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package eu.etaxonomy.taxeditor.editor.view.derivate;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.UUID;
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import javax.annotation.PostConstruct;
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import javax.annotation.PreDestroy;
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import javax.inject.Inject;
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import javax.inject.Named;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.di.Focus;
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import org.eclipse.e4.ui.di.Persist;
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import org.eclipse.e4.ui.model.application.ui.MDirtyable;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.services.EMenuService;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.e4.ui.workbench.modeling.EPartService;
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import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
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import org.eclipse.jface.util.LocalSelectionTransfer;
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import org.eclipse.jface.viewers.AbstractTreeViewer;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.SelectionChangedEvent;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.TreeNode;
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import org.eclipse.jface.viewers.TreeSelection;
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import org.eclipse.jface.viewers.TreeViewer;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.dnd.DND;
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import org.eclipse.swt.dnd.Transfer;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Tree;
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import org.eclipse.ui.IMemento;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
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import eu.etaxonomy.cdm.api.service.IOccurrenceService;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.molecular.SingleRead;
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import eu.etaxonomy.cdm.model.occurrence.FieldUnit;
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import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
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import eu.etaxonomy.taxeditor.editor.l10n.Messages;
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import eu.etaxonomy.taxeditor.editor.view.derivate.searchFilter.DerivateSearchCompositeController;
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import eu.etaxonomy.taxeditor.model.IContextListener;
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import eu.etaxonomy.taxeditor.model.IDirtyMarkable;
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import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
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import eu.etaxonomy.taxeditor.model.IPartContentHasFactualData;
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import eu.etaxonomy.taxeditor.model.IPartContentHasMedia;
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import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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import eu.etaxonomy.taxeditor.session.ICdmEntitySession;
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import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateContentProvider;
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import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateLabelProvider;
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/**
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* Displays the derivate hierarchy of the specimen specified in the editor input.
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*
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*/
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public class DerivateView implements IPartContentHasFactualData, IConversationEnabled,
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ICdmEntitySessionEnabled, IDirtyMarkable, IPostOperationEnabled, IPartContentHasDetails, IPartContentHasSupplementalData, IPartContentHasMedia,
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IContextListener {
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private static final String SPECIMEN_EDITOR = Messages.DerivateView_SPECIMEN_EDITOR;
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public static final String ID = "eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView"; //$NON-NLS-1$
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public static final String INPUT_ID = ID+".editorInput"; //$NON-NLS-1$
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public static final String YOU_NEED_TO_SAVE_BEFORE_PERFORMING_THIS_ACTION = Messages.DerivateView_YOU_NEED_TO_SAVE;
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public static final String VIEW_HAS_UNSAVED_CHANGES = Messages.DerivateView_UNSAVED_CHANGES;
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private static final List<String> SPECIMEN_INIT_STRATEGY = Arrays.asList(new String[] {
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"descriptions", //$NON-NLS-1$
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"annotations", //$NON-NLS-1$
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"markers", //$NON-NLS-1$
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"credits", //$NON-NLS-1$
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"extensions", //$NON-NLS-1$
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"rights", //$NON-NLS-1$
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"sources", //$NON-NLS-1$
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"derivationEvents.derivatives.annotations", //$NON-NLS-1$
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"derivationEvents.derivatives.markers", //$NON-NLS-1$
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"derivationEvents.derivatives.credits", //$NON-NLS-1$
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"derivationEvents.derivatives.extensions", //$NON-NLS-1$
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"derivationEvents.derivatives.rights", //$NON-NLS-1$
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"derivationEvents.derivatives.sources" //$NON-NLS-1$
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});
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private static final int WARN_THRESHOLD = 200;
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private ConversationHolder conversation;
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private TreeViewer viewer;
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private final int dndOperations = DND.DROP_MOVE;
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private DerivateLabelProvider labelProvider;
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private DerivateContentProvider contentProvider;
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private DerivateSearchCompositeController derivateSearchCompositeController;
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/**
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* A map with keys being the derivative entities belonging to the {@link UUID}s passed to the constructor
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* and values being the root elements of the hierarchy (may be the same objects as the derivative entities)
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*/
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private Map<SpecimenOrObservationBase<?>, SpecimenOrObservationBase<?>> derivateToRootEntityMap;
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/**
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* The set of root elements
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*/
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private Set<SpecimenOrObservationBase<?>> rootElements;
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private ICdmEntitySession cdmEntitySession;
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/**
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* <code>true</code> if this view is listening to selection changes
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*/
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private boolean listenToSelectionChange;
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private Taxon selectedTaxon;
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@Inject
