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/*
* @(#)GetConnectionsHandler.java 1.21 06/28/07
*/
package com.sun.messaging.jmq.jmsserver.data.handlers.admin;
import java.util.Hashtable;
import java.io.IOException;
import java.net.InetAddress;
import java.util.Vector;
import java.util.List;
import java.util.Collection;
import java.util.Iterator;
import com.sun.messaging.jmq.io.Packet;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQConnection;
import com.sun.messaging.jmq.jmsserver.service.Connection;
import com.sun.messaging.jmq.jmsserver.service.ConnectionManager;
import com.sun.messaging.jmq.jmsserver.service.ConnectionUID;
import com.sun.messaging.jmq.io.MetricCounters;
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.ServiceInfo;
import com.sun.messaging.jmq.util.log.Logger;
import com.sun.messaging.jmq.net.IPAddress;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.service.Service;
public class GetConnectionsHandler extends AdminCmdHandler
{
private static boolean DEBUG = getDEBUG();
public GetConnectionsHandler(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() + ": " +
"GetConnections: " + cmd_props);
}
ConnectionManager cm = Globals.getConnectionManager();
String serviceName = (String)cmd_props.get(MessageType.JMQ_SERVICE_NAME);
Long cxnId = (Long)cmd_props.get(MessageType.JMQ_CONNECTION_ID);
int status = Status.OK;
String errMsg = null;
Vector v = new Vector();
Service s = null;
/*
* Only one of {JMQServiceName,JMQConnectionID} will be set.
*
* If JMQServiceName is set, send back only connections on the
* specified service. If JMQServiceName is not set, send back connections
* on all services.
*
* If JMQConnectionID is set, send back only the specified connection;
* send back an error if the id specified cannot be found.
*
* Scenarios:
* JMQServiceName unset, JMQConnectionID unset
* -> send back all connections
* JMQServiceName=jms, JMQConnectionID unset
* -> send back all connections on service 'jms'
* JMQServiceName unset, JMQConnectionID=1234
* -> send back connection with ID=1234
*
* This won't happen but in case it comes across we can do:
* JMQServiceName=jms, JMQConnectionID=1234
* -> send back connection with ID=1234 on service 'jms'
*/
if (serviceName != null) {
s = Globals.getServiceManager().getService(serviceName);
if (s == null) {
status = Status.NOT_FOUND;
errMsg = rb.getString(rb.X_NO_SUCH_SERVICE, serviceName);
}
}
if (status == Status.OK) {
ConnectionInfo cxnInfo = null;
IMQConnection cxn = null;
if (cxnId != null) {
// Get info for one connection
cxn = (IMQConnection)cm.getConnection(
new ConnectionUID(cxnId.longValue()));
if (cxn != null) {
if (DEBUG) {
cxn.dump();
}
cxnInfo = cxn.getConnectionInfo();
v.add(getConnectionInfoHashtable(cxnInfo));
} else {
status = Status.NOT_FOUND;
errMsg = rb.getString(rb.E_NO_SUCH_CONNECTION,
String.valueOf(cxnId.longValue()));
}
} else {
// Get info for all connections on a service
List connections = cm.getConnectionList(s);
Iterator itr = connections.iterator();
while (itr.hasNext()) {
cxn = (IMQConnection)itr.next();
cxnInfo = cxn.getConnectionInfo();
v.add(getConnectionInfoHashtable(cxnInfo));
}
}
}
// Send reply
Packet reply = new Packet(con.useDirectBuffers());
reply.setPacketType(PacketType.OBJECT_MESSAGE);
setProperties(reply, MessageType.GET_CONNECTIONS_REPLY,
status, errMsg);
setBodyObject(reply, v);
parent.sendReply(con, cmd_msg, reply);
return true;
}
/*
* Convenience routine used to convert/return hashtable from
* ConnectionInfo class. This hashtable is returned in the
* GET_CONNECTIONS_REPLY message.
*
* REVISIT: Currently returns dyummy values - actual implementation
* needs to be done.
*/
public static Hashtable getConnectionInfoHashtable(ConnectionInfo cxnInfo) {
Hashtable table = new Hashtable();
table.put("cxnid", new Long(cxnInfo.uuid));
if (cxnInfo.clientID == null) {
cxnInfo.clientID = "";
}
table.put("clientid", cxnInfo.clientID);
if (cxnInfo.remoteIP != null) {
table.put("host", String.valueOf(
IPAddress.rawIPToString(cxnInfo.remoteIP, true, true)));
}
table.put("port", new Integer(cxnInfo.remPort));
table.put("user", cxnInfo.user);
table.put("nproducers", new Integer(cxnInfo.nproducers));
table.put("nconsumers", new Integer(cxnInfo.nconsumers));
table.put("clientplatform", cxnInfo.userAgent);
table.put("service", cxnInfo.service);
return table;
}
}