/*

 * Copyright (c) 1998, 2017, 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

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package sun.security.util;

import java.io.PrintStream;

import java.math.BigInteger;

import java.util.regex.Pattern;

import java.util.regex.Matcher;

import java.util.Locale;

import sun.security.action.GetPropertyAction;

/**

 * A utility class for debugging.

 *

 * @author Roland Schemers

 */

public class Debug {

    private String prefix;

    private static String args;

    static {

        args = GetPropertyAction.privilegedGetProperty("java.security.debug");

        String args2 = GetPropertyAction

                .privilegedGetProperty("java.security.auth.debug");

        if (args == null) {

            args = args2;

        } else {

            if (args2 != null)

               args = args + "," + args2;

        }

        if (args != null) {

            args = marshal(args);

            if (args.equals("help")) {

                Help();

            }

        }

    }

    public static void Help()

    {

        System.err.println();

        System.err.println("all           turn on all debugging");

        System.err.println("access        print all checkPermission results");

        System.err.println("certpath      PKIX CertPathBuilder and");

        System.err.println("              CertPathValidator debugging");

        System.err.println("combiner      SubjectDomainCombiner debugging");

        System.err.println("gssloginconfig");

        System.err.println("              GSS LoginConfigImpl debugging");

        System.err.println("configfile    JAAS ConfigFile loading");

        System.err.println("configparser  JAAS ConfigFile parsing");

        System.err.println("jar           jar verification");