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* and Distribution License("CDDL") (collectively, the "License"). You
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* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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*
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/*
* %W% %G%
*/
package com.sun.messaging.jmq.jmsserver.multibroker.raptor.handlers;
import java.io.*;
import java.util.Iterator;
import java.util.List;
import com.sun.messaging.jmq.util.*;
import com.sun.messaging.jmq.jmsserver.util.*;
import com.sun.messaging.jmq.io.*;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.core.*;
import com.sun.messaging.jmq.jmsserver.persist.api.ChangeRecordInfo;
import com.sun.messaging.jmq.jmsserver.resources.BrokerResources;
import com.sun.messaging.jmq.jmsserver.multibroker.raptor.*;
import com.sun.messaging.jmq.jmsserver.multibroker.MessageBusCallback;
public class NewInterestHandler extends GPacketHandler {
private static boolean DEBUG = false;
public NewInterestHandler(RaptorProtocol p) {
super(p);
}
public void handle(MessageBusCallback cb, BrokerAddress sender, GPacket pkt) {
if (DEBUG)
logger.log(logger.DEBUG, "NewInterestHandler");
if (pkt.getType() == ProtocolGlobals.G_NEW_INTEREST) {
handleNewInterest(cb, sender, pkt);
}
else if (pkt.getType() == ProtocolGlobals.G_NEW_INTEREST_REPLY) {
handleNewInterestAck(sender, pkt);
}
else if (pkt.getType() == ProtocolGlobals.G_DURABLE_ATTACH) {
handleAttachDurable(cb, sender, pkt);
}
else if (pkt.getType() == ProtocolGlobals.G_DURABLE_ATTACH_REPLY) {
handleAttachDurableReply(sender, pkt);
}
else {
logger.log(logger.WARNING, "MessageDataHandler " +
"Internal error : Cannot handle this packet :" +
pkt.toLongString());
}
}
public boolean ignoreNewInterest(ClusterConsumerInfo ci, GPacket pkt) {
ClusterConsumerInfo cci = ci;
if (cci == null) {
cci = ClusterConsumerInfo.newInstance(pkt, c);
}
if (p.getConfigSyncComplete() == false && !cci.isConfigSyncResponse()) {
// Do not accept normal interest updates before config sync is complete.
if (DEBUG) {
logger.log(logger.INFO, "Ignore "+
ProtocolGlobals.getPacketTypeDisplayString(pkt.getType())+", not ready yet");
}
return true;
}
return false;
}
public void handleNewInterest(MessageBusCallback cb, BrokerAddress sender, GPacket pkt) {
if (DEBUG) {
logger.log(logger.INFO, "handleNewInterest from : " + sender);
}
ClusterConsumerInfo cci = ClusterConsumerInfo.newInstance(pkt, c);
if (ignoreNewInterest(cci, pkt)) {
return;
}
int count = cci.getConsumerCount();
if (DEBUG) {
logger.log(logger.INFO, "handleNewInterest count : " + count);
}
try {
int i = 0;
ChangeRecordInfo lastcri = null;
Iterator itr = cci.getConsumers();
while (itr.hasNext()) {
i++;
Consumer cons = null;
try {
cons = (Consumer)itr.next();
} catch (RuntimeException e) {
Throwable ex = e.getCause();
if (ex instanceof ConsumerAlreadyAddedException) {
logger.log(logger.WARNING, ex.getMessage()+
" ("+ProtocolGlobals.getPacketTypeDisplayString(pkt.getType())+") "+sender);
continue;
}
throw e;
}
// Make sure that the destination exists...
DestinationUID duid = cons.getDestinationUID();
if (duid.isWildcard()) {
//we don't need to do anything here
// the logic below autocreates the destination
// and we need to do that.
} else {
//autocreate the destination if we need to
int type = (duid.isQueue() ? DestType.DEST_TYPE_QUEUE : DestType.DEST_TYPE_TOPIC);
Destination[] ds = Globals.getDestinationList().
