| /* |
| * Copyright (c) 1999, 2003, 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 com.sun.security.auth; |
| |
| import java.security.Principal; |
| |
| /** |
| * <p> This class implements the <code>Principal</code> interface |
| * and represents information about a Windows NT user, group or realm. |
| * |
| * <p> Windows NT chooses to represent users, groups and realms (or domains) |
| * with not only common names, but also relatively unique numbers. These |
| * numbers are called Security IDentifiers, or SIDs. Windows NT |
| * also provides services that render these SIDs into string forms. |
| * This class represents these string forms. |
| * |
| * <p> Principals such as this <code>NTSid</code> |
| * may be associated with a particular <code>Subject</code> |
| * to augment that <code>Subject</code> with an additional |
| * identity. Refer to the <code>Subject</code> class for more information |
| * on how to achieve this. Authorization decisions can then be based upon |
| * the Principals associated with a <code>Subject</code>. |
| * |
| * @see java.security.Principal |
| * @see javax.security.auth.Subject |
| */ |
| public class NTSid implements Principal, java.io.Serializable { |
| |
| private static final long serialVersionUID = 4412290580770249885L; |
| |
| /** |
| * @serial |
| */ |
| private String sid; |
| |
| /** |
| * Create an <code>NTSid</code> with a Windows NT SID. |
| * |
| * <p> |
| * |
| * @param stringSid the Windows NT SID. <p> |
| * |
| * @exception NullPointerException if the <code>String</code> |
| * is <code>null</code>. |
| * |
| * @exception IllegalArgumentException if the <code>String</code> |
| * has zero length. |
| */ |
| public NTSid (String stringSid) { |
| if (stringSid == null) { |
| java.text.MessageFormat form = new java.text.MessageFormat |
| (sun.security.util.ResourcesMgr.getString |
| ("invalid null input: value", |
| "sun.security.util.AuthResources")); |
| Object[] source = {"stringSid"}; |
| throw new NullPointerException(form.format(source)); |
| } |
| if (stringSid.length() == 0) { |
| throw new IllegalArgumentException |
| (sun.security.util.ResourcesMgr.getString |
| ("Invalid NTSid value", |
| "sun.security.util.AuthResources")); |
| } |
| sid = new String(stringSid); |
| } |
| |
| /** |
| * Return a string version of this <code>NTSid</code>. |
| * |
| * <p> |
| * |
| * @return a string version of this <code>NTSid</code> |
| */ |
| public String getName() { |
| return sid; |
| } |
| |
| /** |
| * Return a string representation of this <code>NTSid</code>. |
| * |
| * <p> |
| * |
| * @return a string representation of this <code>NTSid</code>. |
| */ |
| public String toString() { |
| java.text.MessageFormat form = new java.text.MessageFormat |
| (sun.security.util.ResourcesMgr.getString |
| ("NTSid: name", |
| "sun.security.util.AuthResources")); |
| Object[] source = {sid}; |
| return form.format(source); |
| } |
| |
| /** |
| * Compares the specified Object with this <code>NTSid</code> |
| * for equality. Returns true if the given object is also a |
| * <code>NTSid</code> and the two NTSids have the same String |
| * representation. |
| * |
| * <p> |
| * |
| * @param o Object to be compared for equality with this |
| * <code>NTSid</code>. |
| * |
| * @return true if the specified Object is equal to this |
| * <code>NTSid</code>. |
| */ |
| public boolean equals(Object o) { |
| if (o == null) |
| return false; |
| |
| if (this == o) |
| return true; |
| |
| if (!(o instanceof NTSid)) |
| return false; |
| NTSid that = (NTSid)o; |
| |
| if (sid.equals(that.sid)) { |
| return true; |
| } |
| return false; |
| } |
| |
| /** |
| * Return a hash code for this <code>NTSid</code>. |
| * |
| * <p> |
| * |
| * @return a hash code for this <code>NTSid</code>. |
| */ |
| public int hashCode() { |
| return sid.hashCode(); |
| } |
| } |