java/io/FileFilter.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * particular file as subject to the "Classpath" exception as provided
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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package java.io;


/**
 * A filter for abstract pathnames.
 *
 * <p> Instances of this interface may be passed to the <code>{@link
 * File#listFiles(java.io.FileFilter) listFiles(FileFilter)}</code> method
 * of the <code>{@link java.io.File}</code> class.
 *
 * @since 1.2
 */
@FunctionalInterface
public interface FileFilter {

    /**
     * Tests whether or not the specified abstract pathname should be
     * included in a pathname list.
     *
     * @param  pathname  The abstract pathname to be tested
     * @return  <code>true</code> if and only if <code>pathname</code>
     *          should be included
     */
    boolean accept(File pathname);
}