SelectForDualAnnotation.java 文件源码

private static ImmutableMultimap<Symbol, Symbol> makeAnnotatorsToDocumentsMap(
    Table<Symbol, Symbol, Symbol> annotatorsTable, Set<Symbol> targetDocIDs) {
  final ImmutableMultimap.Builder<Symbol, Symbol> ret = ImmutableMultimap.builder();

  for (final Symbol docID : targetDocIDs) {
    for (final Symbol annotator : annotatorsTable.row(docID).values()) {
      ret.put(annotator, docID);
    }
  }

  return ret.build();
}