/** Tests if all anchor images in a given event actually occur in the graph. */
private void checkEvent(RuleEvent event) {
if (event instanceof CompositeEvent) {
for (RuleEvent subEvent : ((CompositeEvent) event).getEventSet()) {
checkEvent(subEvent);
}
} else {
for (int i = 0; i < event.getRule().getAnchor().size(); i++) {
AnchorValue anchorImage = event.getAnchorImage(i);
HostGraph host = MatchCollector.this.state.getGraph();
boolean instanceCondition = !(anchorImage instanceof ValueNode);
boolean edgeCondition = !host.containsEdge((HostEdge) anchorImage);
if (anchorImage.getAnchorKind() == AnchorKind.EDGE && edgeCondition) {
assert false : String.format("Edge %s does not occur in graph %s", anchorImage, host);
} else if (anchorImage.getAnchorKind() == AnchorKind.NODE
&& instanceCondition
&& edgeCondition) {
assert false : String.format("Node %s does not occur in graph %s", anchorImage, host);
}
}
}
}
/** Builds the connection map for a given host graph. */
private Map<Record, List<Record>> buildConnect(HostGraph host) {
this.recordMap.clear();
Map<Record, List<Record>> connect = new LinkedHashMap<Record, List<Record>>();
for (TypeEdge check : this.checks) {
Set<? extends HostEdge> edges = host.edgeSet(check.label());
for (HostEdge edge : edges) {
Record source = getRecord(edge.source());
List<Record> targets = connect.get(source);
if (targets == null) {
targets = new ArrayList<Record>();
connect.put(source, targets);
}
targets.add(getRecord(edge.target()));
}
}
return connect;
}
private HostNode addNode(HostGraph result, String id) {
HostNode node = result.getFactory().createNode(Integer.parseInt(id));
result.addEdge(node, TypeLabel.createLabel(EdgeRole.FLAG, "i" + id), node);
return node;
}