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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.store;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.lang.reflect.Type;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.jobs.Job;
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import org.eclipse.swt.widgets.Display;
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import org.springframework.core.io.ClassPathResource;
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import org.springframework.core.io.Resource;
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import org.springframework.security.authentication.ProviderManager;
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import eu.etaxonomy.cdm.api.application.CdmApplicationController;
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import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.cdm.api.service.IService;
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import eu.etaxonomy.cdm.database.DbSchemaValidation;
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import eu.etaxonomy.cdm.database.ICdmDataSource;
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import eu.etaxonomy.cdm.ext.geo.IEditGeoService;
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import eu.etaxonomy.cdm.model.common.Language;
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import eu.etaxonomy.taxeditor.datasource.CdmDataSourceRepository;
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import eu.etaxonomy.taxeditor.io.ExportManager;
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import eu.etaxonomy.taxeditor.io.ImportManager;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;
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import eu.etaxonomy.taxeditor.view.datasource.CdmDataSourceViewPart;
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/**
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* This implementation of ICdmDataRepository depends on hibernate sessions to store the data correctly
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* for the current session. No state is held in this class.
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*
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* Only methods that either get or manipulate data are exposed here. So this class acts as a facade
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* for the methods in cdmlib-service.
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*
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* @author n.hoffmann
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* @created 17.03.2009
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* @version 1.0
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*/
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public class CdmStore{
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private static final Resource DEFAULT_APPLICATION_CONTEXT = new ClassPathResource("/eu/etaxonomy/cdm/editorApplicationContext.xml", TaxeditorStorePlugin.class);
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private static final DbSchemaValidation DEFAULT_DB_SCHEMA_VALIDATION = DbSchemaValidation.VALIDATE;
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private static CdmStore instance;
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private CdmApplicationController applicationController;
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private static LoginManager loginManager;
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private static ImportManager importManager;
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private static ExportManager exportManager;
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private static ContextManager contextManager;
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private static TermManager termManager = new TermManager();
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private static SearchManager searchManager;
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private static EditorManager editorManager;
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private static CdmStoreConnector job;
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private Language language;
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private ICdmDataSource cdmDatasource;
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private boolean isConnected;
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/**
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* <p>getDefault</p>
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*
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* @return a {@link eu.etaxonomy.taxeditor.store.CdmStore} object.
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*/
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protected static CdmStore getDefault(){
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if(instance != null && instance.isConnected){
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return instance;
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}else if(instance == null || !instance.isConnected){
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StoreUtil.warningDialog("Application is not connected to a datastore", instance, "The requested operation is only available when " +
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"connected to a datasource. You may choose a datasource to connect to or create a new one in the datasource view.");
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StoreUtil.showView(CdmDataSourceViewPart.ID);
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}
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throw new RuntimeException();
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}
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/**
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* Initialize the with the last edited datasource
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*/
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public static void connect() {
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ICdmDataSource datasource = CdmDataSourceRepository.getCurrentDataSource();
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connect(datasource);
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}
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/**
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* Initialize with a specific datasource
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*
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* @param datasource a {@link eu.etaxonomy.cdm.database.ICdmDataSource} object.
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*/
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public static void connect(ICdmDataSource datasource) {
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connect(datasource, DEFAULT_DB_SCHEMA_VALIDATION, DEFAULT_APPLICATION_CONTEXT);
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}
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/**
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* Initialize and provide
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*
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* @param datasource
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* @param dbSchemaValidation
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* @param applicationContextBean
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*/
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private static void connect(final ICdmDataSource datasource, final DbSchemaValidation dbSchemaValidation, final Resource applicationContextBean){
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StoreUtil.info("Connecting to datasource: " + datasource);
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job = new CdmStoreConnector(Display.getDefault(), datasource, dbSchemaValidation, applicationContextBean);
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job.setUser(true);
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job.setPriority(Job.BUILD);
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job.schedule();
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}
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public static boolean isConnecting(){
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return job != null && job.getState() == Job.RUNNING;
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}
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/**
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* Closes the current application context
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*
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* @param monitor a {@link org.eclipse.core.runtime.IProgressMonitor} object.
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*/
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public static void close(final IProgressMonitor monitor){
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Display.getDefault().asyncExec(new Runnable(){
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/* (non-Javadoc)
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* @see java.lang.Runnable#run()
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*/
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@Override
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public void run() {
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getContextManager().notifyContextAboutToStop(monitor);
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if((monitor == null || (!monitor.isCanceled()) && isActive())){
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getContextManager().notifyContextStop(monitor);
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if(instance.getApplicationController() != null){
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instance.getApplicationController().close();
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}
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instance.close();
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}
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}
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});
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}
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private void close() {
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isConnected = false;
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cdmDatasource = null;
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}
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static void setInstance(CdmApplicationController applicationController, ICdmDataSource dataSource){
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instance = new CdmStore(applicationController, dataSource);
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}
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private CdmStore(CdmApplicationController applicationController, ICdmDataSource dataSource){
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this.applicationController = applicationController;
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this.cdmDatasource = dataSource;
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isConnected = true;
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}
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/**
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* All calls to the datastore require
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*
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* @return
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*/
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private CdmApplicationController getApplicationController(){
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try{
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return applicationController;
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}catch(Exception e){
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StoreUtil.error(CdmStore.class, e);
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}
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return null;
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}
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/**
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* <p>getCurrentApplicationController</p>
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*
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* @return a {@link eu.etaxonomy.cdm.api.application.CdmApplicationController} object.
