Source Code : hex String To Byte Array

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hex String To Byte Array

    

public class Main {


  public static byte[] hexStringToByteArray(String s) {
    byte[] b = new byte[s.length() / 2];
    for (int i = 0; i < b.length; i++) {
      int index = i * 2;
      int v = Integer.parseInt(s.substring(index, index + 2), 16);
      b[i] = (byte) v;
    }
    return b;
  }

}

   
    
    
    
  

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