@Override
  public String toString() {
    StringBuilder buf = new StringBuilder();
    buf.append("[");
    for (int i = 0; i < getValues().length; i++) {
      buf.append(getValues()[i] + ", ");
    }
    buf.append("]");
    return getDefinitionId() + ":" + buf;
  }
@return String representation of this object
geode-core/src/main/java/org/apache/geode/admin/jmx/internal/StatAlertNotification.java