eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/descriptive/handler/MoveDescriptionToOtherTaxonHandler.java

   1 /**
   2  *
   3  */
   4 package eu.etaxonomy.taxeditor.editor.view.descriptive.handler;
   5
   6 import java.util.ArrayList;
   7 import java.util.List;
   8 import java.util.UUID;
   9
  10 import javax.lang.model.element.Element;
  11
  12 import org.apache.log4j.Logger;
  13 import org.eclipse.core.commands.AbstractHandler;
  14 import org.eclipse.core.commands.ExecutionEvent;
  15 import org.eclipse.core.commands.ExecutionException;
  16 import org.eclipse.core.commands.IHandler;
  17 import org.eclipse.core.commands.common.NotDefinedException;
  18 import org.eclipse.jface.viewers.ISelection;
  19 import org.eclipse.jface.viewers.IStructuredSelection;
  20 import org.eclipse.swt.widgets.Display;
  21 import org.eclipse.ui.PartInitException;
  22 import org.eclipse.ui.handlers.HandlerUtil;
  23
  24 import eu.etaxonomy.cdm.api.service.IDescriptionService;
  25 import eu.etaxonomy.cdm.model.common.CdmBase;
  26 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
  27 import eu.etaxonomy.cdm.model.description.TaxonDescription;
  28 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  29 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  30 import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
  31 import eu.etaxonomy.taxeditor.editor.Page;
  32 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  33 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
  34 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.MoveDescriptionToOtherTaxonOperation;
  35 //import eu.etaxonomy.taxeditor.navigator.operation.ChangeAcceptedTaxonToSynonymOperation;
  36 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  37 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  38 import eu.etaxonomy.taxeditor.store.CdmStore;
  39 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
  40
  41 /**
  42  * <p>ChangeAcceptedTaxonToSynonymHandler class.</p>
  43  *
  44  * @author a.kohlbecker
  45  * @created Okt. 11, 2013
  46  * @version 1.0
  47  *
  48  */
  49 public class MoveDescriptionToOtherTaxonHandler extends AbstractHandler
  50                 implements IHandler, IPostOperationEnabled {
  51         private static final Logger logger = Logger
  52                         .getLogger(MoveDescriptionToOtherTaxonHandler.class);
  53         private MoveDescriptionToOtherTaxonOperation operation;
  54
  55         private UUID newAcceptedTaxonNodeUuid;
  56         private TaxonNameEditor editor;
  57
  58         /* (non-Javadoc)
  59          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  60          */
  61         /** {@inheritDoc} */
  62         public Object execute(ExecutionEvent event) throws ExecutionException {
  63
  64                 ISelection selection = HandlerUtil.getCurrentSelection(event);
  65
  66                 if(selection instanceof IStructuredSelection){
  67
  68                         List<TaxonDescription> descriptions = new ArrayList<TaxonDescription>();
  69
  70                         IStructuredSelection structuredSelection = (IStructuredSelection) selection;
  71
  72                         for(Object element : structuredSelection.toArray()){
  73                                 if (element instanceof TaxonDescription){
  74                                         UUID uuid = ((TaxonDescription)element).getUuid();
  75                                         descriptions.add((TaxonDescription) CdmStore.getService(IDescriptionService.class).load(uuid, null));
  76                                 }
  77                         }
  78                         if(descriptions.size() == 0){
  79                                 return null;
  80                         }
  81
  82                         // Choose the target taxon
  83                         List<UUID> excludeTaxa = new ArrayList<UUID>();
  84                         editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(Page.NAME);
  85                         excludeTaxa.add(descriptions.get(0).getTaxon().getUuid());
  86                         TaxonNode newAcceptedTaxonNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event),
  87                                         editor.getConversationHolder(),
  88                                         "Choose the accepted taxon",
  89                                         excludeTaxa,
  90                                         null,
  91                                         null);
  92
  93                         if (newAcceptedTaxonNode == null) {
  94                                 return null;
  95                         }
  96
  97                         newAcceptedTaxonNodeUuid = newAcceptedTaxonNode.getUuid();
  98
  99                         try {
 100                                 for(TaxonDescription description : descriptions){
 101                                         operation = new MoveDescriptionToOtherTaxonOperation(event.getCommand().getName(),
 102                                                                                         editor.getUndoContext(), description, newAcceptedTaxonNode, this, editor);
 103                                         EditorUtil.executeOperation(operation);
 104                                 }
 105
 106                         } catch (NotDefinedException e) {
 107                                 logger.warn("Command name not set");
 108                         }
 109                 }
 110
 111                 return null;
 112
 113         }
 114
 115         /* (non-Javadoc)
 116          * @see eu.etaxonomy.taxeditor.operations.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 117          */
 118         /** {@inheritDoc} */
 119         public boolean postOperation(CdmBase objectAffectedByOperation) {
 120                 Display.getDefault().asyncExec(new Runnable(){
 121
 122                         public void run() {
 123                                 EditorUtil.close(editor.getMultiPageTaxonEditor());
 124
 125                                 try {
 126                                         MultiPageTaxonEditor possibleOpenEditor = (MultiPageTaxonEditor) EditorUtil.findEditorByTaxonNodeUuid(newAcceptedTaxonNodeUuid);
 127                                         if(possibleOpenEditor != null){
 128                                                 EditorUtil.close(possibleOpenEditor);
 129                                         }
 130                                         EditorUtil.openTaxonNode(newAcceptedTaxonNodeUuid);
 131                                 } catch (PartInitException e) {
 132                                         MessagingUtils.error(this.getClass(), e);
 133                                         throw new RuntimeException(e);
 134                                 } catch (Exception e) {
 135                                         MessagingUtils.warningDialog("Could not create Taxon", this, e.getMessage());
 136                                 }
 137                         }
 138
 139                 });
 140
 141
 142                 return true;
 143         }
 144
 145         /**
 146          * <p>onComplete</p>
 147          *
 148          * @return a boolean.
 149          */
 150         public boolean onComplete() {
 151                 // TODO Auto-generated method stub
 152                 return false;
 153         }
 154 }