mq5.0-source.main.mq-broker.broker-core.src.main.java.com.sun.messaging.jmq.jmsserver.data.handlers.admin.UpdateServiceHandler Maven / Gradle / Ivy
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/*
* @(#)UpdateServiceHandler.java 1.14 07/12/07
*/
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 com.sun.messaging.jmq.io.Packet;
import com.sun.messaging.jmq.jmsserver.cluster.api.ha.HAMonitorService;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQConnection;
import com.sun.messaging.jmq.jmsserver.service.Service;
import com.sun.messaging.jmq.jmsserver.service.ServiceManager;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQService;
import com.sun.messaging.jmq.io.*;
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;
public class UpdateServiceHandler extends AdminCmdHandler
{
private static boolean DEBUG = getDEBUG();
public UpdateServiceHandler(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);
}
ServiceInfo info = (ServiceInfo)getBodyObject(cmd_msg);
int status = Status.OK;
String errMsg = null;
ServiceManager sm = Globals.getServiceManager();
Service svc = null;
HAMonitorService hamonitor = Globals.getHAMonitorService();
if (hamonitor != null && hamonitor.inTakeover()) {
status = Status.ERROR;
errMsg = rb.getString(rb.E_CANNOT_PROCEED_TAKEOVER_IN_PROCESS);
logger.log(Logger.ERROR, this.getClass().getName() + ": " + errMsg);
} else {
if (info.name == null || ((svc= sm.getService(info.name)) == null)) {
status = Status.ERROR;
errMsg = rb.getString( rb.X_NO_SUCH_SERVICE,
(info.name == null ? "" : info.name));
}
}
// OK .. set the service information
if (status == Status.OK) {
if (! (svc instanceof IMQService)) {
status = Status.ERROR;
errMsg = "Internal Error: can updated non-standard Service";
} else {
// XXX - really we want to do this through properties, I need
// to repair this by fcs
try {
IMQService stsvc = (IMQService)svc;
int port = -1;
int min = -1;
int max = -1;
if (info.isModified(info.PORT)) {
port = info.port;
}
if (info.isModified(info.MIN_THREADS)) {
min = info.minThreads;
}
if (info.isModified(info.MAX_THREADS)) {
max = info.maxThreads;
}
if (port != -1 || min !=-1 || max != -1) {
stsvc.updateService(port, min, max);
} else {
status = Status.ERROR;
errMsg = rb.getString( rb.X_NO_SERVICE_PROPS_SET,
info.name);
}
} catch (Exception ex) {
logger.logStack(Logger.WARNING, rb.W_ERROR_UPDATING_SERVICE,
svc.getName(), ex);
status = Status.ERROR;
errMsg = getMessageFromException(ex);
}
}
}
// Send reply
Packet reply = new Packet(con.useDirectBuffers());
reply.setPacketType(PacketType.OBJECT_MESSAGE);
setProperties(reply,
MessageType.UPDATE_SERVICE_REPLY, status, errMsg);
parent.sendReply(con, cmd_msg, reply);
return true;
}
}