private static GraphSet getGraphs(boolean useLogFiles, Set<String> keyFilters, File[] files)
      throws IOException {
    Filter graphFilter = new KeyFilter(keyFilters);


    GraphReader reader = new GraphReader(files);
    final GraphSet graphs;
    if (keyFilters.isEmpty()) {
      graphs = reader.readGraphs(useLogFiles);
    } else {
      graphs = reader.readGraphs(graphFilter, useLogFiles);
    }
    return graphs;
  }
Create the GUI and show it. For thread safety, this method should be invoked from the
event-dispatching thread.
geode-core/src/test/java/org/apache/geode/sequence/GemfireSequenceDisplay.java