Bug 191685 [regression]Set default value doesn't work in Report Parameter[0705]
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
for ( Iterator iter = choiceList.iterator( ); iter.hasNext( ); )
				{
					SelectionChoice choice = (SelectionChoice) iter.next( );
					choices.add( choice.getValue( ) );
					if ( choice.getLabel( ) != null )
					{
						labelMap.put( choice.getValue( ), choice.getLabel( ) );
					}
				}
				ImportValueDialog dialog = new ImportValueDialog( type, choices );
				if ( dialog.open( ) == OK )
				{
					String[] importValues = (String[]) dialog.getResult( );
					choiceList.clear( );
					for ( int i = 0; i < importValues.length; i++ )
					{
						SelectionChoice choice = StructureFactory.createSelectionChoice( );
						choice.setValue( importValues[i] );
						if ( labelMap.get( importValues[i] ) != null )
						{
							choice.setLabel( (String) labelMap.get( importValues[i] ) );
						}
						choiceList.add( choice );
						if ( defaultValue != null
								&& defaultValue.equals( importValues[i] ) )
						{
							defaultValueRemoved = false;
						}
					}
					refreshValueTable( );