/hudson-core/src/main/java/hudson/util/MaskingClassLoader.java
http://github.com/hudson/hudson · Java · 61 lines · 20 code · 6 blank · 35 comment · 2 complexity · 930ae84b4510887099fc85f2ba8dfbdb MD5 · raw file
- /*
- * The MIT License
- *
- * Copyright (c) 2004-2009, Sun Microsystems, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
- package hudson.util;
- import java.util.Collection;
- /**
- * {@link ClassLoader} that masks a specified set of classes
- * from its parent class loader.
- *
- * <p>
- * This code is used to create an isolated environment.
- *
- * @author Kohsuke Kawaguchi
- */
- public class MaskingClassLoader extends ClassLoader {
- /**
- * Prefix of the packages that should be hidden.
- */
- private final String[] masks;
- public MaskingClassLoader(ClassLoader parent, String... masks) {
- super(parent);
- this.masks = masks;
- }
- public MaskingClassLoader(ClassLoader parent, Collection<String> masks) {
- this(parent, masks.toArray(new String[masks.size()]));
- }
- @Override
- protected synchronized Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException {
- for (String mask : masks) {
- if(name.startsWith(mask))
- throw new ClassNotFoundException();
- }
- return super.loadClass(name, resolve);
- }
- }