public List<ResourceRequest> getResourcesToRelease() {
    List<ResourceRequest> release = new ArrayList<ResourceRequest>();
    synchronized(lockObject) {
      for (Integer requestId:
        setDifference(requestedResources.keySet(), requestMap.keySet())) {
        // We update the data structures right away. This assumes that the
        // caller will be able to release the resources.
        ResourceRequest req = requestedResources.remove(requestId);
        if (req != null) {
          release.add(req);
          LOG.info("Filing release for requestId: " + req.getId());
        }
      }
    }
    return release;
  }
public List < ResourceRequest > getResourcesToRelease ( ) { List < ResourceRequest > release = new ArrayList < ResourceRequest > ( ) ; synchronized ( lockObject ) { for ( Integer requestId : setDifference ( requestedResources . keySet ( ) , requestMap . keySet ( ) ) ) { ResourceRequest req = requestedResources . remove ( requestId ) ; if ( req != null ) { release . add ( req ) ; LOG . info ( "Filing release for requestId: " + req . getId ( ) ) ; } } } return release ; }
Go through all the requested resources and find what needs to be released.
@return