
| super(urls, parent); |
| } |
| |
| /** |
| * Returns the loaded classes. |
| * @return the set of class names. |
| */ |
| public Set<String> getClassNames() { |
| return classNames; |
| } |
| |
| /** |
| * Returns the package names of the loaded classes. |
| * @return the set of package names. |
| */ |
| public Set<String> getPackageNames() { |
| return packageNames; |
| } |
| |
| /** |
| * @see java.lang.ClassLoader#loadClass(java.lang.String) |
| */ |
| @Override |
| public Class<?> loadClass(final String name) throws ClassNotFoundException { |
| final Class<?> c = super.loadClass(name); |
| this.classNames.add(name); |
| this.packageNames.add(c.getPackage().getName()); |
| return c; |
| } |
| |
| @Override |
| public URL findResource(String name) { |
| final URL url = super.findResource(name); |
| if (url != null && name.endsWith(".class")) { |
| int lastDot = name.lastIndexOf('.'); |
| int lastSlash = name.lastIndexOf('/'); |
| String className = name.substring(0, lastDot).replaceAll("/", "."); |
| classNames.add(className); |
| if (lastSlash > 0) { |
| packageNames.add(className.substring(0, lastSlash)); |
| } |
| } |
| return url; |
| } |
| |
| } |