Project

General

Profile

« Previous | Next » 

Revision df5f4832

Added by Patrick Plitzner over 8 years ago

Fix possible NPE #4850

View differences:

eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/handler/DeleteTermBaseHandler.java
1 1 
// $Id$
2 2 
/**
3 3 
* Copyright (C) 2009 EDIT
4 
* European Distributed Institute of Taxonomy
4 
* European Distributed Institute of Taxonomy
5 5 
* http://www.e-taxonomy.eu
6 
*
6 
*
7 7 
* The contents of this file are subject to the Mozilla Public License Version 1.1
8 8 
* See LICENSE.TXT at the top of this package for the full license terms.
9 9 
*/
......
17 17 
import org.eclipse.core.commands.common.NotDefinedException;
18 18 
import org.eclipse.core.commands.operations.IUndoContext;
19 19 
import org.eclipse.jface.dialogs.MessageDialog;
20 
import org.eclipse.jface.viewers.ISelection;
20 21 
import org.eclipse.jface.viewers.IStructuredSelection;
22 
import org.eclipse.ui.IEditorPart;
21 23 
import org.eclipse.ui.handlers.HandlerUtil;
22 24 

  		




  23
  25
  
    
import eu.etaxonomy.cdm.model.common.TermBase;


  		




  24
  26
  
    
import eu.etaxonomy.taxeditor.editor.definedterm.DefinedTermEditor;


  		




  25
  27
  
    
import eu.etaxonomy.taxeditor.editor.definedterm.operation.DeleteTermBaseOperation;


  		




  
  28
  
    
import eu.etaxonomy.taxeditor.model.AbstractUtility;


  		




  26
  29
  
    
import eu.etaxonomy.taxeditor.model.MessagingUtils;


  		




  27
  30
  
    
import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;


  		




  28
  31
  
    
import eu.etaxonomy.taxeditor.store.StoreUtil;


  		




  ......




  34
  37
  
    
 */


  		




  35
  38
  
    
public class DeleteTermBaseHandler extends AbstractHandler {


  		




  36
  39
  
    

  		




  37
  
  
    
	/* (non-Javadoc)


  		




  38
  
  
    
	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)


  		




  39
  
  
    
	 */


  		




  40
  40
  
    
	@Override


  		




  41
  41
  
    
	public Object execute(ExecutionEvent event) throws ExecutionException {


  		




  42
  
  
    
		DefinedTermEditor editor = (DefinedTermEditor) HandlerUtil


  		




  
  42
  
    
		IEditorPart editor = HandlerUtil


  		




  43
  43
  
    
				.getActiveEditor(event);


  		




  44
  44
  
    

  		




  45
  45
  
    
		if (editor.isDirty()){


  		




  ......




  52
  52
  
    
			}


  		




  53
  53
  
    
		}


  		




  54
  54
  
    
		if (editor instanceof DefinedTermEditor){


  		




  55
  
  
    
			DefinedTermEditor dfe = (DefinedTermEditor) editor;


  		




  56
  
  
    
			try {


  		




  57
  
  
    
				String label = event.getCommand().getName();


  		




  58
  
  
    
				IUndoContext undoContext = StoreUtil.getUndoContext();


  		




  
  55
  
    
		    DefinedTermEditor dfe = (DefinedTermEditor) editor;


  		




  
  56
  
    
		    try {


  		




  
  57
  
    
		        String label = event.getCommand().getName();


  		




  
  58
  
    
		        IUndoContext undoContext = StoreUtil.getUndoContext();


  		




  59
  59
  
    

  		




  60
  
  
    
				IStructuredSelection selection = (IStructuredSelection) HandlerUtil


  		




  61
  
  
    
						.getCurrentSelection(event);


  		




  
  60
  
    
		        ISelection selection = dfe.getViewer().getSelection();


  		




  
  61
  
    
		        if(selection instanceof IStructuredSelection){


  		




  62
  62
  
    

  		




  63
  
  
    
				Iterator<TermBase> selectionIterator = selection.iterator();


  		




  
  63
  
    
		            Iterator<TermBase> selectionIterator = ((IStructuredSelection) selection).iterator();


  		




  64
  64
  
    

  		




  65
  
  
    
				while (selectionIterator.hasNext()){


  		




  
  65
  
    
		            while (selectionIterator.hasNext()){


  		




  66
  66
  
    

  		




  67
  
  
    
					TermBase term = selectionIterator.next();


  		




  
  67
  
    
		                TermBase term = selectionIterator.next();


  		




  68
  68
  
    

  		




  69
  69
  
    

  		




  70
  
  
    
					AbstractPostOperation operation = 


  		




  71
  
  
    
							new DeleteTermBaseOperation(label, 


  		




  72
  
  
    
									undoContext,


  		




  73
  
  
    
									term,


  		




  74
  
  
    
									dfe.getDefinedTermEditorInput(), 


  		




  75
  
  
    
									editor);


  		




  76
  
  
    
					StoreUtil.executeOperation(operation);


  		




  77
  
  
    

  		




  78
  
  
    
				}	


  		




  79
  
  
    
			} catch (NotDefinedException e) {


  		




  80
  
  
    
				MessagingUtils.error(getClass(), e);


  		




  81
  
  
    
			}


  		




  
  70
  
    
		                AbstractPostOperation operation =


  		




  
  71
  
    
		                        new DeleteTermBaseOperation(label,


  		




  
  72
  
    
		                                undoContext,


  		




  
  73
  
    
		                                term,


  		




  
  74
  
    
		                                dfe.getDefinedTermEditorInput(),


  		




  
  75
  
    
		                                dfe);


  		




  
  76
  
    
		                AbstractUtility.executeOperation(operation);


  		




  
  77
  
    
		            }


  		




  
  78
  
    
		        }


  		




  
  79
  
    
		    } catch (NotDefinedException e) {


  		




  
  80
  
    
		        MessagingUtils.error(getClass(), e);


  		




  
  81
  
    
		    }


  		




  82
  82
  
    
		}


  		




  83
  83
  
    
		return null;


  		




  84
  84
  
    
	}


  		












Also available in:  Unified diff