import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
public class MD5 {
public static String encrypt(String message) throws NoSuchAlgorithmException, UnsupportedEncodingException {
MessageDigest md = MessageDigest.getInstance("MD5");
byte[] hash = md.digest(message.getBytes("UTF-8"));
return convertToHex(hash);
}
public static String convertToHex(byte[] hash){
StringBuilder sb = new StringBuilder(2 * hash.length);
for (byte b : hash) {
sb.append(String.format("%02x", b & 0xff));
}
return sb.toString();
}
public static boolean compareMD5(String digesta, String digestb) throws UnsupportedEncodingException{
return MessageDigest.isEqual(digesta.getBytes("UTF-8"), digestb.getBytes("UTF-8"));
}
}
