jaxws/src/jdk.xml.bind/share/classes/com/sun/istack/internal/tools/MaskingClassLoader.java
author valeriep
Tue, 23 Dec 2014 02:36:48 +0000
changeset 28240 0d15a67e8085
parent 25871 b80b84e87032
permissions -rw-r--r--
8043349: Consider adding aliases for Ucrypto algorithm-only Cipher transformations. Summary: Add alias RSA and AES for RSA/ECB/PKCS1Padding and AES/ECB/PKCS5Padding. Reviewed-by: wetmore
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/*
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 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package com.sun.istack.internal.tools;
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import java.util.Collection;
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/**
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 * {@link ClassLoader} that masks a specified set of classes
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 * from its parent class loader.
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 *
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 * <p>
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 * This code is used to create an isolated environment.
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 *
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 * @author Kohsuke Kawaguchi
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 */
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public class MaskingClassLoader extends ClassLoader {
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    private final String[] masks;
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    public MaskingClassLoader(String... masks) {
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        this.masks = masks;
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    }
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    public MaskingClassLoader(Collection<String> masks) {
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        this(masks.toArray(new String[masks.size()]));
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    }
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    public MaskingClassLoader(ClassLoader parent, String... masks) {
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        super(parent);
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        this.masks = masks;
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    }
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    public MaskingClassLoader(ClassLoader parent, Collection<String> masks) {
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        this(parent, masks.toArray(new String[masks.size()]));
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    }
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    @Override
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    protected synchronized Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException {
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        for (String mask : masks) {
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            if(name.startsWith(mask))
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                throw new ClassNotFoundException();
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        }
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        return super.loadClass(name, resolve);
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    }
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}