001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.bookmarks.model.impl;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portlet.bookmarks.model.BookmarksFolder;
020    import com.liferay.portlet.bookmarks.model.BookmarksFolderConstants;
021    import com.liferay.portlet.bookmarks.service.BookmarksFolderLocalServiceUtil;
022    
023    import java.util.ArrayList;
024    import java.util.List;
025    
026    /**
027     * @author Brian Wing Shun Chan
028     */
029    public class BookmarksFolderImpl
030            extends BookmarksFolderModelImpl implements BookmarksFolder {
031    
032            public BookmarksFolderImpl() {
033            }
034    
035            public List<BookmarksFolder> getAncestors()
036                    throws PortalException, SystemException {
037    
038                    List<BookmarksFolder> ancestors = new ArrayList<BookmarksFolder>();
039    
040                    BookmarksFolder folder = this;
041    
042                    while (true) {
043                            if (!folder.isRoot()) {
044                                    folder = folder.getParentFolder();
045    
046                                    ancestors.add(folder);
047                            }
048                            else {
049                                    break;
050                            }
051                    }
052    
053                    return ancestors;
054            }
055    
056            public BookmarksFolder getParentFolder()
057                    throws PortalException, SystemException {
058    
059                    if (getParentFolderId() ==
060                                    BookmarksFolderConstants.DEFAULT_PARENT_FOLDER_ID) {
061    
062                            return null;
063                    }
064    
065                    return BookmarksFolderLocalServiceUtil.getFolder(getParentFolderId());
066            }
067    
068            public boolean isRoot() {
069                    if (getParentFolderId() ==
070                                    BookmarksFolderConstants.DEFAULT_PARENT_FOLDER_ID) {
071    
072                            return true;
073                    }
074                    else {
075                            return false;
076                    }
077            }
078    
079    }