From d80d096ee8743fd6f7382d274272b0b6d7faf9bf Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 18 Oct 2010 11:17:51 +0200
Subject: Support for schema evolution using substitution groups

New examples: hybrid/evolution/ignore and hybrid/evolution/passthrough.
---
 libxsde/xsde/cxx/parser/substitution-map.ixx | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

(limited to 'libxsde/xsde/cxx/parser/substitution-map.ixx')

diff --git a/libxsde/xsde/cxx/parser/substitution-map.ixx b/libxsde/xsde/cxx/parser/substitution-map.ixx
index ddd0b4d..995da4e 100644
--- a/libxsde/xsde/cxx/parser/substitution-map.ixx
+++ b/libxsde/xsde/cxx/parser/substitution-map.ixx
@@ -11,7 +11,7 @@ namespace xsde
     {
       inline substitution_map::
       substitution_map (size_t buckets)
-          : hashmap (buckets, sizeof (value))
+          : hashmap (buckets, sizeof (value)), callback_ (0)
       {
       }
 
@@ -26,6 +26,12 @@ namespace xsde
         hashmap::insert (member, &v);
       }
 
+      inline void substitution_map::
+      callback (callback_func c)
+      {
+        callback_ = c;
+      }
+
       inline bool substitution_map::
       check (const ro_string& member_ns,
              const ro_string& member_name,
@@ -33,9 +39,9 @@ namespace xsde
              const char*& type) const
       {
 
-        return empty ()
-          ? false
-          : check_ (member_ns, member_name, root, &type);
+        return !empty () || callback_ != 0
+          ? check_ (member_ns, member_name, root, &type)
+          : false;
       }
 
       inline bool substitution_map::
@@ -45,9 +51,9 @@ namespace xsde
              const char* root_name,
              const char*& type) const
       {
-        return empty ()
-          ? false
-          : check_ (member_ns, member_name, root_ns, root_name, &type);
+        return !empty () || callback_ != 0
+          ? check_ (member_ns, member_name, root_ns, root_name, &type)
+          : false;
       }
 
       inline bool substitution_map::
@@ -56,9 +62,9 @@ namespace xsde
              const char* root) const
       {
 
-        return empty ()
-          ? false
-          : check_ (member_ns, member_name, root, 0);
+        return !empty () || callback_ != 0
+          ? check_ (member_ns, member_name, root, 0)
+          : false;
       }
 
       inline substitution_map&
-- 
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