001/*
002 * (C) Copyright 2019 Nuxeo (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Florent Guillaume
018 */
019package org.nuxeo.ecm.core.blob;
020
021import java.nio.file.Path;
022
023import org.nuxeo.ecm.core.api.NuxeoException;
024
025/**
026 * Stores a file in a directory based on its key.
027 *
028 * @since 11.1
029 */
030public class PathStrategyFlat extends PathStrategy {
031
032    public PathStrategyFlat(Path dir) {
033        super(dir);
034    }
035
036    @Override
037    public Path getPathForKey(String key) {
038        Path path = dir.resolve(key);
039        if (!path.normalize().getParent().equals(dir)) {
040            throw new NuxeoException("Invalid key: " + key);
041        }
042        return path;
043    }
044
045}