public void unrelateAcrossR25From(Model_c target, boolean notifyChanges) {
if (target == null) return;
if (IsMovingInModel == null) return; // already unrelated
if (target != IsMovingInModel) {
Exception e = new Exception();
e.fillInStackTrace();
CanvasPlugin.logError("Tried to unrelate from non-related instance across R25", e);
return;
}
if (target != null) {
target.clearBackPointerR25To(this);
}
if (IsMovingInModel != null) {
m_diagramid = IsMovingInModel.getDiagramid();
if (IdAssigner.NULL_UUID.equals(m_diagramid)) {
m_diagramid = IsMovingInModel.getDiagramidCachedValue();
}
IsMovingInModel = null;
target.removeRef();
if (notifyChanges) {
RelationshipChangeModelDelta change =
new RelationshipChangeModelDelta(
Modeleventnotification_c.DELTA_ELEMENT_UNRELATED, this, target, "25", "");
Ooaofgraphics.getDefaultInstance().fireModelElementRelationChanged(change);
}
}
}
