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/* * Copyright (c) 1996, 2011, 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.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package sun.security.provider; import java.util.*;import java.security.*; import sun.security.action.PutAllAction; /** * The SUN Security Provider. * */public final class Sun extends Provider {     private static final long serialVersionUID = 6440182097568097204L;     private static final String INFO = "SUN " +    "(DSA key/parameter generation; DSA signing; SHA-1, MD5 digests; " +    "SecureRandom; X.509 certificates; JKS keystore; PKIX CertPathValidator; " +    "PKIX CertPathBuilder; LDAP, Collection CertStores, JavaPolicy Policy; " +    "JavaLoginConfig Configuration)";     public Sun() {        /* We are the SUN provider */        super("SUN", 1.7, INFO);         // if there is no security manager installed, put directly into        // the provider. Otherwise, create a temporary map and use a        // doPrivileged() call at the end to transfer the contents        if (System.getSecurityManager() == null) {            SunEntries.putEntries(this);        } else {            // use LinkedHashMap to preserve the order of the PRNGs            Map<Object, Object> map = new LinkedHashMap<>();            SunEntries.putEntries(map);            AccessController.doPrivileged(new PutAllAction(this, map));        }    } }