Bug 190957 The cancel button in group level dialog in cube take no effect[1101]
Description: The cancel button in group level dialog in cube take no effect[1101] Build number: 2.2.0.v20070605-0630 Steps to reproduce: 1, New a cube 2, New a level 3, Do some operations on the level 4, Click cancel button Expected result: The cancel button can take effect to cancel all the operations Actual result: The cancel button take no effect and all the operations have done
UI/org.eclipse.birt.report.designer.ui.cubebuilder/src/org/eclipse/birt/report/designer/ui/cubebuilder/page/CubeGroupContent.java
catch ( SemanticException e )
						{
							ExceptionHandler.handle( e );
						}
					}
					TabularLevelHandle level = DesignElementFactory.getInstance( )
							.newTabularLevel( dimension,
									dataField.getColumnName( ) );
					try
					{
						level.setColumnName( dataField.getColumnName( ) );
						level.setDataType( dataField.getDataType( ) );
						( (TabularLevelHandle) obj ).getContainer( )
								.add( IHierarchyModel.LEVELS_PROP,
										level,
										( (TabularLevelHandle) obj ).getIndex( ) + 1 );
					}
					catch ( SemanticException e )
					{
						ExceptionHandler.handle( e );
					}
					LevelPropertyDialog dialog = new LevelPropertyDialog( true );
					dialog.setInput( level );
					if ( dialog.open( ) == Window.CANCEL )
					{
						SessionHandleAdapter.getInstance( )
								.getCommandStack( )
								.rollback( );
					}
					else