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*/
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public static CdmApplicationController getCurrentApplicationController(){
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if(getDefault() != null){
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return getDefault().getApplicationController();
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}
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return null;
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}
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/*
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* CONVERSATIONS
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*/
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/**
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* Creates a new conversation, binds resources to the conversation and
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* start a transaction for this conversation.
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*
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* @return a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.
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*/
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public static ConversationHolder createConversation() {
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ConversationHolder conversation = getCurrentApplicationController().NewConversation();
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conversation.startTransaction();
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return conversation;
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}
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/**
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* Generic method that will return an implementation of the given service interface
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* or <code>null</code> if the
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*
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* @param <T>
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* @param serviceClass
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* @return
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*/
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public static <T extends IService> T getService(Class<T> serviceClass){
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ICdmApplicationConfiguration controller = getCurrentApplicationController();
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Method[] methods = ICdmApplicationConfiguration.class.getDeclaredMethods();
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T service = null;
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for(Method method : methods){
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Type type = method.getGenericReturnType();
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if(type.equals(serviceClass)){
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try {
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service = (T) method.invoke(controller, null);
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break;
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} catch (IllegalArgumentException e) {
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StoreUtil.error(CdmStore.class, e);
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} catch (IllegalAccessException e) {
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StoreUtil.error(CdmStore.class, e);
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} catch (InvocationTargetException e) {
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StoreUtil.error(CdmStore.class, e);
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}
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}
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}
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return service;
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}
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/**
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* <p>getAuthenticationManager</p>
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*
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* @return a {@link org.springframework.security.authentication.ProviderManager} object.
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*/
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public static ProviderManager getAuthenticationManager() { return getCurrentApplicationController().getAuthenticationManager();}
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/**
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* <p>getGeoService</p>
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*
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* @return a {@link eu.etaxonomy.cdm.ext.geo.IEditGeoService} object.
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*/
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public static IEditGeoService getGeoService(){
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return (IEditGeoService) getCurrentApplicationController().getBean("editGeoService");
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}
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/*
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* LANGUAGE
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*/
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/**
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* <p>getDefaultLanguage</p>
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*
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* @return a {@link eu.etaxonomy.cdm.model.common.Language} object.
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*/
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public static Language getDefaultLanguage(){
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if(getDefault().getLanguage() == null){
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getDefault().setLanguage(PreferencesUtil.getGlobalLanguage());
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}
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return getDefault().getLanguage();
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}
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/**
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* <p>setDefaultLanguage</p>
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*
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* @param language a {@link eu.etaxonomy.cdm.model.common.Language} object.
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*/
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public static void setDefaultLanguage(Language language){
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getDefault().setLanguage(language);
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}
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/**
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* @return the language
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*/
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private Language getLanguage() {
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return language;
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}
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/**
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* @param language the language to set
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*/
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private void setLanguage(Language language) {
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this.language = language;
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}
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/*
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* LOGIN
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*/
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/**
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* <p>Getter for the field <code>loginManager</code>.</p>
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*
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* @return a {@link eu.etaxonomy.taxeditor.store.LoginManager} object.
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*/
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public static LoginManager getLoginManager(){
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if(loginManager == null){
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loginManager = new LoginManager();
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}
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return loginManager;
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}
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/**
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* <p>Getter for the field <code>contextManager</code>.</p>
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*
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* @return a {@link eu.etaxonomy.taxeditor.store.ContextManager} object.
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*/
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public static ContextManager getContextManager(){
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if(contextManager == null){
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contextManager = new ContextManager();
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}
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return contextManager;
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}
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public static TermManager getTermManager(){
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return termManager;
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}
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public static SearchManager getSearchManager(){
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if(searchManager == null){
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searchManager = new SearchManager();
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}
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return searchManager;
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}
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public static EditorManager getEditorManager() {
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if(editorManager == null){
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editorManager = new EditorManager();
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}
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return editorManager;
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}
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/*
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* IMPORT/EXPORT FACTORIES
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*/
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/**
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* <p>Getter for the field <code>importHandler</code>.</p>
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*
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* @return a {@link eu.etaxonomy.taxeditor.io.ImportManager} object.
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*/
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public static ImportManager getImportManager(){
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if(importManager == null){
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importManager = ImportManager.NewInstance(getCurrentApplicationController());
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}
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return importManager;
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}
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/**
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* <p>Getter for the field <code>exportHandler</code>.</p>
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*
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* @return a {@link eu.etaxonomy.taxeditor.io.ExportManager} object.
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*/
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public static ExportManager getExportManager(){
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if(exportManager == null){
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exportManager = ExportManager.NewInstance(getCurrentApplicationController());
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}
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return exportManager;
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}
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/**
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* Whether this CdmStore is currently connected to a datasource
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*
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* @return a boolean.
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*/
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public static boolean isActive(){
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return instance != null && instance.isConnected;
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}
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/**
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* <p>getDataSource</p>
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*
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* @return a {@link eu.etaxonomy.cdm.database.ICdmDataSource} object.
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*/
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public static ICdmDataSource getDataSource(){
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if(isActive()){
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return instance.getDatasource();
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}
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return null;
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}
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/**
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* @return
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*/
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411
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private ICdmDataSource getDatasource() {
|
|
412
|
return cdmDatasource;
|
|
413
|
}
|
|
414
|
|
|
415
|
}
|