Appending String.valueOf() to a String decreases the code readability.

The argument passed to String.valueOf() should be directly appended instead.

Noncompliant Code Example

public void display(int i){
  System.out.println("Output is " + String.valueOf(i));    // Noncompliant
}

Compliant Solution

public void display(int i){
  System.out.println("Output is " + i);                    // Compliant
}