Java™ Platform
Standard Ed. 8
compact1, compact2, compact3
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 and 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
Java™ Platform
Standard Ed. 8

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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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