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/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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.lucene.store;

import java.util.Arrays;

/**
 */
public final class StoreUtils {

    private StoreUtils() {

    }

    public static String toString(Directory directory) {
        if (directory instanceof NIOFSDirectory) {
            NIOFSDirectory niofsDirectory = (NIOFSDirectory)directory;
            return "niofs(" + niofsDirectory.getDirectory() + ")";
        }
        if (directory instanceof MMapDirectory) {
            MMapDirectory mMapDirectory = (MMapDirectory)directory;
            return "mmapfs(" + mMapDirectory.getDirectory() + ")";
        }
        if (directory instanceof SimpleFSDirectory) {
            SimpleFSDirectory simpleFSDirectory = (SimpleFSDirectory)directory;
            return "simplefs(" + simpleFSDirectory.getDirectory() + ")";
        }
        if (directory instanceof FileSwitchDirectory) {
            FileSwitchDirectory fileSwitchDirectory = (FileSwitchDirectory) directory;
            return "default(" + toString(fileSwitchDirectory.getPrimaryDir()) + "," + toString(fileSwitchDirectory.getSecondaryDir()) + ")";
        }

        return directory.toString();
    }

    public static String toString(Directory[] directories) {
        String[] strings = new String[directories.length];
        for(int i=0;i