diff options
Diffstat (limited to 'qpid/cpp/src/qpid/store/ms-sql/Recordset.cpp')
-rw-r--r-- | qpid/cpp/src/qpid/store/ms-sql/Recordset.cpp | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/store/ms-sql/Recordset.cpp b/qpid/cpp/src/qpid/store/ms-sql/Recordset.cpp new file mode 100644 index 0000000000..e706799951 --- /dev/null +++ b/qpid/cpp/src/qpid/store/ms-sql/Recordset.cpp @@ -0,0 +1,92 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + * + */ + +#include <qpid/Exception.h> +#include <qpid/log/Statement.h> + +#include "Recordset.h" +#include "BlobEncoder.h" +#include "DatabaseConnection.h" +#include "VariantHelper.h" + +namespace { +inline void TESTHR(HRESULT x) {if FAILED(x) _com_issue_error(x);}; +} + +namespace qpid { +namespace store { +namespace ms_sql { + + +void +Recordset::init(DatabaseConnection* conn, const std::string& table) +{ + dbConn = conn; + TESTHR(rs.CreateInstance(__uuidof(::Recordset))); + tableName = table; +} + +void +Recordset::openRs() +{ + // Client-side cursors needed to get access to newly added + // identity column immediately. Recordsets need this to get the + // persistence ID for the broker objects. + rs->CursorLocation = adUseClient; + _ConnectionPtr p = *dbConn; + rs->Open(tableName.c_str(), + _variant_t((IDispatch *)p, true), + adOpenStatic, + adLockOptimistic, + adCmdTable); +} + +void +Recordset::open(DatabaseConnection* conn, const std::string& table) +{ + init(conn, table); + openRs(); +} + +void +Recordset::close() +{ + if (rs && rs->State == adStateOpen) + rs->Close(); +} + +void +Recordset::requery() +{ + // Restore the recordset to reflect all current records. + rs->Filter = ""; + rs->Requery(-1); +} + +void +Recordset::dump() +{ + long count = rs->RecordCount; + QPID_LOG(notice, "DB Dump: " + tableName << + ": " << count << " records"); +} + +}}} // namespace qpid::store::ms_sql |