- final static RelationInfo runner(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<RelationInfo> procedure) {
-
- RelationInfoQuery entry = (RelationInfoQuery)provider.cache.relationInfoMap.get(r);
- if(entry == null) {
-
- entry = new RelationInfoQuery(r);
- entry.setPending();
- entry.clearResult(provider.querySupport);
- entry.putEntry(provider);
-
- provider.performForEach(graph, entry, parent, listener, procedure);
-
- return entry.getResult();
-
- } else {
-
- if(!entry.isReady()) {
- synchronized(entry) {
- if(!entry.isReady()) {
- throw new IllegalStateException();
-// if(entry.procs == null) entry.procs = new ArrayList<InternalProcedure<RelationInfo>>();
-// entry.procs.add(procedure);
-// provider.registerDependencies(graph, entry, parent, listener, procedure, false);
-// return entry.getResult();
- }
- }
- }
- provider.performForEach(graph, entry, parent, listener, procedure);
-
- return entry.getResult();
-
- }
-
- }
-
- final public static RelationInfo queryEach(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<RelationInfo> procedure) {
-
- RelationInfoQuery entry = (RelationInfoQuery)provider.cache.relationInfoMap.get(r);
- if(entry != null && entry.isReady()) {
- entry.performFromCache(graph, provider, procedure);
- return entry.getResult();
- }
-
- return runner(graph, r, provider, parent, listener, procedure);
-
- }
-
- final public static RelationInfoQuery probe(ReadGraphImpl graph, int resource) {
-
- final int thread = graph.thread(resource);
- RelationInfoQuery entry = (RelationInfoQuery)graph.processor.cache.relationInfoMap.get(resource);
- if(entry != null && entry.isReady()) {
- return entry;
- } else {
- return null;
- }
-
- }
-
- @Override
- public UnaryQuery<InternalProcedure<RelationInfo>> getEntry(QueryProcessor provider) {
- return provider.cache.relationInfoMap.get(id);
- }
-
- @Override
- public void putEntry(QueryProcessor provider) {
- provider.cache.relationInfoMap.put(id, this);
- }
-