public class Token
{
    public static final char SPACE = ' ';
    public static final char PLUS = '+';
    public static final char MULTIPLY = '*';
    public static final char OPEN_BRACE = '(';
    public static final char CLOSE_BRACE = ')';
    
    private Token ()
    {
    }
}
@@ -11,16 +11,17 @@
 ss Token
+s
 %0A%7B%0A    p
@@ -238,20 +238,16 @@
  = ')';%0A
-    
 %0A    pri
@@ -256,16 +256,17 @@
 te Token
+s
  ()%0A    

Update Tokens.java