code: public static boolean deleteMMapGraph(String path) {
  		String directory = ensureDirectory(path);
  
  		File f = new File(directory);
  		boolean ok = true;
  		
  		if (f.exists()) {
  			ok = new File(directory + "nodes.mmap").delete();
  			ok = new File(directory + "edges.mmap").delete() && ok;
  			ok = new File(directory + "treeMap.mmap").delete() && ok;
  			ok = f.delete() && ok;
  		}
  		
  		return ok;
  	}
docs: Delete a graph from the given path.
  @param path to search the file that contains the graph that will be deleted.
  @return true if the MMap Graph was deleted without problems, false otherwise.