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/*
* @(#)GetServicesHandler.java 1.29 06/28/07
*/
package com.sun.messaging.jmq.jmsserver.data.handlers.admin;
import java.util.Hashtable;
import java.io.IOException;
import java.io.*;
import java.util.Vector;
import java.util.List;
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.io.*;
import com.sun.messaging.jmq.util.ServiceState;
import com.sun.messaging.jmq.util.admin.MessageType;
import com.sun.messaging.jmq.util.admin.ServiceInfo;
import com.sun.messaging.jmq.util.log.Logger;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.util.MetricManager;
import com.sun.messaging.jmq.jmsserver.config.*;
import com.sun.messaging.jmq.jmsserver.service.ServiceManager;
import com.sun.messaging.jmq.jmsserver.service.Service;
import com.sun.messaging.jmq.jmsserver.service.ConnectionManager;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQService;
public class GetServicesHandler extends AdminCmdHandler
{
private static boolean DEBUG = getDEBUG();
private static final String SERVICE_PREFIX = Globals.IMQ + ".";
private static BrokerConfig props = Globals.getConfig();
public GetServicesHandler(AdminDataHandler parent) {
super(parent);
}
public static ServiceInfo getServiceInfo(String name) {
ServiceManager sm = Globals.getServiceManager();
ConnectionManager cm = Globals.getConnectionManager();
MetricManager mm = Globals.getMetricManager();
/* XXX REVISIT dipol 10/17/00 we should probably put this logic
* into the ServiceManager so knowledge of property names
* is encapsulated there.
*/
String proto = props.getProperty(SERVICE_PREFIX +
name + ".protocoltype");
// Fill in admin service info object
ServiceInfo si = new com.sun.messaging.jmq.util.admin.ServiceInfo();
si.name = name;
si.protocol = proto;
// strange kludge here ...
// if protocol is tcp or tls, it defaults to 0
int default_value=-1;
if (si.protocol != null) {
if (si.protocol.equals("tcp") || si.protocol.equals("tls"))
default_value = 0;
}
si.port = props.getIntProperty(SERVICE_PREFIX +
name + "." + proto + ".port", default_value);
if (si.port == 0) {
si.dynamicPort = true;
} else {
si.dynamicPort = false;
}
si.minThreads = props.getIntProperty(SERVICE_PREFIX + name + ".min_threads");
si.maxThreads = props.getIntProperty(SERVICE_PREFIX + name + ".max_threads");
si.type = sm.getServiceType(name);
Service service = sm.getService(name);
if (service != null) {
si.nConnections = cm.getNumConnections(service);
si.state = service.getState();
if (service instanceof IMQService) {
IMQService ss = (IMQService)service;
si.currentThreads = ss.getActiveThreadpool();
si.minThreads = ss.getMinThreadpool();
si.maxThreads = ss.getMaxThreadpool();
// If we were configured to use dynamic ports, get the
// port number that is acutally being used
if (si.port == 0 && ss.getProtocol() != null) {
si.port = ss.getProtocol().getLocalPort();
}
}
if (mm != null) {
si.metrics = mm.getMetricCounters(name);
} else {
si.metrics = null;
}
} else {
// Service is not intitialized
si.state = ServiceState.UNKNOWN;
}
return si;
}
/**
* 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() + ": " +
"Getting services " + cmd_props);
}
int status = Status.OK;
String errMsg = null;
String service = (String)cmd_props.get(MessageType.JMQ_SERVICE_NAME);
ServiceManager sm = Globals.getServiceManager();
ConnectionManager cm = Globals.getConnectionManager();
// Get the list of service names from the ServiceManager
List serviceNames = sm.getAllServiceNames();
// Iterate through services
Vector v = new Vector();
Iterator iter = serviceNames.iterator();
while (iter.hasNext()) {
String name = (String)iter.next();
if (service == null) {
ServiceInfo si = getServiceInfo(name);
v.add(si);
} else if (service.equals(name)) {
ServiceInfo si = getServiceInfo(name);
v.add(si);
break;
}
}
if (service != null && v.size() == 0) {
// Specified service did not exist
status = Status.NOT_FOUND;
errMsg = rb.getString(rb.X_NO_SUCH_SERVICE, service);
}
// Write reply
Packet reply = new Packet(con.useDirectBuffers());
reply.setPacketType(PacketType.OBJECT_MESSAGE);
setProperties(reply, MessageType.GET_SERVICES_REPLY, status, errMsg);
setBodyObject(reply, v);
parent.sendReply(con, cmd_msg, reply);
return true;
}
}