private void completeExecuteArc(GraphProcess process, Node targetNode, List<ArcToken> tokens) {
NodeToken nodeToken = getFactory().newNodeToken(process, targetNode, tokens);
process.addNodeToken(nodeToken);
// Add new node token to add the token sets which its generating arc tokens are members of
Set<TokenSet> tokenSets = new HashSet<TokenSet>();
for (ArcToken token : tokens) {
for (ArcTokenSetMember setMember : token.getTokenSetMemberships()) {
TokenSet tokenSet = setMember.getTokenSet();
if (!tokenSet.isComplete() && !tokenSets.contains(tokenSet)) {
tokenSets.add(tokenSet);
NodeTokenSetMember newSetMember =
getFactory().newNodeTokenSetMember(tokenSet, nodeToken, setMember.getMemberIndex());
tokenSet.getActiveNodeTokens(this).add(nodeToken);
nodeToken.getTokenSetMemberships().add(newSetMember);
}
}
}
fireEvent(NodeTokenEvent.newCreatedEvent(this, nodeToken));
for (ArcToken token : tokens) {
process.removeActiveArcToken(token);
if (token.isPending()) {
token.markProcessed(this);
}
token.markComplete(this, nodeToken);
fireEvent(ArcTokenEvent.newCompletedEvent(this, token));
}
executeNode(process, nodeToken);
}
private void reactivateTokenSets() {
for (TokenSet tokenSet : tokenSets) {
if (tokenSet.isComplete()
&& (!tokenSet.getActiveArcTokens(engine).isEmpty()
|| !tokenSet.getActiveNodeTokens(engine).isEmpty())) {
tokenSet.reactivateForBacktrack(engine);
}
}
}
private void shareTokenSets(final ArcToken newToken, final ArcToken origToken) {
for (ArcTokenSetMember setMember : origToken.getTokenSetMemberships()) {
TokenSet tokenSet = setMember.getTokenSet();
ArcTokenSetMember newSetMember =
engine.getFactory().newArcTokenSetMember(tokenSet, newToken, setMember.getMemberIndex());
newToken.getTokenSetMemberships().add(newSetMember);
tokenSet.getActiveArcTokens(engine).add(newToken);
tokenSets.add(tokenSet);
}
}
private ArcToken generateArcToken(
final GraphProcess process, final Arc arc, final NodeToken token) {
ArcToken arcToken = getFactory().newArcToken(process, arc, ExecutionType.Forward, token);
token.getChildTokens().add(arcToken);
for (NodeTokenSetMember setMember : token.getTokenSetMemberships()) {
TokenSet tokenSet = setMember.getTokenSet();
if (!tokenSet.isComplete()) {
ArcTokenSetMember newSetMember =
getFactory().newArcTokenSetMember(tokenSet, arcToken, setMember.getMemberIndex());
tokenSet.getActiveArcTokens(this).add(arcToken);
arcToken.getTokenSetMemberships().add(newSetMember);
}
}
return arcToken;
}
public void completeWithNewTokenSet(
final NodeToken token,
final String arcName,
final String tokenSetName,
final int numberOfTokens,
final boolean asynchronous,
final Env initialEnv,
final Map<String, List<?>> initialMemberEnv) {
GraphProcess process = token.getProcess();
if (!process.isExecuting() || token.isComplete()) {
return;
}
completeNodeToken(process, token, arcName);
List<? extends Arc> outArcs = process.getGraph().getOutputArcs(token.getNode(), arcName);
if (!outArcs.isEmpty()) {
TokenSet tokenSet = getFactory().newTokenSet(process, tokenSetName, numberOfTokens);
if (initialEnv != null) {
tokenSet.getEnv().importEnv(initialEnv);
}
if (initialMemberEnv != null) {
TokenSetMemberEnv memberEnv = tokenSet.getMemberEnv();
for (Map.Entry<String, List<?>> entry : initialMemberEnv.entrySet()) {
memberEnv.setAttribute(entry.getKey(), entry.getValue());
}
}
for (int memberIndex = 0; memberIndex < numberOfTokens; memberIndex++) {
for (Arc arc : outArcs) {
ArcToken arcToken = generateArcToken(process, arc, token);
ArcTokenSetMember setMember =
getFactory().newArcTokenSetMember(tokenSet, arcToken, memberIndex);
tokenSet.getActiveArcTokens(this).add(arcToken);
arcToken.getTokenSetMemberships().add(setMember);
finishNewArcTokenProcessing(process, arcToken, asynchronous);
}
}
}
}
