diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2013-05-06 12:05:39 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2013-08-14 15:18:23 +0200 |
commit | 91830e3bd38a05c73d03a5dfb88997799d44274b (patch) | |
tree | 399f1fc61ce959ac63b8b7ebaf5e3c58f80d8a7d /odb/section.cxx | |
parent | 72b262ee4f375089256f6438152bd323df1ff5a3 (diff) |
Add support for object sections
Sections are an optimization mechanism that allows the partitioning of
data members of a persistent class into groups that can be separately
loaded and/or updated.
Diffstat (limited to 'odb/section.cxx')
-rw-r--r-- | odb/section.cxx | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/odb/section.cxx b/odb/section.cxx new file mode 100644 index 0000000..9ef9c7d --- /dev/null +++ b/odb/section.cxx @@ -0,0 +1,28 @@ +// file : odb/section.cxx +// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC +// license : GNU GPL v2; see accompanying LICENSE file + +#include <odb/section.hxx> + +namespace odb +{ + void section:: + disarm () + { + transaction& t (transaction::current ()); + t.callback_unregister (this); + state_.armed = 0; + } + + void section:: + transacion_callback (unsigned short event, void* key, unsigned long long) + { + section& s (*static_cast<section*> (key)); + + if (event == transaction::event_rollback && s.state_.restore) + s.state_.changed = 1; + + s.state_.armed = 0; + s.state_.restore = 0; + } +} |