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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.view.datasource.e4.handler;
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import javax.inject.Named;
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import org.eclipse.e4.core.di.annotations.CanExecute;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import eu.etaxonomy.cdm.model.metadata.CdmMetaDataPropertyName;
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import eu.etaxonomy.taxeditor.datasource.CdmDataSourceRepository;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.view.datasource.CdmMetaDataAwareDataSourceContainer;
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import eu.etaxonomy.taxeditor.view.datasource.e4.CdmDataSourceViewPartE4;
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/**
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*
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* @author pplitzner
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* @date 22.08.2017
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*
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*/
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public class ChangeConnectionHandlerE4 {
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection) {
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if(CdmStore.isConnecting()){
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MessagingUtils.warningDialog(Messages.ChangeConnectionHandler_ALREADY_CONNECTING, this, Messages.ChangeConnectionHandler_CURRENTLY_CONNECTING_ALREADY);
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return ;
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}
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try {
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CdmMetaDataAwareDataSourceContainer container = (CdmMetaDataAwareDataSourceContainer) selection.getFirstElement();
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container.getCdmSource().checkConnection();
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boolean confirmed = MessagingUtils.confirmDialog(Messages.ChangeConnectionHandler_CREATE_DATAMODEL, String.format(Messages.ChangeConnectionHandler_REALLY_CREATE_DATAMODEL, container.getCdmSource().getName()));
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if(confirmed){
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CdmDataSourceRepository.changeDataSource(container.getCdmSource());
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}
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} catch (Exception e) {
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MessagingUtils.warningDialog(Messages.ChangeConnectionHandler_DATASOURCE_NOT_AVAILABLE, this, Messages.ChangeConnectionHandler_NOT_AVAILABLE_REASONS);
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MessagingUtils.warn(getClass(), e);
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return ;
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}
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return ;
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}
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@CanExecute
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public boolean canExecute(
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@Optional@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
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@Named(IServiceConstants.ACTIVE_PART)MPart thisPart,
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MHandledMenuItem menuItem) {
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boolean canExecute = false;
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canExecute = thisPart.getObject() instanceof CdmDataSourceViewPartE4
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&& selection!=null
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&& selection.size()==1
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&& selection.getFirstElement() instanceof CdmMetaDataAwareDataSourceContainer
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&& ((CdmMetaDataAwareDataSourceContainer) selection.getFirstElement()).getMetaData(CdmMetaDataPropertyName.DB_SCHEMA_VERSION).equals(CdmMetaDataAwareDataSourceContainer.DEFAULT_ENTRY);
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menuItem.setVisible(canExecute);
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return canExecute;
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}
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}
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