internal override void CreateDataSchema(IntegrationContext context)
{
string connectionstring = context.State[ContextState.DatabaseConnectionString] as string;
if (string.IsNullOrEmpty(connectionstring))
{
throw new ArgumentNullException(string.Format("argument [{0}] missed!", ContextState.DatabaseConnectionString));
}
string tableName = context.State[ContextState.DatabaseTableName] as string;
if (string.IsNullOrEmpty(tableName))
{
throw new ArgumentNullException(string.Format("argument [{0}] missed!", ContextState.DatabaseTableName));
}
DataTable dt = new DataTable(tableName);
using (SqlConnection conn = new SqlConnection(connectionstring))
{
conn.Open();
SqlCommand cmd2 = new SqlCommand(string.Format("SELECT * FROM {0} WHERE 1<>1;", tableName), conn);
SqlDataAdapter adapter = new SqlDataAdapter(cmd2);
adapter.Fill(dt);
}
context.Schema = DataTableStorage.GetDataSchema(dt);
}
internal override void TransferData(IntegrationContext context)
{
string connectionstring = context.State[ContextState.DatabaseConnectionString] as string;
if (string.IsNullOrEmpty(connectionstring))
{
throw new ArgumentNullException(string.Format("argument [{0}] missed!", ContextState.DatabaseConnectionString));
}
if (null == context.Schema)
{
throw new System.Exception("data schema missed!");
}
if (context.SuccessCount == 0)
{
throw new System.Exception("data missed!");
}
string tableName = context.State[ContextState.DatabaseTableName] as string;
if (string.IsNullOrEmpty(tableName))
{
throw new ArgumentNullException(string.Format("argument [{0}] missed!", ContextState.DatabaseTableName));
}
bool isTruncate = (bool)context.State[ContextState.DatabaseTruncateTable];
if (isTruncate)
{
TruncateData(connectionstring, tableName);
}
using (SqlConnection conn = new SqlConnection(connectionstring))
using (SqlBulkCopy bulkCopy = new SqlBulkCopy(conn))
{
conn.Open();
DataTable dt = new DataTable(tableName);
SqlCommand cmd2 = new SqlCommand(string.Format("SELECT * FROM {0} WHERE 1<>1;", tableName), conn);
SqlDataAdapter adapter = new SqlDataAdapter(cmd2);
adapter.Fill(dt);
MappingColumns(bulkCopy, dt, context.Schema);
DataTableStorage.FillDestinationDataItems(dt, context.Data);
bulkCopy.DestinationTableName = tableName;
bulkCopy.BatchSize = dt.Rows.Count;
bulkCopy.WriteToServer(dt);
}
}
