DeleteLayoutExportBackgroundTaskMVCActionCommand.java

/**
 * 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.exportimport.web.internal.portlet.action;

import com.liferay.exportimport.constants.ExportImportPortletKeys;
import com.liferay.portal.kernel.backgroundtask.BackgroundTaskManagerUtil;
import com.liferay.portal.kernel.exception.NoSuchBackgroundTaskException;
import com.liferay.portal.kernel.portlet.bridges.mvc.BaseMVCActionCommand;
import com.liferay.portal.kernel.portlet.bridges.mvc.MVCActionCommand;
import com.liferay.portal.kernel.security.auth.PrincipalException;
import com.liferay.portal.kernel.servlet.SessionErrors;
import com.liferay.portal.kernel.util.ParamUtil;

import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;

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

/**
 * @author Daniel Kocsis
 */
@Component(
	immediate = true,
	property = {
		"javax.portlet.name=" + ExportImportPortletKeys.EXPORT,
		"mvc.command.name=deleteBackgroundTasks"
	},
	service = MVCActionCommand.class
)
public class DeleteLayoutExportBackgroundTaskMVCActionCommand
	extends BaseMVCActionCommand {

	@Override
	protected void doProcessAction(
			ActionRequest actionRequest, ActionResponse actionResponse)
		throws Exception {

		try {
			long[] backgroundTaskIds = ParamUtil.getLongValues(
				actionRequest, "deleteBackgroundTaskIds");

			for (long backgroundTaskId : backgroundTaskIds) {
				BackgroundTaskManagerUtil.deleteBackgroundTask(
					backgroundTaskId);
			}
		}
		catch (Exception e) {
			if (e instanceof NoSuchBackgroundTaskException ||
				e instanceof PrincipalException) {

				SessionErrors.add(actionRequest, e.getClass());

				actionResponse.setRenderParameter("mvcPath", "/error.jsp");
			}
			else {
				throw e;
			}
		}
	}

}