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private ESelectionService selService;
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@Inject
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private MDirtyable dirty;
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@Inject
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private EPartService partService;
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private ISelectionChangedListener selectionChangedListener;
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/**
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* Default constructor
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*/
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@Inject
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public DerivateView() {
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}
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/**
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* {@inheritDoc}
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*/
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public void init(DerivateViewEditorInput editorInput){
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this.derivateToRootEntityMap = new HashMap<SpecimenOrObservationBase<?>, SpecimenOrObservationBase<?>>();
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this.rootElements = new HashSet<SpecimenOrObservationBase<?>>();
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//init tree
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Collection<UUID> derivativeUuids = editorInput.getDerivativeUuids();
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checkWarnThreshold(derivativeUuids);
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updateRootEntities(derivativeUuids);
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//set taxon filter
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derivateSearchCompositeController.setTaxonFilter(editorInput.getTaxonUuid());
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//reset status bar
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//TODO e4
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// getEditorSite().getActionBars().getStatusLineManager().setMessage(""); //$NON-NLS-1$
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}
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@PostConstruct
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public void createPartControl(Composite parent, EMenuService menuService) {
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if (CdmStore.isActive() && conversation == null) {
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conversation = CdmStore.createConversation();
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}
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if (CdmStore.isActive()) {
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cdmEntitySession = CdmStore.getCurrentSessionManager().newSession(this, true);
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}
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//listen to context changes
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CdmStore.getContextManager().addContextListener(this);
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parent.setLayout(new GridLayout());
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//---search and filter---
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derivateSearchCompositeController = new DerivateSearchCompositeController(parent, this);
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GridData gridDataSearchBar = new GridData();
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gridDataSearchBar.horizontalAlignment = GridData.FILL;
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gridDataSearchBar.grabExcessHorizontalSpace = true;
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derivateSearchCompositeController.setLayoutData(gridDataSearchBar);
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derivateSearchCompositeController.setEnabled(CdmStore.isActive());
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//---tree viewer---
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viewer = new TreeViewer(new Tree(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION));
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GridData gridDataTree = new GridData();
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gridDataTree.horizontalAlignment = GridData.FILL;
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gridDataTree.verticalAlignment = GridData.FILL;
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gridDataTree.grabExcessVerticalSpace = true;
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gridDataTree.grabExcessHorizontalSpace = true;
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viewer.getTree().setLayoutData(gridDataTree);
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contentProvider = new DerivateContentProvider();
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viewer.setContentProvider(contentProvider);
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labelProvider = new DerivateLabelProvider();
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labelProvider.setConversation(conversation);
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viewer.setLabelProvider(labelProvider);
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viewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS);
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viewer.getTree().setEnabled(CdmStore.isActive());
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selectionChangedListener = new ISelectionChangedListener() {
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@Override
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public void selectionChanged(SelectionChangedEvent event) {
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IStructuredSelection isel = (IStructuredSelection) event.getSelection();
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selService.setSelection((isel.size() == 1 ? isel.getFirstElement() : isel.toArray()));
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}
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};
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viewer.addSelectionChangedListener(selectionChangedListener);
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//create context menu
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menuService.registerContextMenu(viewer.getControl(), "eu.etaxonomy.taxeditor.editor.popupmenu.specimeneditor");
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//add drag'n'drop support
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Transfer[] transfers = new Transfer[] {LocalSelectionTransfer.getTransfer(),};
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viewer.addDragSupport(dndOperations, transfers, new DerivateDragListener(this));
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viewer.addDropSupport(dndOperations, transfers, new DerivateDropListener(this));
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}
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public void updateRootEntities() {
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updateRootEntities((Collection)null);
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}
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public void updateRootEntities(Collection<UUID> derivativeUuids) {
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if(conversation!=null){
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if (!conversation.isBound()) {
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conversation.bind();
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}
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/*
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* If the active session is not the session of the Derivative Editor
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* then we will save the active session for later, bind temporarily
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* to our session and rebind to the original session when we are
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* done. This happens e.g. if a selection change happens in the
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* taxon editor and "Link with editor" is enabled. The selection
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* change event and thus the loading in updateRootEntities() happens
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* in the session of the taxon editor.
