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package com.sun.ejb.base.io;
import com.sun.enterprise.util.ObjectInputStreamWithLoader;
import java.io.InputStream;
import java.io.IOException;
import java.io.StreamCorruptedException;
import java.rmi.Remote;
import java.util.logging.*;
import com.sun.logging.*;
import java.lang.reflect.Proxy;
import java.lang.reflect.Modifier;
import com.sun.enterprise.Switch;
import com.sun.corba.ee.spi.presentation.rmi.StubAdapter;
import com.sun.ejb.spi.io.SerializableObjectFactory;
/**
* A class that is used to restore SFSB conversational state
*
* @author Mahesh Kannan
*/
class EJBObjectInputStream
extends ObjectInputStreamWithLoader
{
private static final Logger _ejbLogger =
LogDomains.getLogger(LogDomains.EJB_LOGGER);
EJBObjectInputStream(InputStream in, ClassLoader cl, boolean resolve)
throws IOException, StreamCorruptedException
{
super(in, cl);
if (resolve == true) {
enableResolveObject(resolve);
}
}
protected Object resolveObject(Object obj)
throws IOException
{
try {
if ( StubAdapter.isStub(obj) ) {
// connect the Remote object to the Protocol Manager
Switch.getSwitch().getProtocolManager().
connectObject((Remote)obj);
return obj;
} else if (obj instanceof SerializableObjectFactory) {
return ((SerializableObjectFactory) obj).createObject();
} else {
return obj;
}
} catch (IOException ioEx ) {
_ejbLogger.log(Level.SEVERE, "ejb.resolve_object_exception", ioEx);
throw ioEx;
} catch (Exception ex) {
_ejbLogger.log(Level.SEVERE, "ejb.resolve_object_exception", ex);
IOException ioe = new IOException();
ioe.initCause(ex);
throw ioe;
}
}
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, loader);
// 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(loader, classObjs);
} catch (IllegalArgumentException e) {
throw new ClassNotFoundException(null, e);
}
}
}
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