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

      All Methods Instance Methods Abstract Methods 
      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 Detail

      • 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