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/*
* @(#)GetConsumersHandler.java 1.16 06/28/07
*/
package com.sun.messaging.jmq.jmsserver.data.handlers.admin;
import java.util.Hashtable;
import java.util.HashMap;
import java.util.Iterator;
import java.io.IOException;
import java.net.InetAddress;
import java.util.Vector;
import com.sun.messaging.jmq.io.Packet;
import com.sun.messaging.jmq.jmsserver.service.ConnectionManager;
import com.sun.messaging.jmq.jmsserver.service.ConnectionUID;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQConnection;
import com.sun.messaging.jmq.jmsserver.core.Destination;
import com.sun.messaging.jmq.jmsserver.util.BrokerException;
import com.sun.messaging.jmq.net.IPAddress;
import com.sun.messaging.jmq.io.*;
import com.sun.messaging.jmq.util.admin.MessageType;
import com.sun.messaging.jmq.util.admin.ConnectionInfo;
import com.sun.messaging.jmq.util.admin.DestinationInfo;
import com.sun.messaging.jmq.util.admin.ConsumerInfo;
import com.sun.messaging.jmq.util.log.Logger;
import com.sun.messaging.jmq.util.DestType;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.core.Subscription;
import com.sun.messaging.jmq.jmsserver.core.ConsumerUID;
import com.sun.messaging.jmq.jmsserver.core.Consumer;
public class GetConsumersHandler extends AdminCmdHandler
{
private static boolean DEBUG = getDEBUG();
public GetConsumersHandler(AdminDataHandler parent) {
super(parent);
}
/**
* Handle the incomming administration message.
*
* @param con The Connection the message came in on.
* @param cmd_msg The administration message
* @param cmd_props The properties from the administration message
*/
public boolean handle(IMQConnection con, Packet cmd_msg,
Hashtable cmd_props) {
if ( DEBUG ) {
logger.log(Logger.DEBUG, this.getClass().getName() + ": " +
cmd_props);
}
String destination = (String)cmd_props.get(MessageType.JMQ_DESTINATION);
Integer destType = (Integer)cmd_props.get(MessageType.JMQ_DEST_TYPE);
Packet reply = new Packet(con.useDirectBuffers());
reply.setPacketType(PacketType.OBJECT_MESSAGE);
int status = Status.OK;
Vector v = new Vector();
String errMsg = null;
if ((destination == null) || (destType == null)) {
errMsg = "Destination name and type not specified";
logger.log(Logger.ERROR, errMsg);
status = Status.ERROR;
}
if (destination != null) {
try {
Destination d = Destination.getDestination(destination,
DestType.isQueue(destType.intValue()));
if (d != null) {
Iterator cons = d.getConsumers();
while (cons.hasNext()) {
Consumer oneCon = (Consumer)cons.next();
HashMap h = constructConsumerInfo(oneCon.getConsumerUID(), d);
v.add(h);
}
} else {
errMsg= rb.getString(rb.X_DESTINATION_NOT_FOUND,
destination);
status = Status.NOT_FOUND;
}
} catch (Exception ex) {
logger.log(Logger.ERROR,"Internal Error ", ex);
status = Status.ERROR;
assert false;
}
}
setProperties(reply, MessageType.GET_CONSUMERS_REPLY,
status, errMsg);
setBodyObject(reply, v);
parent.sendReply(con, cmd_msg, reply);
return true;
}
public static HashMap constructConsumerInfo(ConsumerUID cid, Destination d) {
HashMap h = new HashMap();
h.put("AcknowledgeMode", getAcknowledgeMode(cid));
h.put("ClientID", getClientID(cid));
h.put("ConnectionID", getConnectionID(cid));
h.put("ConsumerID", Long.toString(cid.longValue()));
h.put("DestinationName", d.getDestinationName());
h.put("DestinationType",
(d.isQueue() ?
new Integer(DestType.DEST_TYPE_QUEUE) :
new Integer(DestType.DEST_TYPE_TOPIC)));
h.put("Durable", getDurable(cid));
h.put("DurableActive", getDurableActive(cid));
h.put("DurableName", getDurableName(cid));
h.put("FlowPaused", getFlowPaused(cid));
h.put("Host", getHost(cid));
h.put("LastAckTime", getLastAckTime(cid));
h.put("NumMsgs", getNumMsgs(cid));
h.put("NumMsgsPendingAcks", getNumMsgsPendingAcks(cid));
h.put("Selector", getSelector(cid));
h.put("ServiceName", getServiceName(cid));
h.put("User", getUser(cid));
return (h);
}
public static int toExternalAckMode(int internalAckMode) {
switch (internalAckMode) {
case com.sun.messaging.jmq.jmsserver.core.Session.AUTO_ACKNOWLEDGE:
return (javax.jms.Session.AUTO_ACKNOWLEDGE);
case com.sun.messaging.jmq.jmsserver.core.Session.CLIENT_ACKNOWLEDGE:
return (javax.jms.Session.CLIENT_ACKNOWLEDGE);
case com.sun.messaging.jmq.jmsserver.core.Session.DUPS_OK_ACKNOWLEDGE:
return (javax.jms.Session.DUPS_OK_ACKNOWLEDGE);
case com.sun.messaging.jmq.jmsserver.core.Session.NONE:
return (javax.jms.Session.SESSION_TRANSACTED);
case com.sun.messaging.jmq.jmsserver.core.Session.NO_ACK_ACKNOWLEDGE:
return (com.sun.messaging.jms.Session.NO_ACKNOWLEDGE);
default:
return (-1);
}
}
private static Integer getAcknowledgeMode(ConsumerUID cid) {
/*
* Note: May need to convert to javax.jms.Session constant values just
* in case.
