JDK 13 RFR of JDK-8222817 : Refactor printing processor to use streams

[Joe Darcy]

Hello,

Please review the changes to implement:

     JDK-8222817 : Refactor printing processor to use streams
     http://cr.openjdk.java.net/~darcy/8222817.0/

The intention is that the string output should be unchanged.

Thanks,

-Joe