TIOBE - Java Coding Standard

Rule: Basic9

Synopsis:	Avoid unnecessary temporaries when converting primitives to Strings
Language:	Java
Severity Level:	3
Category:	Basic

Description:

Avoid unnecessary temporaries when converting primitives to Strings

public String convert(int x) {
  // this wastes an object
  String foo = new Integer(x).toString();
  // this is better
  return Integer.toString(x);
}