commons-vfs2/src/main/java/org/apache/commons/vfs2/filter/SizeRangeFileFilter.java

/*
 * 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.vfs2.filter;

import java.io.Serializable;

import org.apache.commons.vfs2.FileFilter;
import org.apache.commons.vfs2.FileSelectInfo;
import org.apache.commons.vfs2.FileSystemException;

/**
 * Filter that accepts files whose size is >= minimum size and <= maximum
 * size.
 *
 * @since 2.4
 */
public class SizeRangeFileFilter implements FileFilter, Serializable {

    private static final long serialVersionUID = 1L;

    private final FileFilter filter;

    /**
     * Constructor with sizes.
     *
     * @param minSizeInclusive the minimum file size (inclusive)
     * @param maxSizeInclusive the maximum file size (inclusive)
     */
    public SizeRangeFileFilter(final long minSizeInclusive, final long maxSizeInclusive) {
        final FileFilter minimumFilter = new SizeFileFilter(minSizeInclusive, true);
        final FileFilter maximumFilter = new SizeFileFilter(maxSizeInclusive + 1L, false);
        filter = new AndFileFilter(minimumFilter, maximumFilter);
    }

    @Override
    public boolean accept(final FileSelectInfo fileSelectInfo) throws FileSystemException {
        return filter.accept(fileSelectInfo);
    }

}