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  • Committer: Barry.Leslie at PrimeBase
  • Date: 2010-05-06 14:23:27 UTC
  • mto: This revision was merged to the branch mainline in revision 1544.
  • Revision ID: barry.leslie@primebase.com-20100506142327-hg5wnvqgn5bc6lw3
Renamed the 'Event' plugin to 'EventObserver' plugin along with some internal class renames to make things clearer.
Unless I really need a pointer to an object I now always pass things by reference.
'Post' event observers can now report a failure the same as 'Pre' event observers.

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drizzled/table_share.cc
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#include "drizzled/sql_base.h"
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#include "drizzled/pthread_globals.h"
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#include "drizzled/internal/my_pthread.h"
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#include "drizzled/plugin/event.h"
 
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#include "drizzled/plugin/event_observer.h"
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using namespace std;
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    const string key_string(share->table_cache_key.str,
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                            share->table_cache_key.length);
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    plugin::Event::deregisterTableEventsDo(share);
 
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    plugin::EventObserver::deregisterTableEventsDo(*share);
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    TableDefinitionCache::iterator iter= table_def_cache.find(key_string);
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    if (iter != table_def_cache.end())
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    if (share->ref_count == 0)
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    {
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      pthread_mutex_lock(&share->mutex);
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      plugin::Event::deregisterTableEventsDo(share);
 
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      plugin::EventObserver::deregisterTableEventsDo(*share);
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      share->free_table_share();
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      table_def_cache.erase(key_string);
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    }
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  }
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  share->ref_count++;                           // Mark in use
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  plugin::Event::registerTableEventsDo(share);
 
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  plugin::EventObserver::registerTableEventsDo(*share);
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  (void) pthread_mutex_unlock(&share->mutex);
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