getDestination(null, duid.getName(), type, true, true);
Destination dest = ds[0]; //PART
}
cb.interestCreated(cons);
if (DEBUG) {
logger.log(logger.INFO, "Added newInterest("+count+")"+cons+ " from "+sender);
}
ChangeRecordInfo cri = cci.getShareccInfo(i);
if (cri != null) {
if (lastcri == null) {
lastcri = cri;
} else if (cri.getSeq().longValue()
> lastcri.getSeq().longValue()) {
lastcri = cri;
}
}
}
if (lastcri != null) {
cb.setLastReceivedChangeRecord(sender, lastcri);
}
}
catch (Exception e) {
logger.logStack(logger.WARNING, e.getMessage()+
" ("+ProtocolGlobals.getPacketTypeDisplayString(pkt.getType())+") "+sender+" "+pkt, e);
}
if (cci.needReply()) {
GPacket gp = ClusterConsumerInfo.getReplyGPacket(
ProtocolGlobals.G_NEW_INTEREST_REPLY,
ProtocolGlobals.G_SUCCESS);
try {
c.unicast(sender, gp);
}
catch (IOException e) {}
}
}
private void handleNewInterestAck(BrokerAddress sender, GPacket pkt) {
logger.log(logger.DEBUG,
"MessageBus: Received G_NEW_INTEREST_REPLY from {0} : STATUS = {1}",
sender, ((Integer) pkt.getProp("S")));
}
public void handleAttachDurable(MessageBusCallback cb, BrokerAddress sender, GPacket pkt) {
if (DEBUG) {
logger.log(logger.INFO, "handleAttachDurable from : " + sender);
}
ClusterSubscriptionInfo csi = ClusterSubscriptionInfo.newInstance(pkt, c);
try {
String dname = csi.getDurableName();
String cid = csi.getClientID();
String ndsubname = csi.getNDSubscriptionName();
// if we receive a packet which does not support
// shared subscriptions -> we are dealing with an
// older (e.g. 3.5) broker .. so we should never
// have a null durable name
Boolean allowsNonDurable = csi.allowsNonDurable();
boolean nonDurableOK = (allowsNonDurable == null
? false : allowsNonDurable.booleanValue());
// check if anything is bogus in the packet
if (!((cid != null && (nonDurableOK || dname != null)) ||
(cid == null && (dname != null || ndsubname != null)))) {
logger.log(logger.ERROR, BrokerResources.E_INTERNAL_ERROR+
" in handleAttachDurable: " +
dname + ":" + cid+", "+ndsubname+", "+nonDurableOK);
return;
}
Consumer cons = null;
try {
cons = csi.getConsumer();
} catch (IOException e) {
Throwable ex = e.getCause();
if (ex instanceof ConsumerAlreadyAddedException) {
logger.log(logger.WARNING, ex.getMessage()+
" ("+ProtocolGlobals.getPacketTypeDisplayString(pkt.getType())+") "+sender);
return;
}
throw e;
}
Subscription sub = null;
if (dname == null) { // non-durable shared subscription
DestinationUID duid = cons.getDestinationUID();
String selector = cons.getSelectorStr();
sub = Subscription.findNonDurableSubscription(
cid, duid, selector, ndsubname);
if (sub == null) {
String[] args = { Subscription.getNDSubLongLogString(
cid, duid, selector, ndsubname,
cons.getNoLocal()),
cons.toString(), sender.toString() };
logger.log(logger.WARNING, Globals.getBrokerResources().getKString(
BrokerResources.W_NON_DURA_SUB_NOT_FOUND_ON_ATTACH, args));
}
} else {
sub = Subscription.findDurableSubscription(cid, dname);
if (sub == null) {
logger.log(logger.WARNING, Globals.getBrokerResources().getKString(
BrokerResources.W_DURA_SUB_NOT_FOUND_ON_ATTACH,
Subscription.getDSubLogString(cid, dname), sender));
}
}
if (DEBUG) {
logger.log(logger.INFO, "handleAttachDurable: subscription="+
sub+Subscription.getDSubLogString(cid, dname)+
", consumer="+cons+" from "+sender);
}
if (sub == null) {
return;
}
try {
sub.attachConsumer(cons);
cb.interestCreated(cons);
} catch (Exception ex) {
if (ex instanceof ConsumerAlreadyAddedException) {
logger.log(logger.INFO,
ex.getMessage()+" ("+ProtocolGlobals.getPacketTypeDisplayString(pkt.getType())+")");
} else if (ex instanceof BrokerException &&
((BrokerException)ex).getStatusCode() == Status.CONFLICT) {
logger.log(logger.WARNING, Globals.getBrokerResources().getKString(
BrokerResources.W_CLUSTER_ATTACH_CONSUMER_FAIL, ex.getMessage()));
} else {
logger.log(logger.ERROR, Globals.getBrokerResources().getKString(
BrokerResources.W_CLUSTER_ATTACH_CONSUMER_FAIL, ex.getMessage()), ex);
}
}
} catch (Exception e) {
logger.logStack(logger.WARNING, e.getMessage()+
" ("+ProtocolGlobals.getPacketTypeDisplayString(pkt.getType())+") "+sender+" "+pkt, e);
}
if (csi.needReply()) {
GPacket gp = ClusterSubscriptionInfo.getReplyGPacket(
ProtocolGlobals.G_DURABLE_ATTACH_REPLY,
ProtocolGlobals.G_SUCCESS);
try {
c.unicast(sender, gp);
}
catch (IOException e) {}
}
}
private void handleAttachDurableReply(BrokerAddress sender, GPacket pkt) {
logger.log(logger.DEBUG,
"MessageBus: Received G_DURABLE_ATTACH_REPLY from {0} : STATUS = {1}",
sender, ((Integer) pkt.getProp("S")));
}
}
/*
* EOF
*/