}
public <T> boolean deleteByKey(T bean, Session session,
ConsistencyLevel consistency) {
ClassInformation classInformation = ClassInformations.INSTACE.getClass(bean.getClass());
FieldInformation keyField = classInformation.getKeyInformation();
return deleteByKey(ReflectionUtil.INSTANCE.getMethod(bean, keyField.getField()),
bean.getClass(), session, consistency);
}