code: private static void initDefaultsFromConfiguration(Configuration configuration) {
  		final long to = configuration.getLong(ConfigConstants.FS_STREAM_OPENING_TIMEOUT_KEY,
  			ConfigConstants.DEFAULT_FS_STREAM_OPENING_TIMEOUT);
  		if (to < 0) {
  			LOG.error("Invalid timeout value for filesystem stream opening: " + to + ". Using default value of " +
  				ConfigConstants.DEFAULT_FS_STREAM_OPENING_TIMEOUT);
  			DEFAULT_OPENING_TIMEOUT = ConfigConstants.DEFAULT_FS_STREAM_OPENING_TIMEOUT;
  		} else if (to == 0) {
  			DEFAULT_OPENING_TIMEOUT = 300000; // 5 minutes
  		} else {
  			DEFAULT_OPENING_TIMEOUT = to;
  		}
  	}
docs: Initialize defaults for input format. Needs to be a static method because it is configured for local
  cluster execution.
  @param configuration The configuration to load defaults from