Created
May 25, 2016 02:29
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package ru.kvins; | |
import java.nio.charset.StandardCharsets; | |
import java.util.LinkedList; | |
import java.util.Scanner; | |
public class Main { | |
public static void main(String[] args) { | |
Scanner sc = new Scanner(System.in); | |
System.out.println("Пример ввода:"); | |
byte[] exampleArray = "Example \uD83D\uDE01 Пример".getBytes(StandardCharsets.UTF_8); | |
for (byte anExampleArray : exampleArray) System.out.print(anExampleArray + " "); | |
System.out.println(); | |
System.out.println("Для выхода совершите пустой ввод."); | |
System.out.println("Пожалуйста, введите последовательность байт через пробел:"); | |
while (sc.hasNextLine()) { | |
String inputString = sc.nextLine(); | |
if (inputString.isEmpty()) { | |
return; | |
} else { | |
LinkedList<Byte> bytesList = new LinkedList<>(); | |
String[] parsingBytes = inputString.trim().split(" "); | |
for (String byteString : parsingBytes) { | |
try { | |
byte b = Byte.parseByte(byteString); | |
bytesList.add(b); | |
} catch (NumberFormatException e) { | |
System.err.println("Не байт во вводе. Процесс обработки остановлен! '" + byteString + "'"); | |
return; | |
} | |
} | |
if (bytesList.size() > 0) { | |
int i = 0; | |
byte[] enteredBytes = new byte[bytesList.size()]; | |
for (Byte b : bytesList) { | |
enteredBytes[i++] = b; | |
} | |
printCharacters(enteredBytes); | |
} | |
} | |
} | |
} | |
private static void printCharacters(byte[] characters) { | |
try { | |
String parsedCharacters = new String(characters, StandardCharsets.UTF_8); | |
for (int i = 0; i < parsedCharacters.length(); i++) System.out.println(Integer.toHexString((int) parsedCharacters.charAt(i))); | |
} catch (Exception e) { | |
e.printStackTrace(); | |
} | |
} | |
} |
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