public static String displayUtf8Bytes(byte[] bytes) {
    if (bytes == null) {
      return "NULL";
    } else {
      return new String(bytes, StandardCharsets.UTF_8);
    }
  }
A vector expression which implements a checked execution to account for overflow handling
should override this method and return true. In such a case Vectorizer will use Checked
variation of the vector expression to process data
@return true if vector expression implements a Checked variation of vector expression
ql/src/java/org/apache/hadoop/hive/ql/exec/vector/expressions/VectorExpression.java