replace String input with parenthesis

[Phaneendra Gugggilam]

hi
i want to replace str with pipe symbol.

String str = "(test)";
str=str.replaceAll(str);
System.out.println("output => "+str);

solution:
output => (|)

but i want solution as

output =>

[Joanne Neal]

You've already asked this question here. Carry the discussion on in that thread.