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// $Id$
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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.io;
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import java.lang.reflect.InvocationTargetException;
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import org.apache.log4j.Logger;
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import org.eclipse.core.runtime.Assert;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.jface.dialogs.ProgressMonitorDialog;
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import org.eclipse.jface.operation.IRunnableWithProgress;
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import eu.etaxonomy.cdm.api.application.CdmApplicationController;
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import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
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import eu.etaxonomy.cdm.io.common.CdmDefaultExport;
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import eu.etaxonomy.cdm.io.common.IExportConfigurator;
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import eu.etaxonomy.cdm.io.common.IIoConfigurator;
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import eu.etaxonomy.cdm.io.jaxb.JaxbExportConfigurator;
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import eu.etaxonomy.cdm.io.sdd.SDDExportConfigurator;
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import eu.etaxonomy.taxeditor.store.StoreUtil;
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/**
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* @author n.hoffmann
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* @created Sep 11, 2009
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* @version 1.0
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*/
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public class ExportHandler extends AbstractIOHandler{
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private static final Logger logger = Logger
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.getLogger(ExportHandler.class);
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/**
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*
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* @param applicationController
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*/
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private ExportHandler(CdmApplicationController applicationController){
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super(applicationController);
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}
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/**
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*
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* @param applicationController
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* @return
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*/
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public static ExportHandler NewInstance(CdmApplicationController applicationController){
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return new ExportHandler(applicationController);
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}
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/**
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* Starts the export process
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*
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* @param configurator
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*/
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public void run(final IExportConfigurator configurator){
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ProgressMonitorDialog dialog = new ProgressMonitorDialog(StoreUtil.getShell());
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try {
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dialog.run(false, true, new IRunnableWithProgress() {
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/*
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* (non-Javadoc)
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* @see org.eclipse.jface.operation.IRunnableWithProgress#run(org.eclipse.core.runtime.IProgressMonitor)
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*/
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public void run(IProgressMonitor monitor)
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throws InvocationTargetException, InterruptedException {
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doExport(monitor, configurator);
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}
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});
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}catch (InvocationTargetException e) {
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logger.error(e);
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throw new RuntimeException(e);
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} catch (InterruptedException e) {
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logger.error(e);
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throw new RuntimeException(e);
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}
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}
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/**
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*
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* @param monitor
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* @param configurator
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*/
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private void doExport(IProgressMonitor monitor, IExportConfigurator configurator){
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Assert.isNotNull(configurator, "Configuration may not be null");
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monitor.beginTask("Exporting database. This will take some time.", 100);
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monitor.worked(10);
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// terminate any open transactions
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IConversationEnabled activePart = (IConversationEnabled) StoreUtil.getActivePage().getActivePart();
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activePart.getConversationHolder().commit(false);
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monitor.worked(10);
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CdmDefaultExport<IExportConfigurator> exporter = new CdmDefaultExport<IExportConfigurator>();
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exporter.setCdmAppController(applicationController);
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monitor.worked(10);
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try{
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exporter.invoke(configurator);
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monitor.worked(60);
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}catch(RuntimeException e){
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StoreUtil.errorDialog("Error exporting data", "An error occured while" +
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"exporting to destination '" + configurator.getDestinationNameString() + "'.\n" +
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"Please check error log for details.");
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logger.error("Error exporting data", e);
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}
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// restarting transaction and committing it to trigger change listener
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// TODO verify correct behaviour
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activePart.getConversationHolder().startTransaction();
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activePart.getConversationHolder().commit();
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monitor.worked(10);
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}
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/**
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* @param jaxb
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* @return
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*/
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private IIoConfigurator getConfigurator(TYPE type) {
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Assert.isNotNull(type, "Type should not be null");
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switch (type){
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case Jaxb:
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return JaxbExportConfigurator.NewInstance(null, null);
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case Sdd:
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return SDDExportConfigurator.NewInstance(null, null, null);
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default:
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StoreUtil.notImplementedMessage();
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throw new IllegalArgumentException("Export not supported yet");
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}
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}
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/**
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*
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* @return
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*/
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public final JaxbExportConfigurator JaxbConfigurator() { return (JaxbExportConfigurator) getConfigurator(TYPE.Jaxb); }
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public final SDDExportConfigurator SddConfigurator() { return (SDDExportConfigurator) getConfigurator(TYPE.Sdd); }
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}
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