Java implements a hexadecimal File Viewer Program

Import java. io. FileInputStream;
Import java. io. IOException;
Import java. io. InputStream;
Public class HexFinder {
Public static String format (byte [] bt ){
Int line = 0;
StringBuilder buf = new StringBuilder ();
For (byte d: bt ){
If (line % 16 = 0)
Buf. append (String. format ("% 05x:", line ));
Buf. append (String. format ("% 02x", d ));
Line ++;
If (line % 16 = 0)
Buf. append ("\ n ");
}
Buf. append ("\ n ");
Return buf. toString ();
}
Public static byte [] readFile (String file) throws IOException {
InputStream is = new FileInputStream (file );
Int length = is. available ();
Byte bt [] = new byte [length];
Is. read (bt );
Return bt;
}
Public static void main (String [] agrs) throws IOException {
Byte [] bt = HexFinder. readFile ("c: \ 1.rar ");
String hexData = HexFinder. format (bt );
System. out. println (hexData );
}
}

Author: yue7603835