Bug 361443 Excel ODA
data/org.eclipse.birt.report.data.oda.excel/src/org/eclipse/birt/report/data/oda/excel/impl/util/XlsxFileReader.java
final private LinkedHashMap<String, String> sheetMap;
		private WorkbookHandler(LinkedHashMap<String, String> sheetMap) {
			this.sheetMap = sheetMap;
		}
		public void startElement(String uri, String localName, String qName,
				Attributes attributes) throws SAXException {
			
			if (qName.equals("sheet")) {
				String rid = attributes.getValue("r:id");
				String sheetName = attributes.getValue("name");
				sheetMap.put(sheetName, rid);
			}
		}
	}
}