/*
 * 
 * Copyright 2004 Sun Microsystems, Inc. All Rights Reserved.
 * 
 * The contents of this file are subject to the Sun Community Source
 * License v3.0/Jini Technology Specific Attachment v 1.0 (the
 * "License"). You may not use this file except in compliance with the
 * License. You may obtain a copy of the License at
 * http://wwws.sun.com/software/jini/licensing/SCSL3_JiniTSA1.html.
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and limitations
 * under the License.
 * 
 * The Reference Code is Jini Technology Core Platform code, v2.0. The
 * Developer of the Reference Code is Sun Microsystems, Inc.
 * 
 * Contributor(s): Sun Microsystems, Inc.
 * 
 * The contents of this file comply with the Jini Technology Core
 * Platform Compatibility Kit, v2.0A.
 * 
 * Tester(s): Sun Microsystems, Inc.
 * 
 * Test Platform(s):
 * Java 2 SDK, Standard Edition, Version 1.4.2_03 for Solaris(TM)SPARC/x86
 * Java 2 SDK, Standard Edition, Version 1.4.2_03 for Linux (Intel x86)
 * Java 2 SDK, Standard Edition, Version 1.4.2_03 for Windows (Intel Platform)
 * 
 */
package com.sun.jini.reggie;

import java.rmi.server.RMIClassLoader;
import java.io.IOException;
import java.io.Serializable;

/**
 * An EntryClass annotated with a codebase.
 *
 * @author Sun Microsystems, Inc.
 *
 */
class EntryClassBase implements Serializable {

    private static final long serialVersionUID = 2L;

    /**
     * The EntryClass.
     *
     * @serial
     */
    public final EntryClass eclass;
    /**
     * The codebase.
     *
     * @serial
     */
    public String codebase;

    /** Simple constructor */
    public EntryClassBase(EntryClass eclass, String codebase) {
	this.eclass = eclass;
	this.codebase = codebase;
    }

    /** Sets the codebase to the codebase of the given class. */
    public void setCodebase(Class cls) {
	codebase = RMIClassLoader.getClassAnnotation(cls);
    }

    /**
     * Converts an array of EntryClassBase to an array of Class.  If a
     * class cannot be loaded, it is left as null.
     */
    public static Class[] toClass(EntryClassBase[] eclasses)
    {
	Class[] classes = null;
	if (eclasses != null) {
	    classes = new Class[eclasses.length];
	    for (int i = eclasses.length; --i >= 0; ) {
		try {
		    EntryClassBase eclass = eclasses[i];
		    classes[i] = eclass.eclass.toClass(eclass.codebase);
		} catch (Throwable e) {
		    RegistrarProxy.handleException(e);
		}
	    }
	}
	return classes;
    }
}
