Module java.base
Package java.nio.file

Interface DirectoryStream.Filter<T>

  • Type Parameters:
    T - the type of the directory entry
    Enclosing interface:
    DirectoryStream<T>
    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 static interface DirectoryStream.Filter<T>
    An interface that is implemented by objects that decide if a directory entry should be accepted or filtered. A Filter is passed as the parameter to the Files.newDirectoryStream(Path,DirectoryStream.Filter) method when opening a directory to iterate over the entries in the directory.
    Since:
    1.7

    • Method Summary

      Modifier and Type Method Description
      boolean accept​(T entry)
      Decides if the given directory entry should be accepted or filtered.

    • Method Detail

      • accept

        boolean accept​(T entry)
        throws IOException
        Decides if the given directory entry should be accepted or filtered.
        Parameters:
        entry - the directory entry to be tested
        Returns:
        true if the directory entry should be accepted
        Throws:
        IOException - If an I/O error occurs