eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/handler/MoveSynonymToAnotherAcceptedTaxonHandler.java

   1 package eu.etaxonomy.taxeditor.editor.name.handler;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5 import java.util.UUID;
   6
   7 import org.apache.log4j.Logger;
   8 import org.eclipse.core.commands.AbstractHandler;
   9 import org.eclipse.core.commands.ExecutionEvent;
  10 import org.eclipse.core.commands.ExecutionException;
  11 import org.eclipse.jface.viewers.StructuredSelection;
  12 import org.eclipse.swt.widgets.Shell;
  13 import org.eclipse.ui.IEditorInput;
  14 import org.eclipse.ui.handlers.HandlerUtil;
  15
  16 import eu.etaxonomy.cdm.model.common.CdmBase;
  17 import eu.etaxonomy.cdm.model.taxon.Synonym;
  18 import eu.etaxonomy.cdm.model.taxon.Taxon;
  19 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  20 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  21 import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
  22 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  23 import eu.etaxonomy.taxeditor.editor.name.operation.MoveSynonymToAnotherAcceptedTaxonOperation;
  24 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  25 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  26 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  27 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
  28
  29 public class MoveSynonymToAnotherAcceptedTaxonHandler extends AbstractHandler implements IPostOperationEnabled {
  30         private static final Logger logger = Logger
  31         .getLogger(MoveSynonymToAnotherAcceptedTaxonHandler.class);
  32         private MultiPageTaxonEditor editor;
  33
  34         @Override
  35         public Object execute(ExecutionEvent event) throws ExecutionException {
  36                 editor =  (MultiPageTaxonEditor) HandlerUtil.getActiveEditor(event);
  37                 Shell shell = HandlerUtil.getActiveShell(event);
  38                 IEditorInput input = editor.getEditorInput();
  39                 // Get synonym from selection before possible save dialog
  40                 // because the selection will be null if save dialog is shown
  41                 StructuredSelection selection = (StructuredSelection) HandlerUtil.getCurrentSelection(event);
  42
  43                 if (!EditorUtil.forceUserSave(editor, shell)) {
  44                         return null;
  45                 }
  46
  47                 if (!(input instanceof TaxonEditorInput)) {
  48                         logger.error("Editor input is not TaxonEditorInput");
  49                         return null;
  50                 }
  51
  52                 if (selection==null || !(selection.getFirstElement() instanceof Synonym)) {
  53                     MessagingUtils.warningDialog("No selection", this, "No synonym selected");
  54                         logger.error("Selection does not contain a Synonym");
  55                         return null;
  56                 }
  57
  58                 Synonym synonym = (Synonym) selection.getFirstElement();
  59                 Taxon oldParent = ((TaxonEditorInput)input).getTaxon();
  60                 List<UUID> excludeTaxa = new ArrayList<UUID>();
  61                 excludeTaxa.add(oldParent.getUuid());
  62
  63
  64                 TaxonNode newParentNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event), editor.getConversationHolder(), "Select new accepted taxon", excludeTaxa, null, ((TaxonEditorInput)input).getTaxonNode().getClassification());
  65
  66                 if(newParentNode!=null){
  67                    MoveSynonymToAnotherAcceptedTaxonOperation operation = new MoveSynonymToAnotherAcceptedTaxonOperation("Change accepted Taxon of Synonym", EditorUtil.getUndoContext(),
  68                             oldParent.getUuid(), synonym.getUuid(), newParentNode.getTaxon(), editor);
  69
  70                     AbstractUtility.executeOperation(operation);
  71
  72                 }
  73                 return null;
  74         }
  75
  76         @Override
  77         public boolean postOperation(CdmBase objectAffectedByOperation) {
  78                 // TODO Auto-generated method stub
  79                 return false;
  80         }
  81
  82         @Override
  83         public boolean onComplete() {
  84                 // TODO Auto-generated method stub
  85                 return false;
  86         }
  87
  88
  89
  90 }