Add support for SQL statement tracing

1 files changed, 62 insertions, 0 deletions

diff --git a/odb/oracle/tracer.hxx b/odb/oracle/tracer.hxx
new file mode 100644
index 0000000..149c627
--- /dev/null
+++ b/odb/oracle/tracer.hxx
@@ -0,0 +1,62 @@
+// file      : odb/oracle/tracer.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : ODB NCUEL; see accompanying LICENSE file
+
+#ifndef ODB_ORACLE_TRACER_HXX
+#define ODB_ORACLE_TRACER_HXX
+
+#include <odb/pre.hxx>
+
+#include <odb/tracer.hxx>
+
+#include <odb/oracle/forward.hxx>
+#include <odb/oracle/details/export.hxx>
+
+namespace odb
+{
+  namespace oracle
+  {
+    class LIBODB_EXPORT tracer: private odb::tracer
+    {
+    public:
+      virtual
+      ~tracer ();
+
+      virtual void
+      prepare (connection&, const statement&);
+
+      virtual void
+      execute (connection&, const statement&);
+
+      virtual void
+      execute (connection&, const char* statement) = 0;
+
+      virtual void
+      deallocate (connection&, const statement&);
+
+    private:
+      // Allow these classes to convert oracle::tracer to odb::tracer.
+      //
+      friend class database;
+      friend class connection;
+      friend class transaction;
+
+      virtual void
+      prepare (odb::connection&, const odb::statement&);
+
+      virtual void
+      execute (odb::connection&, const odb::statement&);
+
+      virtual void
+      execute (odb::connection&, const char* statement);
+
+      virtual void
+      deallocate (odb::connection&, const odb::statement&);
+    };
+  }
+}
+
+#include <odb/post.hxx>
+
+#endif // ODB_ORACLE_TRACER_HXX