The result of function isn't used

[AppChecker]

Greetings!

We've checked your source code and found some suspicious part. Maybe this code never executes but a bug is a bug)

https://github.com/Microsoft/deployr-rserve/blob/8b75ec4296399926df230fc5db66e45e17e9dc82/Rserve/src/client/java-old/REXP.java#L1040

        if (s.indexOf('\\')>=0)
            s.replaceAll("\\","\\\\");
        if (s.indexOf('"')>=0)
            s.replaceAll("\"", "\\\"");

The value of variable s doesn't change

This bug is found by Echelon team with AppChecker static analyzer