package org.apache.commons.io;

import java.io.FileFilter;
import java.io.IOException;

/* loaded from: classes6.dex */
public abstract class DirectoryWalker<T> {
    private final int a;
    private final FileFilter b;

    /* loaded from: classes6.dex */
    public static class CancelException extends IOException {
    }

    protected DirectoryWalker() {
        this((byte) 0);
    }

    private DirectoryWalker(byte b) {
        this.b = null;
        this.a = -1;
    }
}