public void setOpenEnded( OpenEndedConnectionStrategy openEnded ) {
		if( openEnded == null ){
			openEnded = OpenEndedConnectionStrategy.NULL;
		}
		
		this.openEnded.endConnecting();
		this.openEnded.setParent( null );
		
		this.openEnded = openEnded;
		this.openEnded.setParent( site );
	}