001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portlet.messageboards.model.impl;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portlet.messageboards.model.MBCategory;
020    import com.liferay.portlet.messageboards.service.MBCategoryLocalServiceUtil;
021    import com.liferay.portlet.messageboards.util.MBUtil;
022    
023    import java.util.ArrayList;
024    import java.util.List;
025    
026    /**
027     * @author Brian Wing Shun Chan
028     */
029    public class MBCategoryImpl extends MBCategoryModelImpl implements MBCategory {
030    
031            public MBCategoryImpl() {
032            }
033    
034            public List<Long> getAncestorCategoryIds()
035                    throws PortalException, SystemException {
036    
037                    List<Long> ancestorCategoryIds = new ArrayList<Long>();
038    
039                    MBCategory category = this;
040    
041                    while (true) {
042                            if (!category.isRoot()) {
043                                    category = MBCategoryLocalServiceUtil.getCategory(
044                                            category.getParentCategoryId());
045    
046                                    ancestorCategoryIds.add(category.getCategoryId());
047                            }
048                            else {
049                                    break;
050                            }
051                    }
052    
053                    return ancestorCategoryIds;
054            }
055    
056            public List<MBCategory> getAncestors()
057                    throws PortalException, SystemException {
058    
059                    List<MBCategory> ancestors = new ArrayList<MBCategory>();
060    
061                    MBCategory category = this;
062    
063                    while (true) {
064                            if (!category.isRoot()) {
065                                    category = MBCategoryLocalServiceUtil.getCategory(
066                                            category.getParentCategoryId());
067    
068                                    ancestors.add(category);
069                            }
070                            else {
071                                    break;
072                            }
073                    }
074    
075                    return ancestors;
076            }
077    
078            public boolean isRoot() {
079                    if (MBUtil.isDefaultParentCategoryId(getParentCategoryId())) {
080                            return true;
081                    }
082                    else {
083                            return false;
084                    }
085            }
086    
087    }