How to use

removeIncomingMessagingEdge

method

in

jadex.bpmn.model.MActivity

/**
 *  Helper method connecting two activities using this edge.
 *  The previous connection is removed.
 * 
 *  @param source New source of the edge.
 *  @param target New target of the edge.
 */
public void connect(MActivity source, MActivity target)
{
  if (this.source != null)
  {
    this.source.removeOutgoingMessagingEdge(this);
  }
  
  if (this.target != null)
  {
    this.target.removeIncomingMessagingEdge(this);
  }
  
  this.source = source;
  this.target = target;
  
  source.addOutgoingMessagingEdge(this);
  target.addIncomingMessagingEdge(this);
}
 

entry.getValue().getTarget().removeIncomingMessagingEdge((MMessagingEdge) entry.getValue());
  aentry.getValue().removeIncomingMessagingEdge((MMessagingEdge) entry.getValue());
  aentry.getValue().removeOutgoingMessagingEdge((MMessagingEdge) entry.getValue());;

/**
 *  Sets the target.
 */
public void setTarget(mxICell target)
{
  MMessagingEdge medge = (MMessagingEdge) getBpmnElement();
  if (medge != null)
  {
    if (getTarget() != null)
    {
      VActivity vtgt = (VActivity) getTarget();
      ((MActivity) vtgt.getBpmnElement()).removeIncomingMessagingEdge(medge);
    }
    super.setTarget(target);
    if (target != null)
    {
      VActivity vtgt = (VActivity) getTarget();
      ((MActivity) vtgt.getBpmnElement()).addIncomingMessagingEdge(medge);
      medge.setTarget((MActivity) vtgt.getBpmnElement());
    }
  }
  else
  {
    super.setTarget(target);
  }
}

medge.getTarget().removeIncomingMessagingEdge(medge);
modelcontainer.setDirty(true);