translator.java

/*
  ____          _____               _ _           _
 |  _ \        |  __ \             (_) |         | |
 | |_) |_   _  | |__) |_ _ _ __ _____| |__  _   _| |_ ___
 |  _ <| | | | |  ___/ _` | '__|_  / | '_ \| | | | __/ _ \
 | |_) | |_| | | |  | (_| | |   / /| | |_) | |_| | ||  __/
 |____/ \__, | |_|   \__,_|_|  /___|_|_.__/ \__, |\__\___|
         __/ |                               __/ |
        |___/                               |___/
____________________________________
/ If you need help, contact me:      \
\ https://parzibyte.me               /
 ------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||
* */

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        String originalText = "parzibyte.me";
        System.out.println("Original text: " + originalText);
        String translatedText = textToBinary(originalText);
        System.out.println("In binary, it is: " + translatedText);


        System.out.println("-----------------");


        String binaryText = "1110000 1100001 1110010 1111010 1101001 1100010 1111001 1110100 1100101 101110 1101101 1100101";
        System.out.println("Binary: " + binaryText);
        String translatedBinary = binaryToText(binaryText);
        System.out.println("In english, it is: " + translatedBinary);
        String userText = "";
        Scanner sc = new Scanner(System.in);
        System.out.println("Type some text and I will convert it to binary:");
        userText = sc.nextLine();
        translatedText = textToBinary(userText);
        System.out.println(translatedText);
        System.out.println("Typee some text in binary and I will translate it to english: ");
        userText = sc.nextLine();
        translatedBinary = binaryToText(userText);
        System.out.println(translatedBinary);

    }

    public static String binaryToText(String binaryText) {
        String[] binaryNumbers = binaryText.split(" ");
        String text = "";
        for (String currentBinary : binaryNumbers) {
            int decimal = binaryToDecimal(currentBinary);
            char letra = (char) decimal;
            text += letra;
        }
        return text;
    }


    public static String textToBinary(String originalText) {
        String binaryText = "";
        for (int i = 0; i < originalText.length(); i++) {
            char currentChar = originalText.charAt(i);
            int ascii = (int) currentChar;
            String binary = decimalToBinary(ascii);
            binaryText += binary + " ";
        }
        return binaryText;
    }

    public static int binaryToDecimal(String binary) {
        int decimal = 0;
        int position = 0;
        for (int x = binary.length() - 1; x >= 0; x--) {
            short digit = 1;
            if (binary.charAt(x) == '0') {
                digit = 0;
            }
            double multiplier = Math.pow(2, position);
            decimal += digit * multiplier;
            position++;
        }
        return decimal;
    }

    public static String decimalToBinary(int decimal) {
        if (decimal <= 0) {
            return "0";
        }
        String binary = "";
        while (decimal > 0) {
            short remainder = (short) (decimal % 2);
            decimal = decimal / 2;
            binary = String.valueOf(remainder) + binary;
        }
        return binary;
    }
}