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*/
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ICdmEntitySession previousCdmEntitySession = CdmStore.getCurrentSessionManager().getActiveSession();
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if(cdmEntitySession != null) {
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cdmEntitySession.bind();
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}
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List<SpecimenOrObservationBase> derivates = null;
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if(derivativeUuids!=null){
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this.derivateToRootEntityMap = new HashMap<SpecimenOrObservationBase<?>, SpecimenOrObservationBase<?>>();
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this.rootElements = new HashSet<SpecimenOrObservationBase<?>>();
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derivates = CdmStore.getService(IOccurrenceService.class).load(new ArrayList(derivativeUuids), SPECIMEN_INIT_STRATEGY);
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}
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updateRootEntities(derivates);
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previousCdmEntitySession.bind();
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}
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}
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public void updateRootEntities(List<SpecimenOrObservationBase> derivates) {
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if(derivates!=null){
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this.derivateToRootEntityMap = new HashMap<SpecimenOrObservationBase<?>, SpecimenOrObservationBase<?>>();
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this.rootElements = new HashSet<SpecimenOrObservationBase<?>>();
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for (SpecimenOrObservationBase derivate : derivates) {
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if(derivate instanceof FieldUnit){
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derivateToRootEntityMap.put(derivate, derivate);
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}
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else {
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SpecimenOrObservationBase<?> topMostDerivate = EditorUtil.getTopMostDerivate(derivate);
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if(topMostDerivate!=null){
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derivateToRootEntityMap.put(derivate, topMostDerivate);
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}
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else{
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derivateToRootEntityMap.put(derivate, derivate);
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}
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}
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}
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for (SpecimenOrObservationBase<?> specimen : derivateToRootEntityMap.values()) {
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rootElements.add(specimen);
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}
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}
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labelProvider.updateLabelCache(rootElements);
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viewer.setInput(rootElements);
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//TODO e4
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// getEditorSite().getActionBars().getStatusLineManager().setMessage(String.format(Messages.DerivateView_CNT_DERIVATIVES_FOUND, rootElements.size()));
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//set selection to derivatives if the filter criteria
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//taxon assignment or derivative type are set
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if(derivates!=null && !derivateSearchCompositeController.isDefaultSearch()){
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List<TreeNode> nodesToSelect = new ArrayList<TreeNode>();
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for (SpecimenOrObservationBase specimenOrObservationBase : derivates) {
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nodesToSelect.add(new TreeNode(specimenOrObservationBase));
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}
