/*

 * Copyright (c) 2002, 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.

 *

 * 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.

 */

import java.security.Principal;

public class MyPrincipal implements Principal {

    private String name;

    public MyPrincipal(String name) {

        if (name == null)

            throw new NullPointerException("illegal null input");

        this.name = name;

    }

    public String getName() {

        return name;

    }

    public String toString() {

        return("MyPrincipal:  " + name);

    }

    public boolean equals(Object o) {

        if (o == null)

            return false;

        if (this == o)

            return true;

        if (!(o instanceof MyPrincipal))

            return false;

        MyPrincipal that = (MyPrincipal)o;

        if (this.getName().equals(that.getName()))

            return true;

        return false;

    }

    public int hashCode() {

        return name.hashCode();

    }

}