public Optional<String> getFileName() {
    return fileName;
  }
Constructor

@param packageName the package name (of the class)
@param className   the name of the class.
@param method      the name of the method
@param fileName    the name of the file
@param lineNumber  the name of the line number in the file.
@param message     log message
olv-api/src/main/java/pl/otros/logview/api/model/LocationInfo.java