Bug 201526 Mutil parameter value will show the mutil value[0705]
Description: Mutil parameter value will show the mutil value[0705] Step: 1. New a list parameter and select allow multiple value 2. Add some value in it. 3. Drop the parameter in layout( param["NewParameter1"] ). 4. Preview and select several value. Actual result: It will preview a object string. Expected result: The value that is selected will be previewed.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/presentation/LocalizedContentVisitor.java
.get( EngineConstants.APPCONTEXT_CHART_RESOLUTION );
			if ( tmp != null && tmp instanceof Number )
			{
				resolution = ( (Number) tmp ).intValue( );
				if ( resolution < 96 )
				{
					resolution = 96;
				}
			}
		}
		if ( 0 == resolution )
		{
			if ( isForPrinting( ) )
			{
				resolution = 192;
			}
			else
			{
				resolution = 96;
			}
		}
		return resolution;
	}
	
	private String getChartFormats()
	{
		IRenderOption renderOption = context.getRenderOption( );
		String formats = renderOption.getSupportedImageFormats( );
		if ( formats != null )
		{