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Micro Distribution of the Payara Project for IBM JDK
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2006-2013 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
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* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
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*/
package com.sun.enterprise.v3.admin;
import org.glassfish.hk2.api.ActiveDescriptor;
import org.glassfish.hk2.api.Descriptor;
import org.glassfish.hk2.api.Filter;
import org.glassfish.hk2.api.ServiceLocator;
import org.jvnet.hk2.annotations.Service;
import java.io.*;
import java.lang.reflect.Array;
import java.util.List;
import org.glassfish.hk2.api.MultiException;
/**
* This subclass of ObjectInputStream uses HK2 to lookup classes not resolved by
* default ClassLoader.
*
* @author Andriy Zhdanov
*/
@Service
public class ObjectInputStreamWithServiceLocator extends ObjectInputStream {
private final ServiceLocator serviceLocator;
/**
* Loader must be non-null;
*
* @throws IOException on io error
* @throws StreamCorruptedException on a corrupted stream
*/
public ObjectInputStreamWithServiceLocator(InputStream in, ServiceLocator serviceLocator)
throws IOException, StreamCorruptedException {
super(in);
if (serviceLocator == null) {
throw new IllegalArgumentException("Illegal null argument to ObjectInputStreamWithLoader");
}
this.serviceLocator = serviceLocator;
}
/**
* Use the given ClassLoader rather than using the system class
*
* @throws ClassNotFoundException if class can not be loaded
*/
@Override
protected Class> resolveClass(ObjectStreamClass classDesc)
throws IOException, ClassNotFoundException {
try {
// Try superclass first
return super.resolveClass(classDesc);
} catch (ClassNotFoundException e) {
String cname = classDesc.getName();
if (cname.startsWith("[")) {
// An array
Class> component; // component class
int dcount; // dimension
for (dcount = 1; cname.charAt(dcount) == '['; dcount++) ;
if (cname.charAt(dcount) == 'L') {
component = loadClass(cname.substring(dcount + 1,
cname.length() - 1));
} else {
throw new ClassNotFoundException(cname);// malformed
}
int dim[] = new int[dcount];
for (int i = 0; i < dcount; i++) {
dim[i] = 0;
}
return Array.newInstance(component, dim).getClass();
} else {
return loadClass(cname);
}
}
}
private Class> loadClass(final String cname) throws ClassNotFoundException {
List> descriptors;
// non-services are not known by HK2
if ("com.oracle.cloudlogic.accountmanager.cli.AccountAwareJobImpl".equals(cname)) {
descriptors = getDescriptors("com.oracle.cloudlogic.accountmanager.cli.AccountAwareJobCreator");
} else {
descriptors = getDescriptors(cname);
}
if (descriptors.size() > 0) {
try {
return descriptors.get(0).getLoader().loadClass(cname);
} catch (MultiException ex) {
throw ex;
}
} else {
throw new ClassNotFoundException(cname);
}
}
private List> getDescriptors(final String cname) throws ClassNotFoundException {
return serviceLocator.getDescriptors(new Filter() {
@Override
public boolean matches(Descriptor d) {
return d.getImplementation().equals(cname);
}
});
}
}
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