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/*
* %W% %G%
*/
package com.sun.messaging.jmq.jmsserver.data.handlers;
import java.util.*;
import java.io.*;
import com.sun.messaging.jmq.jmsserver.data.PacketHandler;
import com.sun.messaging.jmq.jmsserver.core.DestinationUID;
import com.sun.messaging.jmq.jmsserver.core.Destination;
import com.sun.messaging.jmq.io.*;
import com.sun.messaging.jmq.util.DestType;
import com.sun.messaging.jmq.jmsserver.service.Connection;
import com.sun.messaging.jmq.jmsserver.util.BrokerException;
import com.sun.messaging.jmq.jmsserver.resources.BrokerResources;
import com.sun.messaging.jmq.util.log.Logger;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQConnection;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQBasicConnection;
/**
* Handler class which deals with adding and removing destination from the broker
*/
public class DestinationHandler extends PacketHandler
{
private Logger logger = Globals.getLogger();
private static boolean DEBUG = false;
public DestinationHandler() {
}
/**
* Method to handle Destination (create or delete) messages
*/
public boolean handle(IMQConnection con, Packet msg)
throws BrokerException
{
int status = Status.OK;
String reason = null;
// XXX - REVISIT 2/25/00 racer
// do we need to create a reply packet each time ?
Packet pkt = new Packet(con.useDirectBuffers());
pkt.setConsumerID(msg.getConsumerID());
Hashtable hash = new Hashtable();
Hashtable props = null;
try {
props = msg.getProperties();
} catch (Exception ex) {
assert false;
logger.logStack(Logger.ERROR, BrokerResources.E_INTERNAL_BROKER_ERROR, "Unable to create/destroy destination - no properties",ex);
throw new BrokerException(Globals.getBrokerResources().getString(
BrokerResources.X_INTERNAL_EXCEPTION,"Can not handle create/destroy destination"));
}
String destination = (String )props.get("JMQDestination");
Integer inttype = (Integer )props.get("JMQDestType");
int type = (inttype == null) ? 0 : inttype.intValue();
pkt.setPacketType(msg.getPacketType() + 1);
if (msg.getPacketType() == PacketType.CREATE_DESTINATION) {
if (DEBUG) {
logger.log(Logger.DEBUGHIGH, "ConsumerHandler: handle() [ Received AddDestination message {0}]", msg.toString());
}
assert destination != null;
assert inttype != null;
if (con.isAdminConnection()) {
type |= DestType.DEST_ADMIN | DestType.DEST_LOCAL
| DestType.DEST_AUTO;
}
assert pkt.getPacketType() == PacketType.CREATE_DESTINATION_REPLY;
try {
Destination d = null;
if (DestType.isTemporary(type)) {
// deal w/ versioning .. only store
// 3.5 or later
boolean storeTemps = con.getConnectionUID().
getCanReconnect();
long reconnectTime = con.getReconnectInterval();
d = Destination.createTempDestination(
destination, type, con.getConnectionUID(),
storeTemps, reconnectTime);
if (con.getConnectionUID().equals(d.getConnectionUID())) {
con.attachTempDestination(d.getDestinationUID());
}
} else if (destination.startsWith(Globals.INTERNAL_PREFIX)) {
// do nothing
} else if (DestinationUID.isWildcard(destination)) {
pkt.setWildcard(true);
// dont create a destination
} else {
d = Destination.getDestination(destination, type, true, !con.isAdminConnection());
}
hash.put("JMQDestType", new Integer(type));
hash.put("JMQDestUID", destination);
/*
* Set XML Schema validation properties
*/
hash.put("JMQValidateXMLSchema", new Boolean(isXMLSchemaValidationOn(d)));
String uris = getXMLSchemaURIList(d);
if (uris != null) {
hash.put("JMQXMLSchemaURIList", uris);
}
hash.put("JMQReloadXMLSchemaOnFailure",
new Boolean(getReloadXMLSchemaOnFailure(d)));
} catch (BrokerException ex) {
status = ex.getStatusCode();
reason = ex.getMessage();
if (status != Status.CONFLICT) {
logger.log(Logger.WARNING,
BrokerResources.W_CREATE_DEST_FAILED, destination, ex);
} else if (DEBUG) {
logger.log(Logger.DEBUG,
BrokerResources.W_CREATE_DEST_FAILED, destination, ex);
}
} catch (IOException ex) {
status = Status.ERROR;
reason = ex.getMessage();
logger.log(Logger.WARNING,
BrokerResources.W_CREATE_DEST_FAILED, destination, ex);
}
} else { // removing Interest
assert msg.getPacketType() == PacketType.DESTROY_DESTINATION;
assert pkt.getPacketType() == PacketType.DESTROY_DESTINATION_REPLY;
Destination d =null;
try {
DestinationUID rmuid = DestinationUID.getUID(destination, DestType.isQueue(type));
if (destination == null) {
throw new BrokerException(
Globals.getBrokerResources().getString(
BrokerResources.X_INTERNAL_EXCEPTION,
"protocol error, destination is null"),
Status.NOT_FOUND);
}
assert Destination.getDestination(rmuid) != null;
Destination.removeDestination(rmuid, true,
Globals.getBrokerResources().getString(
BrokerResources.M_CLIENT_REQUEST, con.getConnectionUID()));
con.detachTempDestination(rmuid);
} catch (BrokerException ex) {
status = ex.getStatusCode();
reason = ex.getMessage();
logger.log(Logger.WARNING,
BrokerResources.W_DESTROY_DEST_FAILED, destination,ex);
} catch (IOException ex) {
status = Status.ERROR;
reason = ex.getMessage();
logger.log(Logger.WARNING,
BrokerResources.W_DESTROY_DEST_FAILED, destination,ex);
}
}
hash.put("JMQStatus", new Integer(status));
if (reason != null)
hash.put("JMQReason", reason);
if (((IMQBasicConnection)con).getDumpPacket() ||
((IMQBasicConnection)con).getDumpOutPacket())
hash.put("JMQReqID", msg.getSysMessageID().toString());
pkt.setProperties(hash);
con.sendControlMessage(pkt);
return true;
}
private String getXMLValidationPropName(Destination d) {
if (d == null) {
return (null);
}
String name = d.getDestinationName(), propName;
propName = Globals.IMQ + ".validation.destination."
+ (d.isQueue() ? "queue" : "topic")
+ "."
+ name;
return (propName);
}
private boolean isXMLSchemaValidationOn(Destination d) {
if (d == null) {
return (false);
}
/*
String propName = getXMLValidationPropName(d);
return(Globals.getConfig().getBooleanProperty(propName));
*/
return(d.validateXMLSchemaEnabled());
}
private String getXMLSchemaURIList(Destination d) {
String ret = null;
if (d == null) {
return (null);
}
/*
String propName = getXMLValidationPropName(d) + ".uri";
ret = Globals.getConfig().getProperty(propName);
return (ret);
*/
ret = d.getXMLSchemaUriList();
return (ret);
}
private boolean getReloadXMLSchemaOnFailure(Destination d) {
if (d == null) {
return (false);
}
return(d.reloadXMLSchemaOnFailure());
}
}