/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.commons.vfs;

/**
 * Information about a file, that is used to select files during the
 * traversal of a hierarchy.
 *
 * @author <a href="mailto:adammurdoch@apache.org">Adam Murdoch</a>
 * @version $Revision: 764356 $ $Date: 2009-04-13 12:06:01 +0800 (一, 2009-04-13) $
 * @todo Rename this interface, as it is used by both FileSelector and FileVisitor.
 */
public interface FileSelectInfo
{
    /**
     * Returns the base folder of the traversal.
     * @return FileObject representing the base folder.
     */
    FileObject getBaseFolder();

    /**
     * Returns the file (or folder) to be considered.
     * @return The FileObject.
     */
    FileObject getFile();

    /**
     * Returns the depth of the file relative to the base folder.
     * @return The depth of the file relative to the base folder.
     */
    int getDepth();
}
