PHP_CodeSniffer_File::getFilename PHP Method

    public function getFilename()
    {
        return $this->_file;
    }

 /**
  * Processes this test, when one of its tokens is encountered.
  *
  * @param  PHP_CodeSniffer_File $phpcsFile The file being scanned.
  * @param  integer              $stackPtr  The position of the current token in the
  *                                         stack passed in $tokens.
  * @return void
  */
 public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
 {
     $tokens = $phpcsFile->getTokens();
     $decName = $phpcsFile->findNext(T_STRING, $stackPtr);
     $fileName = dirname($phpcsFile->getFilename());
     $GnPosition = strrpos($fileName, DIRECTORY_SEPARATOR . 'GN');
     if (false === $GnPosition) {
         return;
     }
     $fileName = substr($fileName, $GnPosition + 1);
     $fileName .= DIRECTORY_SEPARATOR . basename($phpcsFile->getFilename());
     $fileName = substr($fileName, 0, strrpos($fileName, '.'));
     $className = $fileName;
     $className = substr($className, strpos($className, '_'));
     $className = substr($className, strpos($className, DIRECTORY_SEPARATOR) + 1);
     $fileName = str_replace(DIRECTORY_SEPARATOR, '_', $fileName);
     $className = str_replace(DIRECTORY_SEPARATOR, '_', $className);
     if (strpos($fileName, '__') === false) {
         $className = $fileName;
     }
     if ($tokens[$decName]['content'] !== $fileName and $tokens[$decName]['content'] !== $className) {
         $name = ucfirst($tokens[$stackPtr]['content']);
         $file .= '"' . $tokens[$stackPtr]['content'] . ' ' . $className . '".';
         $phpcsFile->addEvent('MATCH_CLASS_NAME', array('name' => $name, 'file' => $file), $stackPtr);
     }
 }