test/jdk/java/security/Security/ClassLoaderDeadlock/provider/HashProvider.java

/*
 * Copyright (c) 2004, 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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// See bug 5094825 / ClassLoadDeadlock.sh

import java.security.*;

public final class HashProvider extends Provider {
    public HashProvider() {
        super("HashProvider", "1.0", "");
        // register all algorithms from the following providers into this provider
        // the security framework will try to load them via the classloader of this provider
        addAlgorithms("SunRsaSign");
        addAlgorithms("SunJSSE");
        addAlgorithms("SUN");
    }

    private void addAlgorithms(String name) {
        Provider p = Security.getProvider(name);
        if (p != null) {
            System.out.println("Adding algorithms from provider " + name + " (" + p.size() + ")");
            putAll(p);
        }
    }

}