From 6f0d40508286afc8cdd72a0b5f807d5c2a589cfc Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 4 Jun 2010 16:33:08 +0200
Subject: Initial implementation

---
 odb/database.hxx | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 odb/database.hxx

(limited to 'odb/database.hxx')

diff --git a/odb/database.hxx b/odb/database.hxx
new file mode 100644
index 0000000..2a904a4
--- /dev/null
+++ b/odb/database.hxx
@@ -0,0 +1,71 @@
+// file      : odb/database.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_DATABASE_HXX
+#define ODB_DATABASE_HXX
+
+#include <odb/traits.hxx>
+#include <odb/forward.hxx>
+
+namespace odb
+{
+  class transaction_impl;
+
+  class database
+  {
+  public:
+    virtual
+    ~database ();
+
+    template <typename T, template <typename> class P>
+    typename object_traits<T>::id_type
+    persist (P<T> obj);
+
+    template <typename T>
+    typename object_traits<T>::shared_ptr
+    load (typename object_traits<T>::id_type const&);
+
+    template <typename T>
+    typename object_traits<T>::shared_ptr
+    find (typename object_traits<T>::id_type const&);
+
+    template <typename T, template <typename> class P>
+    void
+    erase (P<T> obj);
+
+    template <typename T, template <typename> class P>
+    void
+    modified (P<T> obj);
+
+    // Transaction API.
+    //
+  public:
+    // Start a transaction. If an existing session can be obtained via
+    // session::current(), the transaction is run as part of that session.
+    // Otherwise a new session is created and will be automatically flushed
+    // and destroyed when transaction ends.
+    //
+    virtual transaction_impl*
+    begin_transaction () = 0;
+
+    // Start a transaction as part of an existing session. The session
+    // is not automatically flushed or destroyed when transaction ends.
+    //
+    virtual transaction_impl*
+    begin_transaction (session&) = 0;
+
+  protected:
+    database ();
+
+  private:
+    database (const database&);
+    database& operator= (const database&);
+  };
+}
+
+#include <odb/database.ixx>
+#include <odb/database.txx>
+
+#endif // ODB_DATABASE_HXX
-- 
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