public List<String> getJavaFilePaths(String localGitFolder, int firstXFiles) throws NoHeadException, IOException, GitAPIException{
		List<String> paths = new ArrayList<String>();
		String[] entries = getIndexedFilePaths(localGitFolder, firstXFiles);
		for(String entry:entries){
			if (entry != null) {
				if(entry.endsWith(".java")){
					paths.add(entry);
					System.out.println(entry);
				}
			}
		}
		return paths;
	}