code: public static synchronized void setBlastPath(String path) {
          // Adding "/" at the end of the sequence
          if (!path.endsWith(File.separator))
              path += File.separatorChar;
  
          // Setting path
          Blast.path = path;
  
          // Resetting all cached command paths
          commandPaths.clear();
      }
docs: Sets the blast path (e.g. ".../tools/blast/bin" or ".../tools/blast/").
  
  @param path path to blast distribution