Method getCoextensiveAnnotationsWorker

src/main/java/gate/Utils.java:1065–1087

(AnnotationSet source,
      String type, long start, long end)

  }

  private static AnnotationSet getCoextensiveAnnotationsWorker(AnnotationSet source,
      String type, long start, long end) {
    if (source instanceof gate.annotation.AnnotationSetImpl) {
      AnnotationSet ret = ((AnnotationSetImpl) source).getStrict(start,
          end);
      if (type != null) {
        return ret.get(type);
      } else {
        return ret;
      }
    } else {
      AnnotationSet annset = source.getContained(start, end);
      List<Annotation> annotationsToAdd = new ArrayList<Annotation>();
      for (Annotation ann : annset) {
        if (start(ann) == start && end(ann) == end) {
          if (type == null || ann.getType().equals(type)) {
            annotationsToAdd.add(ann);
          }
        }
      }
      return Factory.createImmutableAnnotationSet(source.getDocument(), annotationsToAdd);
    }
  }
  
  /**
   * This will replace all occurrences of variables of the form $env{name},