Java - Write code to cast To Char and return Optional<Character>

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  4. String Character at an Index

Requirements

Write code to cast To Char and return Optional<Character>

Demo

//package com.book2s;

import java.util.Optional;

public class Main {
    public static void main(String[] argv) {
        String text = "b";
        System.out.println(castToChar(text));
    }/*from   ww w. ja  v  a 2  s .c  o  m*/

    public static Optional<Character> castToChar(String text) {
        return (!looksLikeCharacter(text)) ? Optional.<Character> empty()
                : Optional.of(text.charAt(0));
    }

    public static boolean looksLikeCharacter(String text) {
        return (text.length() == 1) ? true : false;
    }
}