Module java.base
Package java.io

Interface FileFilter

Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public interface FileFilter
A filter for abstract pathnames.

Instances of this interface may be passed to the listFiles(FileFilter) method of the File class.

Since:
1.2

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    accept​(File pathname)
    Tests whether or not the specified abstract pathname should be included in a pathname list.

  • Method Details

    • accept

      boolean accept​(File pathname)
      Tests whether or not the specified abstract pathname should be included in a pathname list.
      Parameters:
      pathname - The abstract pathname to be tested
      Returns:
      true if and only if pathname should be included