From ba529a8179f27d3ccbc584925fde6cd270f790ce Mon Sep 17 00:00:00 2001
From: Constantin Michael <constantin@codesynthesis.com>
Date: Wed, 29 Jun 2011 08:31:19 +0200
Subject: Add hooks for generating extra code in container traits

---
 odb/relational/header.hxx | 18 +++++++++++++++++-
 odb/relational/source.hxx |  7 +++++++
 2 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/odb/relational/header.hxx b/odb/relational/header.hxx
index 62c2e92..11ecfdf 100644
--- a/odb/relational/header.hxx
+++ b/odb/relational/header.hxx
@@ -202,6 +202,16 @@ namespace relational
       }
 
       virtual void
+      container_public_extra_pre (semantics::data_member&)
+      {
+      }
+
+      virtual void
+      container_public_extra_post (semantics::data_member&)
+      {
+      }
+
+      virtual void
       container (semantics::data_member& m)
       {
         using semantics::type;
@@ -343,6 +353,8 @@ namespace relational
 
         os << "{";
 
+        container_public_extra_pre (m);
+
         if (!abst)
         {
           // column_count
@@ -363,7 +375,9 @@ namespace relational
 
         if (base)
         {
+          container_public_extra_post (m);
           os << "};";
+
           return;
         }
 
@@ -693,10 +707,12 @@ namespace relational
              << "erase (const " << db << "::binding& id, statements_type&);"
              << endl;
 
+        container_public_extra_post (m);
+
         os << "};";
       }
 
-    private:
+    protected:
       semantics::class_& c_;
     };
 
diff --git a/odb/relational/source.hxx b/odb/relational/source.hxx
index c24b7c4..94e08d6 100644
--- a/odb/relational/source.hxx
+++ b/odb/relational/source.hxx
@@ -622,6 +622,11 @@ namespace relational
       }
 
       virtual void
+      container_extra (semantics::data_member&)
+      {
+      }
+
+      virtual void
       container (semantics::data_member& m)
       {
         using semantics::type;
@@ -693,6 +698,8 @@ namespace relational
            << "//" << endl
            << endl;
 
+        container_extra (m);
+
         //
         // Statements.
         //
-- 
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