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test/java/io/Serializable/packageAccess/PackageAccessTest.java

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*** 1,7 **** /* ! * Copyright (c) 2002, 2010, 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. --- 1,7 ---- /* ! * Copyright (c) 2002, 2017, 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.
*** 20,47 **** * or visit www.oracle.com if you need additional information or have any * questions. */ /* * @bug 4765255 * @summary Verify proper functioning of package equality checks used to * determine accessibility of superclass constructor and inherited * writeReplace/readResolve methods. */ ! import java.io.*; ! import java.net.*; ! public class Test { static Class bcl; static Class dcl; public static void main(String[] args) throws Exception { ! ClassLoader ldr = new URLClassLoader(new URL[]{ new URL("file:foo.jar") }, ! Test.class.getClassLoader()); bcl = Class.forName("B", true, ldr); dcl = Class.forName("D", true, ldr); Object b = bcl.newInstance(); try { --- 20,64 ---- * or visit www.oracle.com if you need additional information or have any * questions. */ /* + * @test * @bug 4765255 + * @library /lib/testlibrary + * @build JarUtils A B C D PackageAccessTest + * @run main PackageAccessTest * @summary Verify proper functioning of package equality checks used to * determine accessibility of superclass constructor and inherited * writeReplace/readResolve methods. */ ! import java.io.ByteArrayInputStream; ! import java.io.ByteArrayOutputStream; ! import java.io.InputStream; ! import java.io.IOException; ! import java.io.ObjectInputStream; ! import java.io.ObjectOutputStream; ! import java.io.ObjectStreamClass; ! import java.io.InvalidClassException; ! import java.net.URL; ! import java.net.URLClassLoader; ! import java.nio.file.Files; ! import java.nio.file.Path; ! import java.nio.file.Paths; ! public class PackageAccessTest { static Class bcl; static Class dcl; public static void main(String[] args) throws Exception { ! setup(); ! ! try (URLClassLoader ldr = new URLClassLoader(new URL[]{ new URL("file:foo.jar") }, ! PackageAccessTest.class.getClassLoader())) { bcl = Class.forName("B", true, ldr); dcl = Class.forName("D", true, ldr); Object b = bcl.newInstance(); try {
*** 56,75 **** --- 73,101 ---- } Object d = dcl.newInstance(); swizzle(d); } + } static void swizzle(Object obj) throws Exception { ByteArrayOutputStream bout = new ByteArrayOutputStream(); ObjectOutputStream oout = new ObjectOutputStream(bout); oout.writeObject(obj); oout.close(); ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); new TestObjectInputStream(bin).readObject(); } + + static void setup() throws Exception { + Path classes = Paths.get(System.getProperty("test.classes", "")); + JarUtils.createJarFile(Paths.get("foo.jar"), classes, + classes.resolve("B.class"), classes.resolve("D.class")); + Files.delete(classes.resolve("B.class")); + Files.delete(classes.resolve("D.class")); + } } class TestObjectInputStream extends ObjectInputStream { TestObjectInputStream(InputStream in) throws IOException { super(in);
*** 78,90 **** protected Class resolveClass(ObjectStreamClass desc) throws IOException, ClassNotFoundException { String n = desc.getName(); if (n.equals("B")) { ! return Test.bcl; } else if (n.equals("D")) { ! return Test.dcl; } else { return super.resolveClass(desc); } } } --- 104,116 ---- protected Class resolveClass(ObjectStreamClass desc) throws IOException, ClassNotFoundException { String n = desc.getName(); if (n.equals("B")) { ! return PackageAccessTest.bcl; } else if (n.equals("D")) { ! return PackageAccessTest.dcl; } else { return super.resolveClass(desc); } } }
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