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/*
* Copyright 2004-2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
package com.sun.enterprise.iiop;
import com.sun.enterprise.util.Utility;
import org.omg.IOP.Codec;
import org.omg.IOP.ServiceContext;
import org.omg.IOP.TaggedComponent;
import org.omg.CORBA.*;
import org.omg.PortableInterceptor.*;
import java.util.logging.Level;
/**
* This is the implementation of the JTS PI-based client/server interceptor.
* This will be called during request/reply invocation path.
*
*/
public class SFSBClientRequestInterceptor
extends SFSBAbstractInterceptor
implements ClientRequestInterceptor {
private static final Level TRACE_LEVEL = Level.FINE;
private static final Level TRACE_LEVEL_FINE = Level.FINE;
public SFSBClientRequestInterceptor(Codec codec) {
super("com.sun.enterprise.iiop.SFSBClientRequestInterceptor", codec);
}
// implementation of the ClientInterceptor interface.
public void send_request(ClientRequestInfo ri) throws ForwardRequest {
if (doesSFSBVersionPolicyExist(ri)) {
EJBTargetKeyInfo oidInfo = new EJBTargetKeyInfo(ri
.effective_target());
if (_logger.isLoggable(TRACE_LEVEL_FINE)) {
_logger.log(TRACE_LEVEL_FINE, "**SFSBClientInterceptor.send_request...: "
+ ri.operation() + " " + oidInfo);
}
try {
//Any anyData = ri.get_slot(getSlotID());
long version = SFSBClientVersionManager.getClientVersion(oidInfo.getContainerId(),
oidInfo.getInstanceKey());
//version = ++versionCounter;
//anyData.insert_longlong(version);
byte[] data = new byte[8];
Utility.longToBytes(version, data, 0);
ri.add_request_service_context(new ServiceContext(
SFSBVersionConstants.SFSB_VERSION_SERVICE_CONTEXT_ID, data),
false);
if (_logger.isLoggable(TRACE_LEVEL)) {
_logger.log(TRACE_LEVEL, "SFSBClientInterceptor.send_request. anyData: " + version);
}
} catch (Exception e) {
if (_logger.isLoggable(TRACE_LEVEL)) {
_logger.log(TRACE_LEVEL, "SFSBClientInterceptor.send_request. Exception", e);
}
}
}
}
public void send_poll(ClientRequestInfo ri) {
// do nothing.
}
private void receiveSFSBVersionNumber(String callName, ClientRequestInfo ri) {
try {
if (doesSFSBVersionPolicyExist(ri)) {
EJBTargetKeyInfo oidInfo = new EJBTargetKeyInfo(ri.effective_target());
ServiceContext ctx = ri.get_reply_service_context(
SFSBVersionConstants.SFSB_VERSION_SERVICE_CONTEXT_ID);
if (ctx != null) {
long version = Utility.bytesToLong(ctx.context_data, 0);
SFSBClientVersionManager.setClientVersion(oidInfo.getContainerId(),
oidInfo.getInstanceKey(), version);
if (_logger.isLoggable(TRACE_LEVEL)) {
_logger.log(TRACE_LEVEL, "SFSBClientInterceptor." + callName
+ " " + ri.operation() + " " + oidInfo
+ " version: " + version);
}
}
}
} catch (Throwable th) {
_logger.log(Level.FINE, "SFSBClientInterceptor::receiveSFSBVersionNumber"
+ " Got exception: ", th);
}
}
public void receive_reply(ClientRequestInfo ri) {
receiveSFSBVersionNumber("receive_reply", ri);
}
public void receive_exception(ClientRequestInfo ri) throws ForwardRequest {
receiveSFSBVersionNumber("receive_exception", ri);
}
public void receive_other(ClientRequestInfo ri) throws ForwardRequest {
if (doesSFSBVersionPolicyExist(ri)) {
EJBTargetKeyInfo oidInfo = new EJBTargetKeyInfo(ri
.effective_target());
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "**SFSBClientInterceptor.receive_other...: "
+ oidInfo);
}
}
}
public boolean doesSFSBVersionPolicyExist(ClientRequestInfo ri) {
boolean result = false;
try {
TaggedComponent sfsbVersionTag = ri
.get_effective_component(POARemoteReferenceFactory.SFSB_VERSION_POLICY_TYPE);
result = (sfsbVersionTag != null);
} catch (BAD_PARAM e) {
// ignore
}
return result;
}
}
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