private string BuildOrderByString()
{
string orderByString = m_defaultOrderBy;
if (m_needPaging)
{
if (m_pagingInfo != null && !ConditionConstructor.IsStringNullOrEmpty(m_pagingInfo.SortField))
{
orderByString = m_pagingInfo.SortField;
}
if (ConditionConstructor.IsStringNullOrEmpty(orderByString))
{
throw new ApplicationException("Daynamic query must have one OrderBy field at least.");
}
}
return(orderByString);
}
protected object TryConvertToLikeString(object value, QueryConditionOperatorType type)
{
if (value != null && value.GetType().Equals(typeof(string)) && !ConditionConstructor.IsStringNullOrEmpty(value.ToString()))
{
if (type == QueryConditionOperatorType.Like)
{
return("%" + value.ToString() + "%");
}
else if (type == QueryConditionOperatorType.LeftLike)
{
return(value.ToString() + "%");
}
else if (type == QueryConditionOperatorType.RightLike)
{
return("%" + value.ToString());
}
}
return(value);
}
