/// <summary>
/// 从队列中获取n条记录，并进行处理
/// </summary>
/// <param name="count"></param>
/// <returns></returns>
public WfPersistQueueCollection FetchQueueItemsAndDoOperation(int count)
{
ORMappingItemCollection mappingInfo = ORMapping.GetMappingInfo(typeof(WfPersistQueue));
string top = count < 0 ? string.Empty : "TOP " + count;
string sql = string.Format("SELECT {0} * FROM {1} WITH (UPDLOCK, READPAST) ORDER BY SORT_ID", top, mappingInfo.TableName);
WfPersistQueueCollection result = new WfPersistQueueCollection();
using (TransactionScope scope = TransactionScopeFactory.Create())
{
DataView view = DbHelper.RunSqlReturnDS(sql, GetConnectionName()).Tables[0].DefaultView;
ORMapping.DataViewToCollection(result, view);
foreach (WfPersistQueue pq in result)
{
DoQueueOperationAndMove(pq);
}
scope.Complete();
}
return(result);
}
/// <summary>
/// 从队列中获取n条记录，并进行处理
/// </summary>
/// <param name="count"></param>
/// <returns></returns>
public WfPersistQueueCollection FetchQueueItemsAndDoOperation(int count)
{
ORMappingItemCollection mappingInfo = ORMapping.GetMappingInfo(typeof(WfPersistQueue));
string top = count < 0 ? string.Empty : "TOP " + count;
string sql = string.Format("SELECT {0} * FROM {1} WITH (UPDLOCK READPAST) ORDER BY SORT_ID", top, mappingInfo.TableName);
WfPersistQueueCollection result = new WfPersistQueueCollection();
using (TransactionScope scope = TransactionScopeFactory.Create())
{
DataView view = DbHelper.RunSqlReturnDS(sql, GetConnectionName()).Tables[0].DefaultView;
ORMapping.DataViewToCollection(result, view);
foreach (WfPersistQueue pq in result)
DoQueueOperationAndMove(pq);
scope.Complete();
}
return result;
}
