diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2012-04-23 16:48:02 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2012-04-23 16:48:02 +0200 |
commit | f039726a9d756dff85607d89bf4ba5fd1ef42edf (patch) | |
tree | a422c8d57733d29d2ecab92b39a0b3bef8d6fc1d /odb/oracle/statement-cache.txx | |
parent | d2fc34834f0b7660374f78d4409e24a165950c2c (diff) |
Polymorphic inheritance support
Diffstat (limited to 'odb/oracle/statement-cache.txx')
-rw-r--r-- | odb/oracle/statement-cache.txx | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/odb/oracle/statement-cache.txx b/odb/oracle/statement-cache.txx new file mode 100644 index 0000000..6f62b8f --- /dev/null +++ b/odb/oracle/statement-cache.txx @@ -0,0 +1,43 @@ +// file : odb/oracle/statement-cache.txx +// copyright : Copyright (c) 2005-2012 Code Synthesis Tools CC +// license : ODB NCUEL; see accompanying LICENSE file + +namespace odb +{ + namespace oracle + { + template <typename T> + typename object_traits<T>::statements_type& statement_cache:: + find_object () + { + typedef typename object_traits<T>::statements_type statements_type; + + map::iterator i (map_.find (&typeid (T))); + + if (i != map_.end ()) + return static_cast<statements_type&> (*i->second); + + details::shared_ptr<statements_type> p ( + new (details::shared) statements_type (conn_)); + + map_.insert (map::value_type (&typeid (T), p)); + return *p; + } + + template <typename T> + view_statements<T>& statement_cache:: + find_view () + { + map::iterator i (map_.find (&typeid (T))); + + if (i != map_.end ()) + return static_cast<view_statements<T>&> (*i->second); + + details::shared_ptr<view_statements<T> > p ( + new (details::shared) view_statements<T> (conn_)); + + map_.insert (map::value_type (&typeid (T), p)); + return *p; + } + } +} |