Bug 183307 JS error with cascading group in birt:paramDef tag.[0603]
Description: JS error with cascading group in birt:paramDef tag. Build number:2.2.0.v200704190630 Steps to reproduce: 1. New a report with cascading group from sample table OFFICES(COUNTRY, OFFICECODE). 2. New a jsp file with content: <birt:parameterPage id="0" name="custom param page" reportDesign="report.rptdesign" isCustom="true" pattern="frameset"> <birt:paramDef id="9" name="country" value="USA"/> <input type="submit" name="OK" value="submit"/> </birt:parameterPage> 3. Preview the jsp file. Expected result: Display Listbox/combobox with value "USA" as default. Actual result: JS error A runtime error is occurred Error log:N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/ParamDefTag.java
if ( param.getTitle( ) != null )
			writer.write( " title=\"" + param.getTitle( ) + "\" " ); 
		if ( param.getCssClass( ) != null )
			writer.write( " class=\"" + param.getCssClass( ) + "\" " ); 
		if ( param.getStyle( ) != null )
			writer.write( " style=\"" + param.getStyle( ) + "\" " ); 
	}
	/**
	 * Handle output Text Box type parameter
	 * 
	 * @throws Exception
	 */
	protected void __handleTextBox( ) throws Exception
	{
		JspWriter writer = pageContext.getOut( );
		String encParamId = ParameterAccessor.htmlEncode( param.getId( ) );
		String encParamName = ParameterAccessor.htmlEncode( param.getName( ) );
		boolean isNullValue = param.getValue( ) == null;
		
		String displayTextId = encParamId + "_displayText"; 
		String displayTextName = ParameterAccessor.PREFIX_DISPLAY_TEXT
				+ encParamName;
		writer.write( "<input type=\"hidden\" " ); 
		writer.write( " id=\"" + displayTextId + "\" " ); 
		if ( paramDef.isRequired( ) || !isNullValue )
		{
			writer.write( " name=\"" + displayTextName + "\" " ); 
			writer
					.write( " value=\"" + ParameterAccessor.htmlEncode( this.displayTextString ) + "\" " ); 
		}