3.1 JXLS Template 3.2 Context import org.jxls.common.Context; import org.jxls.util.JxlsHelper; try (InputStream is = new FileInputStream("template.xlsx")) { try (OutputStream os = new FileOutputStream("output.xlsx")) { Context context = new Context(); context.putVar("users", users); JxlsHelper.getInstance().processTemplate(is, os, context); } }