JDK 11 java.security.jgss.jmod is the JMOD file for JDK 11 Security JGSS (Java Generic Security Service) module.

JDK 11 Security JGSS module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.security.jgss.jmod.

JDK 11 Security JGSS module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Security JGSS module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.security.jgss.

You can click and view the content of each source code file in the list below.

⏎ sun/security/jgss/wrapper/Krb5Util.java

/*
 * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package sun.security.jgss.wrapper;

import org.ietf.jgss.*;
import javax.security.auth.kerberos.ServicePermission;

/**
 * This class is an utility class for Kerberos related stuff.
 * @author Valerie Peng
 * @since 1.6
 */
class Krb5Util {

    // Return the Kerberos TGS principal name using the domain
    // of the specified <code>name</code>
    static String getTGSName(GSSNameElement name)
        throws GSSException {
        String krbPrinc = name.getKrbName();
        int atIndex = krbPrinc.indexOf('@');
        String realm = krbPrinc.substring(atIndex + 1);
        StringBuilder sb = new StringBuilder("krbtgt/");
        sb.append(realm).append('@').append(realm);
        return sb.toString();
    }

    // Perform the Service Permission check using the specified
    // <code>target</code> and <code>action</code>
    static void checkServicePermission(String target, String action) {
        SecurityManager sm = System.getSecurityManager();
        if (sm != null) {
            SunNativeProvider.debug("Checking ServicePermission(" +
                                    target + ", " + action + ")");
            ServicePermission perm =
                new ServicePermission(target, action);
            sm.checkPermission(perm);
        }
    }
}

⏎ sun/security/jgss/wrapper/Krb5Util.java

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