From fb2519f6f9d79c7626a0281ad24925b4976cd81d Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 21 May 2013 19:22:51 -0400
Subject: Add ability to get underlying eager pointer in weak pointers

---
 odb/lazy-ptr.hxx | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'odb/lazy-ptr.hxx')

diff --git a/odb/lazy-ptr.hxx b/odb/lazy-ptr.hxx
index d54cac0..e340d94 100644
--- a/odb/lazy-ptr.hxx
+++ b/odb/lazy-ptr.hxx
@@ -72,6 +72,11 @@ namespace odb
     //
     void unload () const;
 
+    // Get the underlying eager pointer. If this is an unloaded pointer
+    // to a persistent object, then the returned pointer will be NULL.
+    //
+    T* get_eager () const;
+
     template <class DB, class ID> lazy_ptr (DB&, const ID&);
     template <class DB, class Y> lazy_ptr (DB&, Y*);
 
@@ -185,6 +190,11 @@ namespace odb
     //
     void unload () const;
 
+    // Get the underlying eager pointer. If this is an unloaded pointer
+    // to a persistent object, then the returned pointer will be NULL.
+    //
+    std::auto_ptr<T>& get_eager () const;
+
     template <class DB, class ID> lazy_auto_ptr (DB&, const ID&);
     template <class DB> lazy_auto_ptr (DB&, T*);
     template <class DB, class Y> lazy_auto_ptr (DB&, std::auto_ptr<Y>&);
@@ -305,6 +315,11 @@ namespace odb
     //
     void unload () const;
 
+    // Get the underlying eager pointer. If this is an unloaded pointer
+    // to a persistent object, then the returned pointer will be NULL.
+    //
+    std::unique_ptr<T, D>& get_eager () const;
+
     template <class DB, class ID> lazy_unique_ptr (DB&, const ID&);
     template <class DB> lazy_unique_ptr (DB&, pointer);
     template <class DB> lazy_unique_ptr (DB&, pointer, const deleter_type&);
@@ -464,6 +479,11 @@ namespace odb
     //
     void unload () const;
 
+    // Get the underlying eager pointer. If this is an unloaded pointer
+    // to a persistent object, then the returned pointer will be NULL.
+    //
+    std::shared_ptr<T> get_eager () const;
+
     template <class DB, class ID> lazy_shared_ptr (DB&, const ID&);
     template <class DB, class Y> lazy_shared_ptr (DB&, Y*);
     template <class DB, class Y, class D> lazy_shared_ptr (DB&, Y*, D);
@@ -593,6 +613,11 @@ namespace odb
     //
     void unload () const;
 
+    // Get the underlying eager pointer. If this is an unloaded pointer
+    // to a persistent object, then the returned pointer will be NULL.
+    //
+    std::weak_ptr<T> get_eager () const;
+
     template <class DB, class ID> lazy_weak_ptr (DB&, const ID&);
     template <class DB, class Y> lazy_weak_ptr (DB&, const std::shared_ptr<Y>&);
     template <class DB, class Y> lazy_weak_ptr (DB&, const std::weak_ptr<Y>&);
-- 
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