drools-eclipse/org.drools.eclipse/src/main/java/org/drools/eclipse/editors/rete/part/ConnectionEditPart.java
protected IFigure createFigure() {
        PolylineConnection connection = new ConnectionFigure();
        PolylineDecoration decoration = new PolylineDecoration();
        connection.setTargetDecoration( decoration );
        return connection;
    }
protected IFigure createFigure() {
        PolylineConnection connection = new ConnectionFigure();
        PolylineDecoration decoration = new PolylineDecoration();
        connection.setTargetDecoration( decoration );
        return connection;
    }
/* (non-Javadoc)
@see org.eclipse.gef.editparts.AbstractGraphicalEditPart#createFigure()