Neha, i have implemented this using drools.
Here on the basis of message property i am routing my message to different services. Please have a look if it can help you.

#created on: Oct 30, 2006
package com.jboss.soa.esb.routing.cbr

#list any import classes here.
import org.jboss.soa.esb.message.Message;
import org.jboss.soa.esb.message.Properties;

#declare any global variables here
global java.util.List destinations;

rule "FTPService Rule"
 when
 m : Message()
 props : Properties() from m.getProperties()
 eval(props.getProperty("CommunicationMode").equals("FTP"))
 then
 System.out.println("#########Inside FTPService Rule#########");
 destinations.add("FTP-destination");
end

rule "SMTPService Rule"
 when
 m : Message()
 props : Properties() from m.getProperties()
 eval(props.getProperty("CommunicationMode").equals("SMTP"))
 then
 System.out.println("#######Inside SMTPService Rule#########");
 destinations.add("SMTP-destination");
end

<action name="routingAction" class="org.jboss.soa.esb.actions.ContentBasedRouter">
<property name="ruleSet" value="RoutingRules.drl"/>
<property name="ruleReload" value="true"/>
<property name="destinations">
 <route-to destination-name="FTP-destination" service-category="FTPServiceESBCategory" service-name="FTPServiceESB" />
 <route-to destination-name="SMTP-destination" service-category="SMTPServiceESBCategory" service-name="SMTPServiceESB" />
</property>
</action>

Don't forget you can always provide code drops for others in the community by putting them in the sandbox.