public boolean contains(final String threadId, final String frameId, final String name) {
      final Map<String, Set<String>> threadVars = myData.get(threadId);
      if (threadVars == null) return false;

      final Set<String> frameVars = threadVars.get(frameId);
      if (frameVars == null) return false;

      return frameVars.contains(name);
    }
public boolean contains(final String threadId, final String frameId, final String name)