private void stop(final File workingDir, final String stopRequestFileName) throws IOException {
    File stopRequestFile = new File(workingDir, stopRequestFileName);
    if (!stopRequestFile.exists()) {
      stopRequestFile.createNewFile();
    }
  }
Constructs an instance for controlling a local process.

@param parameters details about the controllable process
@param pid process id identifying the process to control
@param timeout the timeout that operations must complete within
@param units the units of the timeout

@throws IllegalArgumentException if pid is not a positive integer
geode-core/src/main/java/org/apache/geode/internal/process/FileProcessController.java