Bug 201235 Display text from multi-select parameter is wrong.[0705][0002]
Description: Display text from multi-select parameter is wrong. Build number:2.2.1.v20070827 Steps to reproduce: 1. 1. New a report parameter p1, listbox. 2. Add values like DisplayText/Value v1/1 v2/2. 3. Insert a data item to Layout, Input expression as params["p1"].displayText[0] 4. Preview and select one value, click OK. Expected result: For multi-select parameter, return null for display text or some correct value. Actual result: Display "v" Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/BirtUtility.java
if ( parameterList == null || paramName == null )
			return null;
		
		for ( Iterator iter = parameterList.iterator( ); iter.hasNext( ); )
		{
			ParameterDefinition parameter = (ParameterDefinition) iter.next( );
			if ( parameter == null )
				continue;
			String name = parameter.getName( );
			if ( paramName.equals( name ) )
			{
				return parameter;
			}
		}
		return null;
	}
	/**
	 * find the parameter handle by parameter name
	 * 
	 * @param reportDesignHandle
	 * @param paramName
	 * @return
	 * @throws ReportServiceException
	 */
	public static ParameterHandle findParameter(
			IViewerReportDesignHandle reportDesignHandle, String paramName )
			throws ReportServiceException
	{
		if ( paramName == null )
			return null;