Sub array search

public class Main {
/*from  j a  v a 2  s.  co m*/
  public static boolean startsWith(byte[] source, int offset, byte[] match) {

    if (match.length > (source.length - offset)) {
      return false;
    }

    for (int i = 0; i < match.length; i++) {
      if (source[offset + i] != match[i]) {
        return false;
      }
    }
    return true;
  }

}