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setSelection(new StructuredSelection(nodesToSelect));
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}
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else{
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setSelection(null);
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}
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}
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private void setSelection(StructuredSelection selection){
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viewer.removeSelectionChangedListener(selectionChangedListener);
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viewer.setSelection(selection);
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viewer.addSelectionChangedListener(selectionChangedListener);
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}
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public void updateLabelCache(){
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labelProvider.updateLabelCache(rootElements);
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}
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@Persist
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public void doSave(IProgressMonitor monitor) {
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String taskName = Messages.DerivateView_SAVING_HIERARCHY;
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monitor.beginTask(taskName, 3);
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if (!conversation.isBound()) {
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conversation.bind();
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}
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monitor.worked(1);
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// commit the conversation and start a new transaction immediately
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conversation.commit(true);
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CdmStore.getService(IOccurrenceService.class).merge(new ArrayList<SpecimenOrObservationBase>(rootElements), true);
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monitor.worked(1);
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this.setDirty(false);
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monitor.worked(1);
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monitor.done();
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dirty.setDirty(false);
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refreshTree();
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}
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/**
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* @param isDirty the isDirty to set
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*/
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public void setDirty(boolean isDirty) {
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dirty.setDirty(isDirty);
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}
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@Focus
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public void setFocus() {
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//make sure to bind again if maybe in another view the conversation was unbound
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if(conversation!=null && !conversation.isBound()){
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conversation.bind();
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}
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if(cdmEntitySession != null) {
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cdmEntitySession.bind();
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}
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derivateSearchCompositeController.setFocusOnSearchField();
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}
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@Override
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public void update(CdmDataChangeMap changeEvents) {
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}
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@Override
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public ConversationHolder getConversationHolder() {
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return conversation;
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}
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@Override
