<commit_before>// Author: <NAME>, github.com/konrad-jamrozik
//
package com.github.konrad_jamrozik

import org.apache.commons.io.FilenameUtils

import java.nio.file.Path

class PathExtensions
{
  public static String getExtension(Path self)
  {
    FilenameUtils.getExtension(self.fileName.toString())
  }

  public static List<String> copyDirRecursivelyToDirInDifferentFileSystem(Path self, Path destDir)
  {
    new FileSystemsOperations().copyDirRecursivelyToDirInDifferentFileSystem(self, destDir)
  }
}<commit_msg>fix return type<commit_after>// Author: <NAME>, github.com/konrad-jamrozik
//
package com.github.konrad_jamrozik

import org.apache.commons.io.FilenameUtils

import java.nio.file.Path

class PathExtensions
{
  public static String getExtension(Path self)
  {
    FilenameUtils.getExtension(self.fileName.toString())
  }

  public static void copyDirRecursivelyToDirInDifferentFileSystem(Path self, Path destDir)
  {
    new FileSystemsOperations().copyDirRecursivelyToDirInDifferentFileSystem(self, destDir)
  }
}
{'fraction_non_alphanumeric': 0.09302325581395349, 'fraction_numerical': 0.0, 'mean_word_length': 5.49685534591195, 'pattern_counts': {'":': 0, '<': 6, '<?xml version=': 0, '>': 6, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '7589494', 'n_tokens_mistral': 332, 'n_tokens_neox': 320, 'n_words': 58}