eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/Root.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.navigation.navigator;
  11
  12 import java.util.ArrayList;
  13 import java.util.Arrays;
  14 import java.util.List;
  15
  16 import org.eclipse.core.runtime.IAdaptable;
  17 import org.eclipse.core.runtime.PlatformObject;
  18 import org.eclipse.ui.IElementFactory;
  19 import org.eclipse.ui.IMemento;
  20 import org.eclipse.ui.IPersistableElement;
  21
  22 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  23 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  24 import eu.etaxonomy.cdm.api.service.IClassificationService;
  25 import eu.etaxonomy.cdm.model.common.ITreeNode;
  26 import eu.etaxonomy.cdm.model.taxon.Classification;
  27 import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
  28 import eu.etaxonomy.taxeditor.navigation.NavigationUtil;
  29 import eu.etaxonomy.taxeditor.navigation.l10n.Messages;
  30 import eu.etaxonomy.taxeditor.navigation.operation.CreateClassification;
  31 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  32 import eu.etaxonomy.taxeditor.store.CdmStore;
  33
  34 /**
  35  * <p>Root class.</p>
  36  *
  37  * @author p.ciardelli
  38  * @created 02.06.2009
  39  * @version 1.0
  40  */
  41 public class Root extends PlatformObject implements IAdaptable, IPersistableElement, IElementFactory, IConversationEnabled {
  42
  43         private final ConversationHolder conversation;
  44
  45         /**
  46          * <p>Constructor for Root.</p>
  47          *
  48          * @param conversation a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.
  49          */
  50         public Root (ConversationHolder conversation){
  51                 this.conversation = conversation;
  52         }
  53
  54         /**
  55          * <p>getParentBeans</p>
  56          *
  57          * @return a {@link java.util.List} object.
  58          */
  59         public List<ITreeNode> getParentBeans() {
  60                 List<String> propertyPaths = Arrays.asList(new String[]{
  61                         "name", //$NON-NLS-1$
  62                         "rootNode.childNodes"}); //$NON-NLS-1$
  63
  64                 List<Classification> classifications = CdmStore.getService(IClassificationService.class).list(null, null, null, null, propertyPaths);
  65                 List<ITreeNode> rootNodes = new ArrayList<>();
  66
  67                 if(classifications.size() == 0){
  68                         Classification classification = Classification.NewInstance(Messages.Root_MY_CLASSIFICATION);
  69                         AbstractPostOperation operation = new CreateClassification(Messages.Root_CREATE_CLASSIFICATION, NavigationUtil.getUndoContext(), classification, NavigationUtil.getNavigator(false), NavigationUtil.getNavigator(false), NavigationUtil.getNavigator(false));
  70                         NavigationUtil.executeOperation(operation);
  71
  72                         classifications = CdmStore.getService(IClassificationService.class).list(null, null, null, null, propertyPaths);
  73                 }
  74                 for (Classification classification: classifications){
  75                         rootNodes.add(classification.getRootNode());
  76                 }
  77                 return rootNodes;
  78         }
  79
  80         /* (non-Javadoc)
  81          * @see org.eclipse.ui.IPersistableElement#getFactoryId()
  82          */
  83         /**
  84          * <p>getFactoryId</p>
  85          *
  86          * @return a {@link java.lang.String} object.
  87          */
  88         @Override
  89     public String getFactoryId() {
  90                 return null;
  91         }
  92
  93         /* (non-Javadoc)
  94          * @see org.eclipse.ui.IPersistable#saveState(org.eclipse.ui.IMemento)
  95          */
  96         /** {@inheritDoc} */
  97         @Override
  98     public void saveState(IMemento memento) {
  99         }
 100
 101         /* (non-Javadoc)
 102          * @see org.eclipse.ui.IElementFactory#createElement(org.eclipse.ui.IMemento)
 103          */
 104         /** {@inheritDoc} */
 105         @Override
 106     public IAdaptable createElement(IMemento memento) {
 107                 return null;
 108         }
 109
 110         /* (non-Javadoc)
 111          * @see eu.etaxonomy.cdm.persistence.hibernate.ICdmPostDataChangeObserver#update(eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap)
 112          */
 113         @Override
 114         public void update(CdmDataChangeMap changeEvents) {}
 115
 116         /* (non-Javadoc)
 117          * @see eu.etaxonomy.cdm.api.conversation.IConversationEnabled#getConversationHolder()
 118          */
 119         @Override
 120         public ConversationHolder getConversationHolder() {
 121                 return conversation;
 122         }
 123 }