Bug 201236 Issue about Allow multiple and duplicate values in Layout preview[0705]
Description: Issue about Allow multiple and duplicate values in Layout preview Build number:2.2.1.v20070827 Steps to reproduce: 1. New sample data source and dataset from CUSTOMERS. 2. New a parameter p1, listbox, dynamic, value field COUNTRY, tick on allow duplicate value, tick on allow multiple values. 3. Insert a data item to Layout, set expression as var values=""; for (i=0;i<params["p1"].value.length;i++) values=values+params["p1"].value[i]+"."; values; 4. In Layout, click Preview and select France. Expected result: Display one France. Actual result: Display several France. I tried the same action but preview in Web viewer and extenal html, the result is only one France. Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/context/ViewerAttributeBean.java
/**
	 * Delete the last "_" part
	 * 
	 * @param name
	 * @return String
	 */
	private String prepareConfigVarName( String name )
	{
		int index = name.lastIndexOf( "_" ); 
		return name.substring( 0, index );
	}
	/**
	 * if parameter existed in config file, return the correct parameter name
	 * 
	 * @param configVarName
	 *            String
	 * @param parameterList
	 *            Collection
	 * @return String
	 */
	private String getParameterName( String configVarName,
			Collection parameterList ) throws ReportServiceException
	{
		String paramName = null;
		if ( parameterList != null )
		{
			for ( Iterator iter = parameterList.iterator( ); iter.hasNext( ); )
			{
				ParameterDefinition parameter = (ParameterDefinition) iter
						.next( );