include/XmlDataReportProducer.java in casperreports-0.0.3 vs include/XmlDataReportProducer.java in casperreports-0.0.4

@@ -1,31 +1,51 @@
 import java.io.*;
 import net.sf.jasperreports.engine.JRException;
+import net.sf.jasperreports.engine.JRExporter;
 import net.sf.jasperreports.engine.JasperCompileManager;
 import net.sf.jasperreports.engine.JasperReport;
 import net.sf.jasperreports.engine.JasperPrint;
 import net.sf.jasperreports.engine.data.JRXmlDataSource;
 import net.sf.jasperreports.engine.JasperFillManager;
 import net.sf.jasperreports.engine.JasperExportManager;
+import net.sf.jasperreports.engine.JRExporterParameter;
+import net.sf.jasperreports.engine.export.JRXlsExporter;
 
 
 public class XmlDataReportProducer {
 
-  public static byte[] compile(String jrxml, String xmldata, String select) {
+  public static byte[] compile(String jrxml, String xmldata, String select, String type) {
     try {
-      //JasperCompileManager.compileReportToFile("../spec/data/testreport.jrxml");
-      //JasperReport jr = JasperCompileManager.compileReport(jrxml);
       ByteArrayInputStream bs_jrxml = new ByteArrayInputStream(jrxml.getBytes());
       ByteArrayInputStream bs_xml = new ByteArrayInputStream(xmldata.getBytes());
 
       JasperReport jr = JasperCompileManager.compileReport(bs_jrxml);
       JRXmlDataSource ds = new JRXmlDataSource(bs_xml, select);
       JasperPrint jp = JasperFillManager.fillReport(jr, null, ds);
-      return JasperExportManager.exportReportToPdf(jp);
-    }
-    catch (JRException e) {
+      
+	  if (type.equalsIgnoreCase("pdf"))
+		return pdf(jp);
+	  else if (type.equalsIgnoreCase("xls"))
+		return xls(jp);
+	  else
+		return null;
+    }catch (JRException e) {
       e.printStackTrace();
       return null;
     }
   }
+
+  private static byte[] xls(JasperPrint jasperprint) throws JRException {
+  	JRExporter exporter = new JRXlsExporter(); 
+	ByteArrayOutputStream xls = new ByteArrayOutputStream(); 
+	exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperprint);
+	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, xls);
+	exporter.exportReport();
+	return xls.toByteArray();
+  }
+
+  private static byte[] pdf(JasperPrint jasperprint) throws JRException {
+  	return JasperExportManager.exportReportToPdf(jasperprint);
+  }
+
 }