public GenericFileOutputOperator(){
  setTupleSeparator(System.getProperty("line.separator"));
  setExpireStreamAfterAccessMillis(DEFAULT_STREAM_EXPIRY_ACCESS_MILL);
  setRotationWindows(DEFAULT_ROTATION_WINDOWS);
}

public GenericFileOutputOperator ( ) { setTupleSeparator ( System . getProperty ( "line.separator" ) ) ; setExpireStreamAfterAccessMillis ( DEFAULT_STREAM_EXPIRY_ACCESS_MILL ) ; setRotationWindows ( DEFAULT_ROTATION_WINDOWS ) ; }
initializing default values for tuple separator , stream expiry , rotation windows
