public void setAckMode(String ackMode) {
		if ("CLIENT_ACKNOWLEDGE".equals(ackMode)) {
			this.ackMode = Session.CLIENT_ACKNOWLEDGE;
		}
		if ("AUTO_ACKNOWLEDGE".equals(ackMode)) {
			this.ackMode = Session.AUTO_ACKNOWLEDGE;
		}
		if ("DUPS_OK_ACKNOWLEDGE".equals(ackMode)) {
			this.ackMode = Session.DUPS_OK_ACKNOWLEDGE;
		}
		if ("SESSION_TRANSACTED".equals(ackMode)) {
			this.ackMode = Session.SESSION_TRANSACTED;
		}
	}