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

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