/*
 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package build.tools.cldrconverter;

import java.util.ArrayList;
import java.util.List;
import java.util.stream.IntStream;

class StringListEntry extends Entry<List<String>> {

    private List<String> value;

    StringListEntry(String qName, Container parent, String key) {
        super(qName, parent, key);
        value = new ArrayList<>();
    }

    void addCharacters(int index, char[] characters, int start, int length) {
        // fill with empty strings when the patterns start from index > 0
        if (value.size() < index) {
            IntStream.range(0, index).forEach(i -> value.add(i, ""));
            value.add(index, new String(characters, start, length));
        } else {
            value.add(index, new String(characters, start, length));
        }
    }

    @Override
    List<String> getValue() {
        for (String element : value) {
            if (element != null) {
                return value;
            }
        }
        return null;
    }

}