Hi Gayan, I can see that you have added $subject as a generic List type [1]. May be we could change this to a specific List type: List<String>, otherwise developers would not know which type of a list to set. WDYT?
[1] https://github.com/apache/stratos/blob/fea9104848525bc9148d253e69bf66380c62ebbd/components/org.apache.stratos.messaging/src/main/java/org/apache/stratos/messaging/domain/topology/Cluster.java Thanks -- Imesh Gunaratne Technical Lead, WSO2 Committer & PMC Member, Apache Stratos
