Need to concatenate multiple string variables in calculated fields using jasper server domain designer

Question

I need to concatenate three string variable as one field while creating the domain using JasperReports Server domain designer.

Example: s1=ram s2=jak s3=dak

here i need a calculated field as d=ram jak dak.

Answer 1

You can use calculated fields with the .concat() function like this:

s1.concat( s2, " ", s3 )

Or you can create this with derived table.