/**
* Removes an incoming rnrm:isFlowingTo edge from the specified element such that a path from the
* start element to the specified element still exists.
*
* @param procElement Element to remove an incoming edge from
* @return True if an edge was safely removed. False if no edges could be removed without
* eliminating the path.
*/
public boolean removeNonBreakingIncomingArc(Resource procElement) {
boolean foundSafeRemoval = false;
if (process.completePathExists()) {
List<Statement> incomingArcs = process.getIncomingEdges(procElement);
for (Statement stmt : incomingArcs) {
process.getModel().remove(stmt);
if (process.pathExists(process.getStartElement(), procElement)) {
foundSafeRemoval = true;
break;
} else {
process.getModel().add(stmt);
}
}
}
return foundSafeRemoval;
}
