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Liferay Wiki Service

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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 Lesser General Public License for more
 * details.
 */

package com.liferay.wiki.lar;

import com.liferay.exportimport.kernel.lar.BasePortletDataHandler;
import com.liferay.exportimport.kernel.lar.DataLevel;
import com.liferay.exportimport.kernel.lar.PortletDataContext;
import com.liferay.exportimport.kernel.lar.PortletDataHandler;
import com.liferay.exportimport.kernel.lar.PortletDataHandlerControl;
import com.liferay.portal.kernel.module.framework.ModuleServiceLifecycle;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.wiki.constants.WikiPortletKeys;

import javax.portlet.PortletPreferences;

import org.osgi.service.component.annotations.Activate;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;

/**
 * @author Marcellus Tavares
 * @author Zsolt Berentey
 */
@Component(
	immediate = true,
	property = {"javax.portlet.name=" + WikiPortletKeys.WIKI_DISPLAY},
	service = PortletDataHandler.class
)
public class WikiDisplayPortletDataHandler extends BasePortletDataHandler {

	public static final String SCHEMA_VERSION = "1.0.0";

	@Override
	public String getSchemaVersion() {
		return SCHEMA_VERSION;
	}

	@Activate
	protected void activate() {
		setDataLevel(DataLevel.PORTLET_INSTANCE);
		setDataPortletPreferences("title", "nodeId");
		setExportControls(new PortletDataHandlerControl[0]);
	}

	@Override
	protected PortletPreferences doDeleteData(
			PortletDataContext portletDataContext, String portletId,
			PortletPreferences portletPreferences)
		throws Exception {

		if (portletPreferences == null) {
			return portletPreferences;
		}

		portletPreferences.setValue("title", StringPool.BLANK);
		portletPreferences.setValue("nodeId", StringPool.BLANK);

		return portletPreferences;
	}

	@Reference(target = ModuleServiceLifecycle.PORTAL_INITIALIZED, unbind = "-")
	protected void setModuleServiceLifecycle(
		ModuleServiceLifecycle moduleServiceLifecycle) {
	}

}