Class PostfixExpression.Operator

  • Enclosing class:
    PostfixExpression

    public static class PostfixExpression.Operator
    extends Object
    Postfix operators (typesafe enumeration).
     PostfixOperator:
        ++  INCREMENT
        --  DECREMENT
     
    • Method Detail

      • toString

        public String toString()
        Returns the character sequence for the operator.
        Overrides:
        toString in class Object
        Returns:
        the character sequence for the operator
      • toOperator

        public static PostfixExpression.Operator toOperator​(String token)
        Returns the postfix operator corresponding to the given string, or null if none.

        toOperator is the converse of toString: that is, Operator.toOperator(op.toString()) == op for all operators op.

        Parameters:
        token - the character sequence for the operator
        Returns:
        the postfix operator, or null if none