NodeSorter.java

/*
 * Copyright (C) 2014 David Sowerby
 *
 * 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 uk.q3c.krail.core.navigate.sitemap;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import uk.q3c.krail.core.navigate.sitemap.comparator.AlphabeticAscending;
import uk.q3c.krail.core.navigate.sitemap.comparator.InsertionOrderAscending;

import java.util.Collections;
import java.util.List;

public class NodeSorter {
    private static Logger log = LoggerFactory.getLogger(NodeSorter.class);
    private final List<UserSitemapNode> nodeList;
    private final boolean sorted;

    public NodeSorter(List<UserSitemapNode> nodeList, boolean sorted) {
        this.nodeList = nodeList;
        this.sorted = sorted;
    }

    public void sort() {
        if (sorted) {
            log.debug("'sorted' is true, sorting by collation key");
            Collections.sort(nodeList, new AlphabeticAscending());
        } else {
            log.debug("'sorted' is false, using insertion order");
            Collections.sort(nodeList, new InsertionOrderAscending());
        }

    }

}