Java tutorial
/** * 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.layout.admin.web.internal.portlet.action; import com.liferay.layout.admin.constants.LayoutAdminPortletKeys; import com.liferay.portal.kernel.exception.NoSuchLayoutException; import com.liferay.portal.kernel.portlet.bridges.mvc.MVCRenderCommand; import com.liferay.portal.kernel.security.auth.PrincipalException; import com.liferay.portal.kernel.service.LayoutLocalService; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.util.ParamUtil; import javax.portlet.PortletException; import javax.portlet.RenderRequest; import javax.portlet.RenderResponse; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Reference; /** * @author Jrgen Kappler */ @Component(immediate = true, property = { "javax.portlet.name=" + LayoutAdminPortletKeys.GROUP_PAGES, "mvc.command.name=/layout/edit_layout" }, service = MVCRenderCommand.class) public class EditLayoutMVCRenderCommand implements MVCRenderCommand { @Override public String render(RenderRequest renderRequest, RenderResponse renderResponse) throws PortletException { try { long selPlid = ParamUtil.getLong(renderRequest, "selPlid"); _layoutLocalService.getLayout(selPlid); } catch (Exception e) { if (e instanceof NoSuchLayoutException || e instanceof PrincipalException) { SessionErrors.add(renderRequest, e.getClass()); return "/error.jsp"; } else { throw new PortletException(e); } } return "/edit_layout.jsp"; } @Reference private LayoutLocalService _layoutLocalService; }