Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68

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