He intentado recuperarlos y no he podido busque en la web y encontre este codigo
Código PHP:
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JasperReport;
import net.sf.jasperreports.engine.design.JasperDesign;
import net.sf.jasperreports.engine.util.JRLoader;
import net.sf.jasperreports.engine.xml.JRXmlWriter;
public class convertir {
public static String sourcePath, destinationPath, xml;
public static JasperDesign jd = new JasperDesign();
public static void main(String[] args) throws Exception {
sourcePath = "Prueba/src/reportes/reporte.jasper";
destinationPath = "Prueba/src/reportes/reporte.jrxml";
try {
JasperReport report = (JasperReport) JRLoader.loadObject(sourcePath);
JRXmlWriter.writeReport(report, destinationPath, "UTF-8");
} catch (JRException e) {
throw new Exception("Error: " + e.getMessage());
}
}
}