Setting a number format pattern in iReport 5.7.0 to retain 3 digits after the decimal point

Question

I am using iReport 5.7.0 to generate JasperReports\'s report.
I have set the pattern #####0.000 on a field with a Double value.
I have expected 3 dec

Answer 1

Try following at the place where you want a particular decimal format. Say you have a field into report, Total_Number:

new DecimalFormat("#0.000").format($F{Total_number})

If the value for $F{Total_number} is 4.5667888. Following is the output:

Output

4.566