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	/*
	* Copyright (c) 1996, 2020, 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 java.io;

	/**
	* Thrown when the Serialization runtime detects one of the following
	* problems with a Class.
	* <UL>
	* <LI> The serial version of the class does not match that of the class
	* descriptor read from the stream
	* <LI> The class contains unknown datatypes
	* <LI> The class does not have an accessible no-arg constructor
	* <LI> The ObjectStreamClass of an enum constant does not represent
	* an enum type
	* <LI> Other conditions given in the <cite>Java Object Serialization
	* Specification</cite>
	* </UL>
	*
	* @since 1.1
	*/
	public class InvalidClassException extends ObjectStreamException {

	@java.io.Serial
	private static final long serialVersionUID = -4333316296251054416L;

	/**
	* Name of the invalid class.
	*
	* @serial Name of the invalid class.
	*/
	public String classname;

	/**
	* Report an InvalidClassException for the reason specified.
	*
	* @param reason String describing the reason for the exception.
	*/
	public InvalidClassException(String reason) {
	super(reason);
	}

	/**
	* Constructs an InvalidClassException object.
	*
	* @param cname a String naming the invalid class.
	* @param reason a String describing the reason for the exception.
	*/
	public InvalidClassException(String cname, String reason) {
	super(reason);
	classname = cname;
	}

	/**
	* Produce the message and include the classname, if present.
	*/
	public String getMessage() {
	if (classname == null)
	return super.getMessage();
	else
	return classname + "; " + super.getMessage();
	}
	}

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