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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2013 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:
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* 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
* holder.
*/
// Portions Copyright [2016-2017] [Payara Foundation and/or its affiliates]
package com.sun.enterprise.container.common.impl.util;
import com.sun.enterprise.admin.util.ClassUtil;
import com.sun.enterprise.container.common.spi.util.SerializableObjectFactory;
import com.sun.enterprise.container.common.spi.util.GlassFishInputStreamHandler;
import com.sun.logging.LogDomains;
import java.io.*;
import java.lang.reflect.Modifier;
import java.lang.reflect.Proxy;
import java.util.Collection;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.glassfish.common.util.ObjectInputOutputStreamFactory;
import org.glassfish.common.util.ObjectInputOutputStreamFactoryFactory;
/**
* A class that is used to restore conversational state
*
* @author Mahesh Kannan
*/
class GlassFishObjectInputStream extends ObjectInputStream
{
private ClassLoader appLoader;
private static Logger _logger = LogDomains.getLogger(GlassFishObjectInputStream.class, LogDomains.JNDI_LOGGER);
private ObjectInputOutputStreamFactory inputStreamHelper;
private Collection handlers;
private final long uniqueId;
GlassFishObjectInputStream(Collection handlers, InputStream in, ClassLoader appCl, boolean resolve, long uniqueId)
throws IOException, StreamCorruptedException
{
super(in);
appLoader = appCl;
this.handlers = handlers;
this.uniqueId = uniqueId;
if (resolve) {
enableResolveObject(resolve);
}
inputStreamHelper = ObjectInputOutputStreamFactoryFactory.getFactory();
}
@Override
protected Object resolveObject(Object obj)
throws IOException
{
Object result = obj;
try {
if (obj instanceof SerializableObjectFactory) {
return ((SerializableObjectFactory) obj).createObject(uniqueId);
} else {
for (GlassFishInputStreamHandler handler : handlers) {
Object r = handler.resolveObject(obj);
if (r != null) {
result = r == GlassFishInputStreamHandler.NULL_OBJECT ? null : r;
break;
}
}
return result;
}
} catch (IOException ioEx ) {
_logger.log(Level.SEVERE, "Exception resolving object", ioEx);
throw ioEx;
} catch (Exception ex) {
_logger.log(Level.SEVERE, "Exception resolving object", ex);
IOException ioe = new IOException();
ioe.initCause(ex);
throw ioe;
}
}
@Override
protected Class resolveProxyClass(String[] interfaces)
throws IOException, ClassNotFoundException
{
Class[] classObjs = new Class[interfaces.length];
for (int i = 0; i < interfaces.length; i++) {
Class cl = Class.forName(interfaces[i], false, appLoader);
// If any non-public interfaces, delegate to JDK's
// implementation of resolveProxyClass.
if ((cl.getModifiers() & Modifier.PUBLIC) == 0) {
return super.resolveProxyClass(interfaces);
} else {
classObjs[i] = cl;
}
}
try {
return Proxy.getProxyClass(appLoader, classObjs);
} catch (IllegalArgumentException e) {
throw new ClassNotFoundException(null, e);
}
}
@Override
protected Class resolveClass(ObjectStreamClass desc)
throws IOException, ClassNotFoundException
{
Class clazz = inputStreamHelper.resolveClass(this, desc);
if( clazz == null ) {
try {
// First try app class loader
if(ClassUtil.classnameIsArray(desc.getName())) {
clazz = Class.forName(desc.getName(), false, appLoader);
} else {
clazz = appLoader.loadClass(desc.getName());
}
} catch (ClassNotFoundException e) {
clazz = super.resolveClass(desc);
}
}
return clazz;
}
}