ChainedPathFilter.java

/**
 * Copyright 2013 Netflix, Inc.
 *
 * Licensed 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 com.netflix.aegisthus.tools;


import java.util.List;

import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.PathFilter;

import com.google.common.collect.Lists;

public class ChainedPathFilter implements PathFilter {
	List<PathFilter> pfs = Lists.newArrayList();

	@Override
	public boolean accept(Path path) {
		for (PathFilter pf : pfs) {
			if (!pf.accept(path)) {
				return false;
			}
		}
		return true;
	}
	
	public void add(PathFilter pf) {
		pfs.add(pf);
	}
	
	public void clear() {
		pfs.clear();
	}

}