Bug 211710 [Regression] Data of cascading parameters in the report extended from the library can not be selected from the drop-down list when preview [01]
Description: Data of cascading parameters in the report extended from the library can not be selected from the drop-down list when preview. Build number: 2.2.2.v20071203-0630 Steps to reproduce: 1. New a Library with cascading parameters. 2. New a report and extend the cascading parameters from the library and preview. Expected result: Values can be selected from the drop-down list. Actual result: Values can not be selected from the drop-down list. Error log: N/A
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/GetParameterDefinitionTask.java
.equals( selectionType ) )
		{
			CascadingParameterGroupHandle group = null;
			if ( isCascadingParameter( parameter ) )
			{
				group = getCascadingGroup( parameter );
			}
			if ( group != null )
			{
				
				if ( DesignChoiceConstants.DATA_SET_MODE_SINGLE.equals( group
						.getDataSetMode( ) ) )
				{
					
					return getCascadingParameterList( parameter );
				}
				else
				{
					
					if ( parameter.getDataSetName( ) != null )
					{
						
						return getChoicesFromParameterQuery( parameter );
					}
					
					
					
				}
			}
			else