Bug 167688 Setting number format on multiple elements gives NPE
If I select multiple data elements (for example one in each table cell) using the shift key, then try to 'format number' on those in the properties tab, I get a null pointer exception. An unexpected internal exception occurred.Please see log for detail. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20061211-0630 Error Code:Error.GUIException.invokedByUnexpectedException Error Message:Caused by java.lang.NullPointerException.
UI/org.eclipse.birt.report.designer.ui.views/src/org/eclipse/birt/report/designer/internal/ui/views/attributes/widget/FormatNumberDescriptor.java
{
			num = DEFAULT_PREVIEW_NUMBER;
		}
		else
		{
			num = Double.parseDouble( getPreviewText( ) );
		}
		if ( category == null )
		{
			fmtStr = getPreviewText( );
			fmtStr = new NumberFormatter( patternStr ).format( num );
			gPreviewLabel.setText( validatedFmtStr( fmtStr ) );
			return;
		}
		else if ( category.equals( provider.NUMBER_FORMAT_TYPE_UNFORMATTED ) )
		{
			fmtStr = new NumberFormatter( patternStr ).format( num );
			gPreviewLabel.setText( validatedFmtStr( fmtStr ) );
			return;
		}
		else if ( category.equals( provider.NUMBER_FORMAT_TYPE_GENERAL_NUMBER ) )
		{
			fmtStr = new NumberFormatter( patternStr ).format( num );
			gPreviewLabel.setText( validatedFmtStr( fmtStr ) );
			return;
		}
		else if ( category.equals( provider.NUMBER_FORMAT_TYPE_CURRENCY ) )
		{
			fmtStr = new NumberFormatter( patternStr ).format( num );
			cPreviewLabel.setText( validatedFmtStr( fmtStr ) );