Use below code instead of Workbook workbook = new XSSFWorkbook() it will resolve your issue. Workbook workbook = new HSSFWorkbook(); 

With below SQL2 query you can find specific component included in page or path.SELECT * FROM [nt:unstructured] AS node WHERE ISDESCENDANTNODE(node, "/content/we-retail") AND [sling:resourceType] = "weretail/components/content/image"