*/
return (new Integer(toExternalAckMode(cid.getAckType())));
}
private static String getClientID(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
if (con == null) {
return (null);
}
return (con.getClientID());
}
private static String getConnectionID(ConsumerUID cid) {
ConnectionUID cxnId = getConnectionUID(cid);
if (cxnId == null) {
return (null);
}
return(Long.toString(cxnId.longValue()));
}
public static boolean isDurable(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
if (con != null) {
return (con.isDurableSubscriber());
}
return (false);
}
private static Boolean getDurable(ConsumerUID cid) {
return (new Boolean(isDurable(cid)));
}
public static boolean isDurableActive(ConsumerUID cid) {
if (!isDurable(cid)) {
return (false);
}
Consumer con = Consumer.getConsumer(cid);
if (con != null) {
return (con.isActive());
}
return (false);
}
public static ConnectionUID getConnectionUID(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
ConnectionUID cxnId = null;
if (isDurable(cid)) {
if (!isDurableActive(cid)) {
/*
* Return null if this is an inactive durable
*/
return (null);
}
}
/*
if (con instanceof Subscription) {
List l = ((Subscription)con).getChildConsumers();
Consumer c = (Consumer)l.get(0);
System.err.println("Consumer from child list: " + c);
cid = c.getConnectionUID();
} else {
cid = con.getConnectionUID();
}
*/
if (con != null) {
cxnId = con.getConnectionUID();
}
return (cxnId);
}
private static Boolean getDurableActive(ConsumerUID cid) {
if (!getDurable(cid).booleanValue()) {
return (null);
}
return (new Boolean(isDurableActive(cid)));
}
private static String getDurableName(ConsumerUID cid) {
Consumer con;
Subscription sub;
if (!getDurable(cid).booleanValue()) {
return (null);
}
con = Consumer.getConsumer(cid);
if (con == null) {
return (null);
}
if (con instanceof Subscription) {
return (((Subscription)con).getDurableName());
} else {
sub = con.getSubscription();
if (sub != null) {
return (sub.getDurableName());
} else {
return (null);
}
}
}
private static Boolean getFlowPaused(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
if (con == null) {
return (null);
}
return (new Boolean(con.getIsFlowPaused()));
}
public static ConnectionInfo getConnectionInfo(long id) {
ConnectionManager cm = Globals.getConnectionManager();
ConnectionInfo cxnInfo = null;
IMQConnection cxn = null;
cxn = (IMQConnection)cm.getConnection(new ConnectionUID(id));
if (cxn == null) {
return (null);
}
cxnInfo = cxn.getConnectionInfo();
return (cxnInfo);
}
private static String getHost(ConsumerUID cid) {
ConnectionUID cxnId = getConnectionUID(cid);
if (cxnId == null) {
return (null);
}
ConnectionInfo cxnInfo = getConnectionInfo(cxnId.longValue());
if (cxnInfo == null) {
return (null);
}
String host = null;
if (cxnInfo.remoteIP != null) {
host = String.valueOf(
IPAddress.rawIPToString(cxnInfo.remoteIP, true, true));
}
return (host);
}
private static Long getLastAckTime(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
if (con == null) {
return (null);
}
return (new Long(con.getLastAckTime()));
}
private static Long getNumMsgs(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
if (con == null) {
return (null);
}
return (new Long(con.totalMsgsDelivered()));
}
private static Long getNumMsgsPendingAcks(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
if (con == null) {
return (null);
}
return (new Long(con.numPendingAcks()));
}
private static String getSelector(ConsumerUID cid) {
Consumer con = Consumer.getConsumer(cid);
if (con == null) {
return (null);
}
return (con.getSelectorStr());
}
public static String getServiceOfConnection(long id) {
ConnectionInfo cxnInfo = getConnectionInfo(id);
if (cxnInfo == null) {
return (null);
}
return(cxnInfo.service);
}
private static String getServiceName(ConsumerUID cid) {
ConnectionUID cxnId = getConnectionUID(cid);
if (cxnId == null) {
return (null);
}
String serviceName = getServiceOfConnection(cxnId.longValue());
return (serviceName);
}
private static String getUser(ConsumerUID cid) {
ConnectionUID cxnId = getConnectionUID(cid);
if (cxnId == null) {
return (null);
}
ConnectionInfo cxnInfo = getConnectionInfo(cxnId.longValue());
if (cxnInfo == null) {
return (null);
}
return (cxnInfo.user);
}
}