Fionageo

Hi I am trying to make the same thing, but I get a NullPointException: I have tried with: r[a].toString.equals(null); r[a]==null; r[a].equals(null); and all the time I get a NullPointException r = (Object[]) list.get(i); for (int a = 0; a < r.length; a++) { if (r[a] == null) { dos.writeChars("empty"); What …

Hello I am working with Jasper iReports, I call a method inside of one subreport created in Java when I run the application sends me the following error: Cannot cast from JasperReport to String value = (java.lang.String)(com.server.beans.GafJasperUtil.getReport(((java.lang.Object)parameter_SUBREPORT_GIS.getValue()), ((java.lang.String)parameter_SUBREPORT_DIR.getValue()) + "GIS-Report"));//$JR_EXPR_ID=45$ <----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> What should I modified? Thank you.

Hello I am quite new programming in Jython, I am working with DB. I a send SQL Statements, but I want to handle the zero rows in Resulset. rs = dataSource.performQuery(sqlstatement) rs.moveFirst() I dont know which condition has to be set when the Resulset doesnt has any row. When I …