eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/key/polytomous/operation/DeleteNodeOperation.java

   1 /**
   2  *
   3  */
   4 package eu.etaxonomy.taxeditor.editor.key.polytomous.operation;
   5
   6 import org.eclipse.core.commands.ExecutionException;
   7 import org.eclipse.core.commands.operations.IUndoContext;
   8 import org.eclipse.core.runtime.IAdaptable;
   9 import org.eclipse.core.runtime.IProgressMonitor;
  10 import org.eclipse.core.runtime.IStatus;
  11 import org.eclipse.jface.dialogs.MessageDialog;
  12
  13 import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;
  14 import eu.etaxonomy.cdm.api.service.DeleteResult;
  15 import eu.etaxonomy.cdm.api.service.IPolytomousKeyNodeService;
  16 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  17 import eu.etaxonomy.cdm.model.description.PolytomousKeyNode;
  18 import eu.etaxonomy.taxeditor.bulkeditor.internal.TaxeditorBulkeditorPlugin;
  19 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  20 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  21 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  22 import eu.etaxonomy.taxeditor.store.CdmStore;
  23
  24 /**
  25  * @author n.hoffmann
  26  *
  27  */
  28 public class DeleteNodeOperation extends AbstractPostOperation<PolytomousKeyNode> {
  29
  30         private final PolytomousKeyNode parent;
  31         private final PolytomousKeyNode node;
  32
  33
  34         public DeleteNodeOperation(String label, IUndoContext undoContext,
  35                         PolytomousKeyNode node, IPostOperationEnabled postOperationEnabled) {
  36             super(label, undoContext, node, postOperationEnabled);
  37             HibernateProxyHelper.deproxy(node, PolytomousKeyNode.class);
  38                 this.node = node;
  39                 this.parent = node.getParent();
  40         }
  41
  42         /*
  43          * (non-Javadoc)
  44          *
  45          * @see
  46          * org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse
  47          * .core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  48          */
  49         @Override
  50         public IStatus execute(IProgressMonitor monitor, IAdaptable info)
  51                         throws ExecutionException {
  52
  53                 //parent.removeChild(node);
  54                 ICdmApplicationConfiguration controller;
  55
  56                 controller = CdmStore.getCurrentApplicationConfiguration();
  57
  58                 IPolytomousKeyNodeService service = controller.getPolytomousKeyNodeService();
  59                 DeleteResult result;
  60
  61                 if (node.getChildren().size()>0){
  62                         if(! MessageDialog.openQuestion(null, "Confirm deletion of children", "The selected node has children, do you want to delete them, too?")) {
  63                                 result = service.delete(node.getUuid(), false);
  64                         } else{
  65                                 result = service.delete(node.getUuid(), true);
  66                         }
  67                 } else{
  68                         result = service.delete(node.getUuid(), true);
  69                 }
  70
  71                 if (!result.isOk() || result.getExceptions().size() > 0){
  72                         Exception t = new Exception();
  73                         if (result.getExceptions().size() >1){
  74                                 for (Exception e:result.getExceptions()){
  75                                         t.addSuppressed(e);
  76                                 }
  77                         }else {
  78                                 t = result.getExceptions().iterator().next();
  79                         }
  80                         MessagingUtils.errorDialog("Exception occured. Delete not possible", getClass(),null, TaxeditorBulkeditorPlugin.PLUGIN_ID, t, true);
  81                 }
  82                 return postExecute(null);
  83         }
  84
  85         /*
  86          * (non-Javadoc)
  87          *
  88          * @see
  89          * org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse
  90          * .core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
  91          */
  92         @Override
  93         public IStatus redo(IProgressMonitor monitor, IAdaptable info)
  94                         throws ExecutionException {
  95                 return execute(monitor, info);
  96         }
  97
  98         /*
  99          * (non-Javadoc)
 100          *
 101          * @see
 102          * org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse
 103          * .core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
 104          */
 105         @Override
 106         public IStatus undo(IProgressMonitor monitor, IAdaptable info)
 107                         throws ExecutionException {
 108                 // TODO Auto-generated method stub
 109                 return null;
 110         }
 111
 112 }