0N/A/*
2362N/A * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A/* @test
0N/A * @bug 4838379
0N/A * @summary Verify that unshared write and read operations work properly with
0N/A * enum constants.
0N/A */
0N/A
0N/Aimport java.io.*;
0N/A
0N/Aenum Foo { foo, bar, baz }
0N/A
0N/Aabstract class WriteReadTest {
0N/A
0N/A abstract void write(ObjectOutputStream out) throws Exception;
0N/A abstract void read(ObjectInputStream in) throws Exception;
0N/A
0N/A void run() throws Exception {
0N/A ByteArrayOutputStream bout = new ByteArrayOutputStream();
0N/A ObjectOutputStream oout = new ObjectOutputStream(bout);
0N/A write(oout);
0N/A oout.close();
0N/A read(new ObjectInputStream(
0N/A new ByteArrayInputStream(bout.toByteArray())));
0N/A }
0N/A}
0N/A
0N/Apublic class Test {
0N/A public static void main(String[] args) throws Exception {
0N/A WriteReadTest[] tests = {
0N/A new WriteReadTest() {
0N/A void write(ObjectOutputStream out) throws Exception {
0N/A out.writeObject(Foo.foo);
0N/A out.writeObject(Foo.foo);
0N/A }
0N/A void read(ObjectInputStream in) throws Exception {
0N/A Object obj = in.readObject();
0N/A if (obj != Foo.foo) {
0N/A throw new Error(
0N/A "expected " + Foo.foo + " instead of " + obj);
0N/A }
0N/A try {
0N/A obj = in.readUnshared();
0N/A throw new Error(
0N/A "read of " + obj + " should not have succeeded");
0N/A } catch (ObjectStreamException e) {
0N/A System.out.println("caught expected exception " + e);
0N/A }
0N/A }
0N/A },
0N/A new WriteReadTest() {
0N/A void write(ObjectOutputStream out) throws Exception {
0N/A out.writeObject(Foo.foo);
0N/A out.writeObject(Foo.foo);
0N/A }
0N/A void read(ObjectInputStream in) throws Exception {
0N/A Object obj = in.readUnshared();
0N/A if (obj != Foo.foo) {
0N/A throw new Error(
0N/A "expected " + Foo.foo + " instead of " + obj);
0N/A }
0N/A try {
0N/A obj = in.readObject();
0N/A throw new Error(
0N/A "read of " + obj + " should not have succeeded");
0N/A } catch (ObjectStreamException e) {
0N/A System.out.println("caught expected exception " + e);
0N/A }
0N/A }
0N/A },
0N/A new WriteReadTest() {
0N/A void write(ObjectOutputStream out) throws Exception {
0N/A out.writeObject(Foo.foo);
0N/A out.writeUnshared(Foo.foo);
0N/A }
0N/A void read(ObjectInputStream in) throws Exception {
0N/A Object obj = in.readUnshared();
0N/A if (obj != Foo.foo) {
0N/A throw new Error(
0N/A "expected " + Foo.foo + " instead of " + obj);
0N/A }
0N/A obj = in.readUnshared();
0N/A if (obj != Foo.foo) {
0N/A throw new Error(
0N/A "expected " + Foo.foo + " instead of " + obj);
0N/A }
0N/A }
0N/A },
0N/A new WriteReadTest() {
0N/A void write(ObjectOutputStream out) throws Exception {
0N/A out.writeUnshared(Foo.foo);
0N/A out.writeObject(Foo.foo);
0N/A }
0N/A void read(ObjectInputStream in) throws Exception {
0N/A Object obj = in.readUnshared();
0N/A if (obj != Foo.foo) {
0N/A throw new Error(
0N/A "expected " + Foo.foo + " instead of " + obj);
0N/A }
0N/A obj = in.readUnshared();
0N/A if (obj != Foo.foo) {
0N/A throw new Error(
0N/A "expected " + Foo.foo + " instead of " + obj);
0N/A }
0N/A }
0N/A }
0N/A };
0N/A for (int i = 0; i < tests.length; i++) {
0N/A tests[i].run();
0N/A }
0N/A }
0N/A}