/// <summary>
///
/// </summary>
/// <param name="type"></param>
/// <param name="bDataBase"></param>
/// <param name="bWithLock"></param>
/// <param name="bNeedParams"></param>
/// <param name="bNeedQueryProvider"></param>
protected DMS(Type type, string bDataBase, bool bWithLock, bool bNeedParams, bool bNeedQueryProvider)
{
DMSFrameException.ThrowIfNull(type);
this.DataType = type;
this.CurrentType = type;
TableMappingAttribute attribute = DMSExpression.GetTableMappingAttribute(type);
this.TableExpressioin = DMSExpression.GetTableExpression(attribute.DMSDbType);
this.ColumnsExpressioin = DMSExpression.GetColumnsExpression(attribute.DMSDbType);
this.WhereExpressioin = DMSExpression.GetWhereExpression(attribute.DMSDbType);
this.OrderByExpressioin = DMSExpression.GetOrderByExpression(attribute.DMSDbType);
this.GroupByExpression = DMSExpression.GetGroupByExpression(attribute.DMSDbType);
this.HavingExpression = DMSExpression.GetHavingExpression(attribute.DMSDbType);
this.SplitExpression = DMSExpression.GetSplitExpression(attribute);
this.Provider = DMSExpression.GetDbProvider(attribute.DMSDbType, attribute.ConfigName);
this.dynamicParameters = new DynamicParameters();
DMSFrameException.ThrowIfNull(this.TableExpressioin, this.ColumnsExpressioin, this.WhereExpressioin, this.OrderByExpressioin, this.GroupByExpression, this.HavingExpression);
if (!string.IsNullOrEmpty(bDataBase))
{
this.TableExpressioin.bDataBase = bDataBase;
DMSDataBase myDb = new DMSDataBase(bDataBase);
this.TableExpressioin.Append <DMSDataBase, DMSDataBase>(q => myDb);
}
this.TableExpressioin.WithLock = bWithLock;
this.ExcuteType = DMSExcuteType.SELECT;
this.TableExpressioin.NeedParams = bNeedParams;
this.ColumnsExpressioin.NeedParams = bNeedParams;
this.WhereExpressioin.NeedParams = bNeedParams;
this.OrderByExpressioin.NeedParams = bNeedParams;
this.GroupByExpression.NeedParams = bNeedParams;
this.HavingExpression.NeedParams = bNeedParams;
this.TableExpressioin.SplitExpression = this.SplitExpression;
this.ColumnsExpressioin.SplitExpression = this.SplitExpression;
this.WhereExpressioin.SplitExpression = this.SplitExpression;
this.OrderByExpressioin.SplitExpression = this.SplitExpression;
this.GroupByExpression.SplitExpression = this.SplitExpression;
this.HavingExpression.SplitExpression = this.SplitExpression;
}
/// <summary>
///
/// </summary>
/// <param name="SplitPagerFlag"></param>
/// <param name="PageIndex"></param>
/// <param name="PageSize"></param>
/// <param name="tableKey"></param>
/// <param name="orderSql"></param>
public virtual void AnalyzeExpressionPager(bool SplitPagerFlag, int PageIndex, int PageSize, string tableKey, string orderSql)
{
StringBuilder tempSql = new StringBuilder(resultSql.ToString());
resultSqlCount = new StringBuilder();
if (SplitPagerFlag && PageIndex != 1)
{
DMSFrameException.ThrowIfNull(string.IsNullOrEmpty(orderSql), "分页必须包含排序字段！");
}
if (SplitPagerFlag)
{
bool flag = this.DMSFrame.Provider.ConstructPageSplitableSelectStatementForCount(resultSql.ToString(), ref resultSqlCount);
if (!flag)
{
throw new DMSFrameException("获取Count查询出错！");
}
}
string splitSql;
if (PageIndex == 1)
{
bool flag = this.DMSFrame.Provider.ConstructPageSplitableSelectStatementForFirstPage(resultSql.ToString(), PageSize, out splitSql);
if (!flag)
{
throw new DMSFrameException("获取TOP查询出错！");
}
this.resultSql = new StringBuilder(splitSql);
}
else
{
bool flag = this.DMSFrame.Provider.ConstructPageSplitableSelectStatement(resultSql.ToString(), this.MemberSql, PageIndex, PageSize, tableKey, out splitSql);
if (!flag)
{
throw new DMSFrameException("获取TOP查询出错！");
}
this.resultSql = new StringBuilder(splitSql);
}
}
