/*
* Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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*/
package com.sun.security.auth.module;
/**
* <p> This class implementation retrieves and makes available NT
* security information for the current user.
*
*/
public class NTSystem {
private native void getCurrent(boolean debug);
private native long getImpersonationToken0();
private String userName;
private String domain;
private String domainSID;
private String userSID;
private String groupIDs[];
private String primaryGroupID;
private long impersonationToken;
/**
* Instantiate an <code>NTSystem</code> and load
* the native library to access the underlying system information.
*/
public NTSystem() {
this(false);
}
/**
* Instantiate an <code>NTSystem</code> and load
* the native library to access the underlying system information.
*/
NTSystem(boolean debug) {
loadNative();
getCurrent(debug);
}
/**
* Get the username for the current NT user.
*
* <p>
*
* @return the username for the current NT user.
*/
public String getName() {
return userName;
}
/**
* Get the domain for the current NT user.
*
* <p>
*
* @return the domain for the current NT user.
*/
public String getDomain() {
return domain;
}
/**
* Get a printable SID for the current NT user's domain.
*
* <p>
*
* @return a printable SID for the current NT user's domain.
*/
public String getDomainSID() {
return domainSID;
}
/**
* Get a printable SID for the current NT user.
*
* <p>
*
* @return a printable SID for the current NT user.
*/
public String getUserSID() {
return userSID;
}
/**
* Get a printable primary group SID for the current NT user.
*
* <p>
*
* @return the primary group SID for the current NT user.
*/
public String getPrimaryGroupID() {
return primaryGroupID;
}
/**
* Get the printable group SIDs for the current NT user.
*
* <p>
*
* @return the group SIDs for the current NT user.
*/
public String[] getGroupIDs() {
return groupIDs == null ? null : groupIDs.clone();
}
/**
* Get an impersonation token for the current NT user.
*
* <p>
*
* @return an impersonation token for the current NT user.
*/
public synchronized long getImpersonationToken() {
if (impersonationToken == 0) {
impersonationToken = getImpersonationToken0();
}
return impersonationToken;
}
private void loadNative() {
System.loadLibrary("jaas_nt");
}
}