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public void changed(Object element) {
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setDirty(true);
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// firePropertyChange(IEditorPart.PROP_DIRTY);
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viewer.update(new TreeNode(element), null);
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}
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@Override
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public void forceDirty() {
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changed(null);
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}
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@Override
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public Map<Object, List<String>> getPropertyPathsMap() {
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List<String> specimenPropertyPaths = Arrays.asList(new String[] {
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"descriptions", //$NON-NLS-1$
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"derivationEvents.derivates", //$NON-NLS-1$
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"annotations", //$NON-NLS-1$
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"markers", //$NON-NLS-1$
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"credits", //$NON-NLS-1$
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"extensions", //$NON-NLS-1$
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"rights", //$NON-NLS-1$
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"sources" //$NON-NLS-1$
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});
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Map<Object, List<String>> specimenPropertyPathMap =
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new HashMap<Object, List<String>>();
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400
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specimenPropertyPathMap.put(SpecimenOrObservationBase.class,specimenPropertyPaths);
|
401
|
return specimenPropertyPathMap;
|
402
|
}
|
403
|
|
404
|
/**
|
405
|
* Refreshes the derivate hierarchy tree and expands the tree
|
406
|
* to show and select the given object.
|
407
|
*
|
408
|
* @param expandTo the object to which the tree should be expanded
|
409
|
*/
|
410
|
public void refreshTree(Object expandTo){
|
411
|
refreshTree();
|
412
|
TreeSelection selection = (TreeSelection) viewer.getSelection();
|
413
|
viewer.expandToLevel(selection.getFirstElement(), 1);
|
414
|
viewer.setSelection(new StructuredSelection(new TreeNode(expandTo)));
|
415
|
}
|
416
|
|
417
|
/**
|
418
|
* Refreshes the derivate hierarchy tree
|
419
|
*/
|
420
|
public void refreshTree(){
|
421
|
if(!viewer.getTree().isDisposed()){
|
422
|
viewer.refresh();
|
423
|
}
|
424
|
}
|
425
|
|
426
|
//FIXME:Remoting hack to make this work for remoting
|
427
|
//This should actually be resolved using remoting post operations
|
428
|
public void remove(Object obj) {
|
429
|
if (obj instanceof TreeNode){
|
430
|
obj = ((TreeNode)obj).getValue();
|
431
|
}
|
432
|
rootElements.remove(obj);
|
433
|
Object o = this.derivateToRootEntityMap.remove(obj);
|
434
|
viewer.setInput(rootElements);
|
435
|
}
|
436
|
|
437
|
/**
|
438
|
* @return a set of {@link SingleRead}s that have multiple parents
|
439
|
*/
|
440
|
public Set<SingleRead> getMultiLinkSingleReads() {
|
441
|
return DerivateLabelProvider.getMultiLinkSingleReads();
|
442
|
}
|
443
|
|
444
|
public Object getSelectionInput() {
|
445
|
return selectedTaxon;
|
446
|
}
|
447
|
|
448
|
public DerivateLabelProvider getLabelProvider() {
|
449
|
return labelProvider;
|
450
|
}
|
451
|
|
452
|
@Override
|
453
|
public boolean postOperation(CdmBase objectAffectedByOperation) {
|
454
|
refreshTree();
|
455
|
if(objectAffectedByOperation!=null){
|
456
|
changed(objectAffectedByOperation);
|
457
|
}
|
458
|
return true;
|
459
|
}
|
460
|
|
461
|
@Override
|
462
|
public boolean onComplete() {
|
463
|
return true;
|
464
|
}
|
465
|
|
466
|
|
467
|
@Override
|
468
|
public boolean canAttachMedia() {
|
469
|
return true;
|
470
|
}
|
471
|
|
472
|
public void addFieldUnit(FieldUnit fieldUnit) {
|
473
|
rootElements.add(fieldUnit);
|
474
|
derivateToRootEntityMap.put(fieldUnit, fieldUnit);
|
475
|
}
|
476
|
|
477
|
@Override
|
478
|
public ICdmEntitySession getCdmEntitySession() {
|
479
|
return cdmEntitySession;
|
480
|
}
|
481
|
|
482
|
@PreDestroy
|
483
|
public void dispose() {
|
484
|
if(conversation!=null){
