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/*___INFO__MARK_BEGIN__*/
/*************************************************************************
*
* The Contents of this file are made available subject to the terms of
* the Sun Industry Standards Source License Version 1.2
*
* Sun Microsystems Inc., March, 2001
*
*
* Sun Industry Standards Source License Version 1.2
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.2 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://gridengine.sunsource.net/Gridengine_SISSL_license.html
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2001 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
************************************************************************/
/*___INFO__MARK_END__*/
package com.sun.grid.security.login;
import java.security.Principal;
/**
* Generic principal for a logged in user.
*/
public class UserPrincipal implements Principal, java.io.Serializable {
private final static long serialVersionUID = -2007121701L;
/**
* @serial
*/
private String name;
/**
* Create a UserPrincipal with a username.
*
* <p>
*
* @param name the username for this user.
*
* @exception NullPointerException if the <code>name</code>
* is <code>null</code>.
*/
public UserPrincipal(String name) {
if (name == null) {
throw new NullPointerException("name must not be null");
}
this.name = name;
}
/**
* Return the username for this <code>UserPrincipal</code>.
*
* <p>
*
* @return the username for this <code>UserPrincipal</code>
*/
public String getName() {
return name;
}
/**
* Return a string representation of this <code>UserPrincipal</code>.
*
* <p>
*
* @return a string representation of this <code>UserPrincipal</code>.
*/
public String toString() {
return "UserPrincipal: name=" + name;
}
/**
* Compares the specified Object with this <code>UserPrincipal</code>
* for equality. Returns true if the given object is also a
* <code>UserPrincipal</code> and the two UserPrincipals
* have the same username.
*
* <p>
*
* @param o Object to be compared for equality with this
* <code>UserPrincipal</code>.
*
* @return true if the specified Object is equal equal to this
* <code>UserPrincipal</code>.
*/
public boolean equals(Object o) {
if (o == null) {
return false;
}
if (this == o) {
return true;
}
if (!(o instanceof UserPrincipal)) {
return false;
}
UserPrincipal that = (UserPrincipal)o;
if (this.getName().equals(that.getName())) {
return true;
}
return false;
}
/**
* Return a hash code for this <code>UserPrincipal</code>.
*
* <p>
*
* @return a hash code for this <code>UserPrincipal</code>.
*/
public int hashCode() {
return name.hashCode();
}
}
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