001    /**
002     * Copyright (c) 2000-2012 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.portal.kernel.lar;
016    
017    import com.liferay.portal.kernel.xml.Element;
018    import com.liferay.portal.model.BaseModel;
019    import com.liferay.portal.model.StagedModel;
020    
021    /**
022     * @author Brian Wing Shun Chan
023     */
024    public class StagedModelDataHandlerUtil {
025    
026            public static <T extends StagedModel> void exportStagedModel(
027                            PortletDataContext portletDataContext, Element element,
028                            T stagedModel)
029                    throws PortletDataException {
030    
031                    StagedModelDataHandler<T> stagedModelDataHandler =
032                            _getStagedModelDataHandler(stagedModel);
033    
034                    stagedModelDataHandler.exportStagedModel(
035                            portletDataContext, element, stagedModel);
036            }
037    
038            public static <T extends StagedModel> void exportStagedModel(
039                            PortletDataContext portletDataContext, Element[] elements,
040                            T stagedModel)
041                    throws PortletDataException {
042    
043                    StagedModelDataHandler<T> stagedModelDataHandler =
044                            _getStagedModelDataHandler(stagedModel);
045    
046                    stagedModelDataHandler.exportStagedModel(
047                            portletDataContext, elements, stagedModel);
048            }
049    
050            public static void importStagedModel(
051                            PortletDataContext portletDataContext, Element element)
052                    throws PortletDataException {
053    
054                    String path = element.attributeValue("path");
055    
056                    StagedModel stagedModel =
057                            (StagedModel)portletDataContext.getZipEntryAsObject(element, path);
058    
059                    importStagedModel(portletDataContext, element, path, stagedModel);
060            }
061    
062            public static <T extends StagedModel> void importStagedModel(
063                            PortletDataContext portletDataContext, Element element, String path,
064                            T stagedModel)
065                    throws PortletDataException {
066    
067                    StagedModelDataHandler<T> stagedModelDataHandler =
068                            _getStagedModelDataHandler(stagedModel);
069    
070                    stagedModelDataHandler.importStagedModel(
071                            portletDataContext, element, path, stagedModel);
072            }
073    
074            private static <T extends StagedModel> StagedModelDataHandler<T>
075                    _getStagedModelDataHandler(T stagedModel) {
076    
077                    BaseModel<?> baseModel = (BaseModel<?>)stagedModel;
078    
079                    StagedModelDataHandler<T> stagedModelDataHandler =
080                            (StagedModelDataHandler<T>)
081                                    StagedModelDataHandlerRegistryUtil.getStagedModelDataHandler(
082                                            baseModel.getModelClassName());
083    
084                    return stagedModelDataHandler;
085            }
086    
087    }