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package com.sun.ejb.base.io;
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.rmi.Remote;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.glassfish.enterprise.iiop.api.GlassFishORBHelper;
import org.glassfish.enterprise.iiop.api.ProtocolManager;
import org.glassfish.internal.api.Globals;
/**
* A class that is used to restore SFSB conversational state
*
* @author Mahesh Kannan
*/
public class EJBObjectInputStreamHandler
implements GlassFishInputStreamHandler
{
private static final Logger _ejbLogger =
LogDomains.getLogger(EJBObjectInputStreamHandler.class, LogDomains.EJB_LOGGER);
@Override
public Object resolveObject(Object obj)
throws IOException
{
// Until we've identified a remote object, we can't assume the orb is
// available in the container. If the orb is not present, this will be null.
ProtocolManager protocolMgr = getProtocolManager();
try {
if ( (protocolMgr != null) && protocolMgr.isStub(obj) ) {
protocolMgr.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;
}
}
/**
* Do all ProtocolManager access lazily and only request orb if it has already been
* initialized so that code doesn't make the assumption that an orb is available in
* this runtime.
*/
private ProtocolManager getProtocolManager() {
GlassFishORBHelper orbHelper = Globals.getDefaultHabitat().getService(GlassFishORBHelper.class);
return orbHelper.isORBInitialized() ? orbHelper.getProtocolManager() : null;
}
}