001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portlet.workflowinstances.action;
016    
017    import com.liferay.portal.kernel.util.ParamUtil;
018    import com.liferay.portal.kernel.workflow.WorkflowInstance;
019    import com.liferay.portal.kernel.workflow.WorkflowInstanceManagerUtil;
020    import com.liferay.portal.theme.ThemeDisplay;
021    import com.liferay.portal.util.PortalUtil;
022    import com.liferay.portal.util.WebKeys;
023    
024    import javax.portlet.PortletRequest;
025    
026    import javax.servlet.http.HttpServletRequest;
027    
028    /**
029     * @author Marcellus Tavares
030     */
031    public class ActionUtil {
032    
033            public static void getWorkflowInstance(HttpServletRequest request)
034                    throws Exception {
035    
036                    ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
037                            WebKeys.THEME_DISPLAY);
038    
039                    long workflowInstanceId = ParamUtil.getLong(
040                            request, "workflowInstanceId");
041    
042                    WorkflowInstance workflowInstance = null;
043    
044                    if (workflowInstanceId > 0) {
045                            workflowInstance = WorkflowInstanceManagerUtil.getWorkflowInstance(
046                                    themeDisplay.getCompanyId(), workflowInstanceId);
047                    }
048    
049                    request.setAttribute(WebKeys.WORKFLOW_INSTANCE, workflowInstance);
050            }
051    
052            public static void getWorkflowInstance(PortletRequest portletRequest)
053                    throws Exception {
054    
055                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
056                            portletRequest);
057    
058                    getWorkflowInstance(request);
059            }
060    
061    }