Bug 153391 Some Options in Edit Parameter dialog haven't been saved.
Description: Some Options in Edit Parameter dialog haven't been saved. Steps to reproduce: 1. new a parameter, boolean type, tick AllowNUll and sort alphabetically... 2. Close the dialog and reopen it. 3. new a parameter, string, combo-box, tick AllowNull. 4. Close the dialog and reopen it. Expected result: Ticked options' status are saved Actual result: After reopen parameter dialog, options are unticked.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
doNotEcho.setSelection( inputParameter.isConcealValue( ) );
				}
			}
			else
			{
				doNotEcho.setEnabled( false );
			}
		}
		if ( !DesignChoiceConstants.PARAM_TYPE_STRING.equals( getSelectedDataType( ) ) )
		{
			allowBlank.setEnabled( false );
			allowBlank.setSelection( false );
		}
	}
	private void refreshDataSets( )
	{
		String selectedDataSetName = dataSetChooser.getText( );
		String[] oldList = dataSetChooser.getItems( );
		List dataSetList = new ArrayList( );
		for ( Iterator iterator = inputParameter.getModuleHandle( )
				.getVisibleDataSets( )
				.iterator( ); iterator.hasNext( ); )
		{
			DataSetHandle DataSetHandle = (DataSetHandle) iterator.next( );
			dataSetList.add( DataSetHandle.getQualifiedName( ) );
		}
		if ( inputParameter.getDataSetName( ) != null
				&& !dataSetList.contains( inputParameter.getDataSetName( ) ) )
		{
			dataSetList.add( 0, inputParameter.getDataSetName( ) );