Principal.java: New file.

* java/security/Principal.java: New file.
	* Makefile.am: Added Principal.java.
	* Makefile.in: Rebuilt.

From-SVN: r34749

libjava/java/security/Principal.java

@@ -0,0 +1,85 @@
+/* Principal.java -- A security entity
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package java.security;
+
+/**
+  * This interface models an entity (such as a user or a certificate authority)
+  * for the purposes of applying the Java security model.
+  *
+  * @version 0.0
+  *
+  * @author Aaron M. Renn (arenn@urbanophile.com)
+  */
+public interface Principal
+{
+
+/**
+  * This method returns a <code>String</code> that names this 
+  * <code>Principal</code>.
+  *
+  * @return The name of this <code>Principal</code>.
+  */
+public abstract String
+getName();
+
+/*************************************************************************/
+
+/**
+  * This method tests another <code>Principal</code> object for equality
+  * with this one.
+  * 
+  * @param obj The <code>Object</code> (which is a <code>Principal</code>) to test for equality against.
+  *
+  * @return <code>true</code> if the specified <code>Principal</code> is equal to this one, <code>false</code> otherwise.
+  */
+public abstract boolean
+equals(Object obj);
+
+/*************************************************************************/
+
+/**
+  * This method returns a hash code value for this <code>Principal</code>.
+  *
+  * @return A hash value
+  */
+public abstract int
+hashCode();
+
+/*************************************************************************/
+
+/**
+  * This method returns a <code>String</code> representation of this
+  * <code>Principal</code>.
+  *
+  * @return This <code>Principal</code> represented as a <code>String</code>.
+  */
+public abstract String
+toString();
+
+} // interface Principal
+