001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.gwt.shared;
029
030import org.opencms.relations.CmsCategory;
031import org.opencms.util.CmsStringUtil;
032
033import java.util.List;
034
035import com.google.common.collect.Lists;
036
037/**
038 * Recursive category tree entry.<p>
039 *
040 * @since 8.0.0
041 */
042public class CmsCategoryTreeEntry extends CmsCategoryBean {
043
044    /** The children. */
045    private List<CmsCategoryTreeEntry> m_children = Lists.newArrayList();
046
047    /**
048     * Clone constructor.<p>
049     *
050     * @param category the category to clone
051     */
052    public CmsCategoryTreeEntry(CmsCategory category) {
053
054        super(category);
055    }
056
057    /**
058     * Constructor for serialization.<p>
059     */
060    protected CmsCategoryTreeEntry() {
061
062        // do nothing
063    }
064
065    /**
066     * Adds a child entry.<p>
067     *
068     * @param child the child to add
069     */
070    public void addChild(CmsCategoryTreeEntry child) {
071
072        m_children.add(child);
073    }
074
075    /**
076     * Returns the children.<p>
077     *
078     * @return the children
079     */
080    public List<CmsCategoryTreeEntry> getChildren() {
081
082        return m_children;
083    }
084
085    /**
086     * Gets the title of the category, or the name if the title is not set.<p>
087     *
088     * @return the title or name
089     */
090    public Object getTitleOrName() {
091
092        String result = getTitle();
093        if (CmsStringUtil.isEmptyOrWhitespaceOnly(result)) {
094            result = getPath();
095        }
096        return result;
097    }
098
099    /**
100     * Sets the children.<p>
101     *
102     * @param children the children to set
103     */
104    public void setChildren(List<CmsCategoryTreeEntry> children) {
105
106        m_children = children;
107    }
108}