Bug 195613 drill through to toc in target report does not work properly[04]
steps to reproduce: use attached reports preview new_report_9.rptdesign in PDF click on actuate logo expected behavior: data item of 2nd page (toc) in target report is displayed actual behavior: target report was reached, but failed to navigated to the toc item
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/BirtUtility.java
if ( parameterStringValue != null
						&& parameterStringValue.length( ) <= 0
						&& parameterObj.isRequired( ) )
				{
					missingParameter = true;
					break;
				}
			}
		}
		return missingParameter;
	}
	/**
	 * Handle SOAP operation. Parse report parameters and display text
	 * 
	 * @param operation
	 * @param bean
	 * @param parameterMap
	 * @param displayTexts
	 * @throws Exception
	 */
	public static void handleOperation( Operation operation,
			ViewerAttributeBean bean, Map parameterMap, Map displayTexts )
			throws Exception
	{
		if ( operation == null || bean == null || parameterMap == null
				|| displayTexts == null )
			return;
		
		List locs = new ArrayList( );
		Map params = new HashMap( );