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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
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* store the data correctly for the current session. No state is held in this
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* class.
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*
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* Only methods that either get or manipulate data are exposed here. So this
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* class acts as a facade 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(
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"/eu/etaxonomy/cdm/editorApplicationContext.xml",
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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 final ICdmApplicationConfiguration applicationConfiguration;
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private static ContextManager contextManager = new ContextManager();
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private static LoginManager loginManager = new LoginManager();
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private static TermManager termManager = new TermManager();
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private static SearchManager searchManager = new SearchManager();
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private static EditorManager editorManager = new 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>
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* getDefault
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* </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
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.warningDialog(
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"Application is not connected to a datastore",
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instance,
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"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
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.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
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* 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,
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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,
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final DbSchemaValidation dbSchemaValidation,
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final Resource applicationContextBean) {
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StoreUtil.info("Connecting to datasource: " + datasource);
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job = new CdmStoreConnector(Display.getDefault(), datasource,
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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
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* 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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/*
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* (non-Javadoc)
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*
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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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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,
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ICdmDataSource dataSource) {
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instance = new CdmStore(applicationController, dataSource);
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}
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private CdmStore(CdmApplicationController applicationController,
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ICdmDataSource dataSource) {
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this.applicationConfiguration = 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 ICdmApplicationConfiguration getApplicationConfiguration() {
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try {
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return applicationConfiguration;
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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>
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* getCurrentApplicationController
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* </p>
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*
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* @return a
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* {@link eu.etaxonomy.cdm.api.application.CdmApplicationController}
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* object.
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*/
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public static ICdmApplicationConfiguration getCurrentApplicationConfiguration() {
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if (getDefault() != null) {
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return getDefault().getApplicationConfiguration();
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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 start
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* a transaction for this conversation.
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*
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* @return a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder}
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* object.
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*/
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public static ConversationHolder createConversation() {
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ConversationHolder conversation = getCurrentApplicationConfiguration()
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.NewConversation();
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try{
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conversation.startTransaction();
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}catch(Exception e){
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StoreUtil.errorDialog("No database connection", CdmStore.class, "No database connection available", e);
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}
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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
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* interface 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 configuration = getCurrentApplicationConfiguration();
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Method[] methods = ICdmApplicationConfiguration.class
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.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(configuration, 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>
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* getAuthenticationManager
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* </p>
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*
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* @return a
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* {@link org.springframework.security.authentication.ProviderManager}
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* object.
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*/
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public static ProviderManager getAuthenticationManager() {
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return getCurrentApplicationConfiguration().getAuthenticationManager();
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}
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/**
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* <p>
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* getGeoService
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* </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) getCurrentApplicationConfiguration().getBean(
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"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>
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* getDefaultLanguage
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* </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>
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* setDefaultLanguage
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* </p>
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*
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* @param language
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* 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
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* 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>
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* Getter for the field <code>loginManager</code>.
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* </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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return loginManager;
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}
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/**
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* <p>
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* Getter for the field <code>contextManager</code>.
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* </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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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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return searchManager;
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}
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public static EditorManager getEditorManager() {
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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>
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* Getter for the field <code>importHandler</code>.
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* </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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return ImportManager.NewInstance(getCurrentApplicationConfiguration());
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}
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402
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/**
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* <p>
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* Getter for the field <code>exportHandler</code>.
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* </p>
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407
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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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return ExportManager.NewInstance(getCurrentApplicationConfiguration());
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}
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413
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414
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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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418
|
*/
|
|
419
|
public static boolean isActive() {
|
|
420
|
return instance != null && instance.isConnected;
|
|
421
|
}
|
|
422
|
|
|
423
|
/**
|
|
424
|
* <p>
|
|
425
|
* getDataSource
|
|
426
|
* </p>
|
|
427
|
*
|
|
428
|
* @return a {@link eu.etaxonomy.cdm.database.ICdmDataSource} object.
|
|
429
|
*/
|
|
430
|
public static ICdmDataSource getDataSource() {
|
|
431
|
if (isActive()) {
|
|
432
|
return instance.getDatasource();
|
|
433
|
}
|
|
434
|
return null;
|
|
435
|
}
|
|
436
|
|
|
437
|
/**
|
|
438
|
* @return
|
|
439
|
*/
|
|
440
|
private ICdmDataSource getDatasource() {
|
|
441
|
return cdmDatasource;
|
|
442
|
}
|
|
443
|
|
|
444
|
}
|