126 lines
4.7 KiB
Java
126 lines
4.7 KiB
Java
/*
|
|
* Copyright (c) 2004, 2024, 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.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
/*
|
|
* @test
|
|
* @bug 4974913
|
|
* @summary Test that array classes can be found in signatures always
|
|
* and can be deserialized by the deprecated MBeanServer.deserialize method
|
|
* @author Eamonn McManus
|
|
*
|
|
* @run clean ArrayClassTest
|
|
* @run build ArrayClassTest
|
|
* @run main ArrayClassTest
|
|
*/
|
|
|
|
import java.io.*;
|
|
import java.lang.reflect.*;
|
|
import java.net.*;
|
|
import java.nio.file.Paths;
|
|
import javax.management.*;
|
|
import javax.management.loading.*;
|
|
|
|
public class ArrayClassTest {
|
|
public static void main(String[] args) throws Exception {
|
|
MBeanServer mbs = MBeanServerFactory.createMBeanServer();
|
|
|
|
String[] cpaths = System.getProperty("test.classes", ".")
|
|
.split(File.pathSeparator);
|
|
URL[] urls = new URL[cpaths.length];
|
|
for (int i=0; i < cpaths.length; i++) {
|
|
urls[i] = Paths.get(cpaths[i]).toUri().toURL();
|
|
}
|
|
|
|
// Create a SpyLoader MBean that can load the same class names but
|
|
// will produce different results.
|
|
ClassLoader loader = new SpyLoader(urls);
|
|
ObjectName loaderName = new ObjectName("test:type=SpyLoader");
|
|
mbs.registerMBean(loader, loaderName);
|
|
|
|
ObjectName testName = new ObjectName("test:type=Test");
|
|
mbs.createMBean(Test.class.getName(), testName, loaderName,
|
|
new Object[1], new String[] {X[].class.getName()});
|
|
ClassLoader checkLoader = mbs.getClassLoaderFor(testName);
|
|
if (checkLoader != loader)
|
|
throw new AssertionError("Wrong loader: " + checkLoader);
|
|
|
|
mbs.invoke(testName, "ignore", new Object[1],
|
|
new String[] {Y[].class.getName()});
|
|
|
|
ByteArrayOutputStream bout = new ByteArrayOutputStream();
|
|
ObjectOutputStream oout = new ObjectOutputStream(bout);
|
|
oout.writeObject(new Z[0]);
|
|
oout.close();
|
|
byte[] bytes = bout.toByteArray();
|
|
ObjectInputStream oin = mbs.deserialize(testName, bytes);
|
|
Object zarray = oin.readObject();
|
|
String failed = null;
|
|
if (zarray instanceof Z[])
|
|
failed = "read back a real Z[]";
|
|
else if (!zarray.getClass().getName().equals(Z[].class.getName())) {
|
|
failed = "returned object of wrong type: " +
|
|
zarray.getClass().getName();
|
|
} else if (Array.getLength(zarray) != 0)
|
|
failed = "returned array of wrong size: " + Array.getLength(zarray);
|
|
if (failed != null) {
|
|
System.out.println("TEST FAILED: " + failed);
|
|
System.exit(1);
|
|
}
|
|
|
|
System.out.println("Test passed");
|
|
}
|
|
|
|
public static interface TestMBean {
|
|
public void ignore(Y[] ignored);
|
|
}
|
|
|
|
public static class Test implements TestMBean {
|
|
public Test(X[] ignored) {}
|
|
public void ignore(Y[] ignored) {}
|
|
}
|
|
|
|
public static class X {}
|
|
public static class Y {}
|
|
public static class Z implements Serializable {}
|
|
|
|
public static interface SpyLoaderMBean {}
|
|
|
|
public static class SpyLoader extends URLClassLoader
|
|
implements SpyLoaderMBean, PrivateClassLoader {
|
|
public SpyLoader(URL[] urls) {
|
|
// important that the parent classloader be null!
|
|
// otherwise we can pick up classes from the classpath
|
|
super(urls, null);
|
|
}
|
|
|
|
public Class findClass(String name) throws ClassNotFoundException {
|
|
System.out.println("findClass: " + name);
|
|
if (false)
|
|
new Throwable().printStackTrace(System.out);
|
|
Class c = super.findClass(name);
|
|
System.out.println(" -> " + name + " (" + c.getClassLoader() + ")");
|
|
return c;
|
|
}
|
|
}
|
|
}
|