Bug 147995 Master page lost when drill through to a report document
Description: Master page lost when drill through to a report document Steps to reproduce: 1. New a report rpt1 with master page 2. Generate the report document for rpt1 3. New another report rpt2, drill through to the report document 4. Preview rpt2, link to the report document, master page is missing
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/BirtViewerReportService.java
if ( reportDesignName.endsWith( "\\" ) 
							|| reportDesignName.endsWith( "/" ) ) 
						reportDesignName = null;
				}
			}
		}
		return reportDesignName;
	}
	/*
	 * Convert engine parameters (IScalarParameterDefn and IParameterGroupDefn)
	 * into service api parameters (ParameterDefinition and
	 * ParameterGroupDefinition)
	 * 
	 * @param params a Collection of IScalarParameterDefn or IParameterGroupDefn
	 * @param task the task to use to get selection list for a parameter @param
	 * includeGroups if true, include groups (ParameterGroupDefinition) in the
	 * result, otherwise flatten the result (i.e. include the contents of the
	 * groups in the result)
	 * 
	 * @return a Collection of ParameterDefinition and ParameterGroupDefinition,
	 * or a Collection of only ParameterDefinition if includeGroups == false
	 */
	private static Collection convertEngineParameters( Collection params,
			IGetParameterDefinitionTask task, boolean includeGroups )
	{
		if ( params == null )
			return Collections.EMPTY_LIST;
		List ret = new ArrayList( );
		for ( Iterator it = params.iterator( ); it.hasNext( ); )
		{