|
485
|
conversation.close();
|
486
|
}
|
487
|
if(cdmEntitySession != null) {
|
488
|
cdmEntitySession.dispose();
|
489
|
}
|
490
|
}
|
491
|
|
492
|
|
493
|
@Inject
|
494
|
@Optional
|
495
|
public void selectionChanged(@Optional @Named(IServiceConstants.ACTIVE_SELECTION) ISelection selection,
|
496
|
@Named(IServiceConstants.ACTIVE_PART) MPart activePart, MPart thisPart)
|
497
|
{
|
498
|
if(activePart == this || viewer==null){
|
499
|
return;
|
500
|
}
|
501
|
if(viewer.getTree().isDisposed()){
|
502
|
return;
|
503
|
}
|
504
|
if(listenToSelectionChange){
|
505
|
selectedTaxon = null;
|
506
|
if(activePart instanceof MultiPageTaxonEditor){
|
507
|
selectedTaxon = ((MultiPageTaxonEditor) activePart).getTaxon();
|
508
|
}
|
509
|
else if(selection instanceof IStructuredSelection){
|
510
|
Object selectedElement = ((IStructuredSelection) selection).getFirstElement();
|
511
|
if(selectedElement instanceof CdmBase){
|
512
|
if(((CdmBase) selectedElement).isInstanceOf(TaxonNode.class)){
|
513
|
selectedTaxon = HibernateProxyHelper.deproxy(selectedElement, TaxonNode.class).getTaxon();
|
514
|
}
|
515
|
else if(((CdmBase) selectedElement).isInstanceOf(Taxon.class)){
|
516
|
selectedTaxon = HibernateProxyHelper.deproxy(selectedElement, Taxon.class);
|
517
|
}
|
518
|
}
|
519
|
}
|
520
|
if(selectedTaxon!=null){
|
521
|
Collection<SpecimenOrObservationBase> fieldUnits = CdmStore.getService(IOccurrenceService.class).listFieldUnitsByAssociatedTaxon(selectedTaxon, null, null);
|
522
|
Collection<UUID> uuids = new HashSet<UUID>();
|
523
|
for (SpecimenOrObservationBase specimenOrObservationBase : fieldUnits) {
|
524
|
uuids.add(specimenOrObservationBase.getUuid());
|
525
|
}
|
526
|
checkWarnThreshold(uuids);
|
527
|
updateRootEntities(uuids);
|
528
|
|
529
|
thisPart.setLabel(SPECIMEN_EDITOR+": " + selectedTaxon.getName()); //$NON-NLS-1$
|
530
|
}
|
531
|
else{
|
532
|
updateRootEntities((Collection<UUID>)Collections.EMPTY_LIST);
|
533
|
}
|
534
|
}
|
535
|
}
|
536
|
|
537
|
private void checkWarnThreshold(Collection<UUID> uuids) {
|
538
|
if(uuids!=null && uuids.size()>WARN_THRESHOLD){
|
539
|
MessagingUtils.warningDialog(Messages.DerivateView_PERF_WARNING, this.getClass(), String.format(Messages.DerivateView_PERF_WARNING_MESSAGE, uuids.size()));
|
540
|
uuids.clear();
|
541
|
}
|
542
|
}
|
543
|
|
544
|
public TreeViewer getViewer() {
|
545
|
return viewer;
|
546
|
}
|
547
|
|
548
|
/**
|
549
|
* {@inheritDoc}
|
550
|
*/
|
551
|
@Override
|
552
|
public List<SpecimenOrObservationBase<?>> getRootEntities() {
|
553
|
return new ArrayList<SpecimenOrObservationBase<?>>(rootElements);
|
554
|
}
|
555
|
|
556
|
public void toggleListenToSelectionChange(MPart part) {
|
557
|
listenToSelectionChange = !listenToSelectionChange;
|
558
|
derivateSearchCompositeController.setEnabled(!listenToSelectionChange);
|
559
|
if(!listenToSelectionChange){
|
560
|
selectedTaxon = null;
|
561
|
part.setLabel(SPECIMEN_EDITOR);
|
562
|
}
|
563
|
else if(selectedTaxon==null){
|
564
|
part.setLabel(SPECIMEN_EDITOR+Messages.DerivateView_NO_TAXON_SELECTED);
|
565
|
}
|
566
|
}
|
567
|
|
568
|
public boolean isListenToSelectionChange(){
|
569
|
return listenToSelectionChange;
|
570
|
}
|
571
|
|
572
|
/**
|
573
|
* {@inheritDoc}
|
574
|
*/
|
575
|
@Override
|
576
|
public void contextAboutToStop(IMemento memento, IProgressMonitor monitor) {
|
577
|
}
|
578
|
|
579
|
/**
|
580
|
* {@inheritDoc}
|
581
|
*/
|
582
|
@Override
|
583
|
public void contextStop(IMemento memento, IProgressMonitor monitor) {
|
584
|
derivateSearchCompositeController.setEnabled(false);
|
585
|
if(!viewer.getTree().isDisposed()) {
|
586
|
viewer.getTree().setEnabled(false);
|
587
|
viewer.setInput(null);
|
588
|
}
|
589
|
}
|
590
|
|
591
|
/**
|
592
|
* {@inheritDoc}
|
593
|
*/
|
594
|
@Override
|
595
|
public void contextStart(IMemento memento, IProgressMonitor monitor) {
|
596
|
derivateSearchCompositeController.setEnabled(!listenToSelectionChange);
|
597
|
if(!viewer.getTree().isDisposed()){
|
598
|
viewer.getTree().setEnabled(true);
|
599
|
}
|
600
|
refreshTree();
|
601
|
}
|
602
|
|
603
|
/**
|
604
|
* {@inheritDoc}
|
605
|
*/
|
606
|
@Override
|
607
|
public void contextRefresh(IProgressMonitor monitor) {
|
608
|
}
|
609
|
|
610
|
/**
|
611
|
* {@inheritDoc}
|
612
|
*/
|
613
|
@Override
|
614
|
public void workbenchShutdown(IMemento memento, IProgressMonitor monitor) {
|
615
|
}
|
616
|
|
617
|
|
618
|
public boolean isDirty() {
|
619
|
return dirty.isDirty();
|
620
|
}
|
621
|
|
622
|
}
|