String clientMaskString = msgToForward.getHeader(SCMPHeaderAttributeKey.MASK);
SubscriptionMask cascClientMask = cascClient.getSubscriptionMask();
String cascadedMask = SubscriptionMask.masking(cascClientMask, clientMaskString);
msgToForward.setHeader(SCMPHeaderAttributeKey.CASCADED_MASK, cascadedMask);
SCMPCscSubscribeCall subscribeCall = new SCMPCscSubscribeCall(this.requester, msgToForward);
subscribeCall.invoke(callback, oti);
}
/**
* Change subscription cascaded SC with active cascaded client.
*