Get all xml files by file extension : Files « File Input Output « Java

Get all xml files by file extension


import java.util.ArrayList;
import java.util.List;

public class Main {
  public static void main(String[] argv) {
    getXMLFiles(new File("c:\\a"));

  public static File[] getXMLFiles(File folder) {
    List<File> aList = new ArrayList<File>();

    File[] files = folder.listFiles();
    for (File pf : files) {

      if (pf.isFile() && getFileExtensionName(pf).indexOf("xml") != -1) {
    return aList.toArray(new File[aList.size()]);

  public static String getFileExtensionName(File f) {
    if (f.getName().indexOf(".") == -1) {
      return "";
    } else {
      return f.getName().substring(f.getName().length() - 3, f.getName().length());


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