Java tutorial
/******************************************************************************* * Copyright (c) 2011 University of Western Australia. All rights reserved. * * This file is part of The Ark. * * The Ark is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 3 * of the License, or (at your option) any later version. * * The Ark 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. ******************************************************************************/ package au.org.theark.lims.web.component.biospecimencustomdata; import org.apache.shiro.SecurityUtils; import org.apache.shiro.mgt.SecurityManager; import org.apache.shiro.subject.Subject; import org.apache.shiro.util.ThreadContext; import org.apache.wicket.markup.html.WebMarkupContainer; import org.apache.wicket.markup.html.panel.EmptyPanel; import org.apache.wicket.markup.html.panel.FeedbackPanel; import org.apache.wicket.markup.html.panel.Panel; import org.apache.wicket.model.CompoundPropertyModel; import org.apache.wicket.spring.injection.annot.SpringBean; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import au.org.theark.core.exception.EntityNotFoundException; import au.org.theark.core.model.lims.entity.Biospecimen; import au.org.theark.core.model.study.entity.ArkModule; import au.org.theark.core.model.study.entity.Study; import au.org.theark.core.security.ArkPermissionHelper; import au.org.theark.core.security.PermissionConstants; import au.org.theark.core.service.IArkCommonService; import au.org.theark.core.vo.BiospecimenCustomDataVO; import au.org.theark.lims.service.ILimsService; /** * @author elam * */ public class BiospecimenCustomDataContainerPanel extends Panel { private static final long serialVersionUID = 8026325227533917979L; private static final Logger log = LoggerFactory.getLogger(BiospecimenCustomDataContainerPanel.class); @SuppressWarnings("unchecked") @SpringBean(name = au.org.theark.core.Constants.ARK_COMMON_SERVICE) protected IArkCommonService iArkCommonService; @SpringBean(name = au.org.theark.lims.web.Constants.LIMS_SERVICE) protected ILimsService iLimsService; protected CompoundPropertyModel<BiospecimenCustomDataVO> cpModel; protected FeedbackPanel feedbackPanel; protected WebMarkupContainer customDataEditorWMC; /** * @param id */ public BiospecimenCustomDataContainerPanel(String id) { super(id); /* This doesn't need to be done here assuming that it is already done via SubjectSubMenuTab's processAuthorizationCache(..) */ // Subject currentUser = SecurityUtils.getSubject(); // realm.clearCachedAuthorizationInfo(currentUser.getPrincipals()); cpModel = new CompoundPropertyModel<BiospecimenCustomDataVO>(new BiospecimenCustomDataVO()); } public BiospecimenCustomDataContainerPanel initialisePanel() { add(initialiseFeedbackPanel()); add(initialiseCustomDataEditorWMC()); if (!ArkPermissionHelper.isModuleFunctionAccessPermitted()) { this.error(au.org.theark.core.Constants.MODULE_NOT_ACCESSIBLE_MESSAGE); customDataEditorWMC.setVisible(false); } return this; } protected WebMarkupContainer initialiseCustomDataEditorWMC() { customDataEditorWMC = new WebMarkupContainer("customDataEditorWMC"); Panel dataEditorPanel; boolean contextLoaded = prerenderContextCheck(); if (contextLoaded && isActionPermitted()) { //dataEditorPanel = new BiospecimenCustomDataEditorPanel("customDataEditorPanel", cpModel, feedbackPanel).initialisePanel(); } else if (!contextLoaded) { dataEditorPanel = new EmptyPanel("customDataEditorPanel"); this.error("A study and LIMS biospecimen need to be selected to proceed."); } else { dataEditorPanel = new EmptyPanel("customDataEditorPanel"); this.error("You do not have sufficient permissions to access this function"); } //customDataEditorWMC.add(dataEditorPanel); return customDataEditorWMC; } protected WebMarkupContainer initialiseFeedbackPanel() { /* Feedback Panel doesn't have to sit within a form */ feedbackPanel = new FeedbackPanel("feedbackMessage"); feedbackPanel.setOutputMarkupId(true); return feedbackPanel; } protected boolean isActionPermitted() { boolean flag = false; SecurityManager securityManager = ThreadContext.getSecurityManager(); Subject currentUser = SecurityUtils.getSubject(); if (securityManager.isPermitted(currentUser.getPrincipals(), PermissionConstants.READ)) { flag = true; } else { flag = false; } return flag; } protected boolean prerenderContextCheck() { // Get the Study, SubjectUID and ArkModule from Context Long sessionStudyId = (Long) SecurityUtils.getSubject().getSession() .getAttribute(au.org.theark.core.Constants.STUDY_CONTEXT_ID); Long sessionBiospecimenId = (Long) SecurityUtils.getSubject().getSession() .getAttribute(au.org.theark.lims.web.Constants.BIOSPECIMEN); Long sessionArkModuleId = (Long) SecurityUtils.getSubject().getSession() .getAttribute(au.org.theark.core.Constants.ARK_MODULE_KEY); boolean contextLoaded = false; if ((sessionStudyId != null) && (sessionBiospecimenId != null)) { Biospecimen biospecimen = null; ArkModule arkModule = null; Study study = null; try { study = iArkCommonService.getStudy(sessionStudyId); cpModel.getObject().getBiospecimen().setStudy(study); biospecimen = iLimsService.getBiospecimen(sessionBiospecimenId); cpModel.getObject().setBiospecimen(biospecimen); arkModule = iArkCommonService.getArkModuleById(sessionArkModuleId); // cpModel.getObject().setArkModule(arkModule); if (study != null && biospecimen != null && arkModule != null) { contextLoaded = true; cpModel.getObject().setArkFunction(iArkCommonService .getArkFunctionByName(au.org.theark.core.Constants.FUNCTION_KEY_VALUE_BIOSPECIMEN)); } } catch (EntityNotFoundException e) { log.error(e.getMessage()); } } return contextLoaded; } }