Reports - Jasperreport - Integer has been deprecated and marked for removal value

While running the jasper report these warnings are shown:

warning: [removal] Integer(int) in Integer has been deprecated and marked for removal value = new java.lang.Integer(1); //$JR_EXPR_ID=1$

Most probably this deprecated syntax (new java.lang.Integer(int)) is used for initialization of Integer variables defined in the report (built-in variables) instead of Integer.valueOf(int).

Does anybody experience the same behavior?

Any advice how to get rid of these warnings?

Thanks.