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jdk/src/share/classes/java/io/InvalidClassException.java

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+/*
+ * Copyright 1996-2006 Sun Microsystems, Inc.  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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.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
+ * </UL>
+ *
+ * @author  unascribed
+ * @since   JDK1.1
+ */
+public class InvalidClassException extends ObjectStreamException {
+
+    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();
+    }
+}