--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/io/Serializable/readObjectNoData/Read.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2000 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.
+ *
+ * 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.
+ */
+
+/*
+ * @bug 4363844
+ * @summary Verify that a custom readObjectNoData method, if defined properly
+ * by a serializable superclass, gets invoked during deserialization
+ * of a subclass instance whose serialized form omits a class
+ * descriptor corresponding to the superclass.
+ */
+
+import java.io.*;
+
+/* Non-serializable superclass which defines readObjectNoData:
+ * readObjectNoData should not get called.
+ */
+class A {
+ private static final long serialVersionUID = 0L;
+ boolean aCalled = false;
+ private void readObjectNoData() throws ObjectStreamException {
+ aCalled = true;
+ }
+}
+
+/* Serializable superclass which defines readObjectNoData with wrong signature:
+ * readObjectNoData should not get called.
+ */
+class B extends A implements Serializable {
+ private static final long serialVersionUID = 0L;
+ boolean bCalled = false;
+ private void readObjectNoData(int wrong) throws ObjectStreamException {
+ bCalled = true;
+ }
+}
+
+/* Serializable superclass which defines readObjectNoData correctly, and is not
+ * listed in stream: readObjectNoData should get called.
+ */
+class C extends B {
+ private static final long serialVersionUID = 0L;
+ boolean cCalled = false;
+ private void readObjectNoData() throws ObjectStreamException {
+ cCalled = true;
+ }
+}
+
+/* Serializable superclass which defines readObjectNoData correctly, but whose
+ * corresponding class descriptor is listed in stream: readObjectNoData should
+ * not get called.
+ */
+class D extends C {
+ private static final long serialVersionUID = 0L;
+ boolean dCalled = false;
+ private void readObjectNoData() throws ObjectStreamException {
+ dCalled = true;
+ }
+}
+
+/* Serializable superclass which defines readObjectNoData with wrong access:
+ * readObjectNoData should not get called.
+ */
+class E extends D {
+ private static final long serialVersionUID = 0L;
+ boolean eCalled = false;
+ void readObjectNoData() throws ObjectStreamException {
+ eCalled = true;
+ }
+}
+
+/* Instance class.
+ */
+class F extends E {
+ private static final long serialVersionUID = 0L;
+}
+
+public class Read {
+ public static void main(String[] args) throws Exception {
+ ObjectInputStream oin =
+ new ObjectInputStream(new FileInputStream("tmp.ser"));
+ F f = (F) oin.readObject();
+ if (f.aCalled || f.bCalled || f.dCalled || f.eCalled) {
+ throw new Error("readObjectNoData invoked erroneously");
+ }
+ if (! f.cCalled) {
+ throw new Error("readObjectNoData not invoked");
+ }
+ }
+}