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Viewing changes to drizzled/catalog/cache.h

  • Committer: Brian Aker
  • Date: 2010-12-03 04:10:23 UTC
  • mto: (2017.3.1 catalogs)
  • mto: This revision was merged to the branch mainline in revision 2073.
  • Revision ID: brian@tangent.org-20101203041023-hd0cwx8jgwcrivck
Big hunk of burning create/drop work.

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drizzled/catalog/cache.h
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#include <boost/bind.hpp>
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#include "drizzled/catalog.h"
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#include "drizzled/plugin/catalog.h"
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#include "drizzled/identifier/catalog.h"
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#include <boost/unordered_map.hpp>
 
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#include <boost/thread/mutex.hpp>
 
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namespace drizzled {
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namespace generator {
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    cache.rehash(arg);
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  }
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  catalog::Instance::shared_ptr find(const identifier::Catalog &identifier);
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  void erase(const identifier::Catalog &identifier);
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  bool insert(const identifier::Catalog &identifier, catalog::Instance::shared_ptr share);
 
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  Instance::shared_ptr find(const identifier::Catalog &identifier, catalog::error_t &error);
 
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  bool exist(const identifier::Catalog &identifier);
 
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  bool erase(const identifier::Catalog &identifier, catalog::error_t &error);
 
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  bool insert(const identifier::Catalog &identifier, Instance::shared_ptr instance, catalog::error_t &error);
 
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  bool lock(const identifier::Catalog &identifier, catalog::error_t &error);
 
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  bool unlock(const identifier::Catalog &identifier, catalog::error_t &error);
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protected:
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  friend class drizzled::generator::catalog::Cache;
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  friend class drizzled::plugin::Catalog;
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  void CopyFrom(catalog::Instance::vector &vector)
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  {
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    boost::mutex::scoped_lock scopedLock(_mutex);
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    vector.reserve(catalog::Cache::singleton().size());
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    std::transform(cache.begin(),
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                   cache.end(),
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                   std::back_inserter(vector),
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                   boost::bind(&unordered_map::value_type::second, _1) );
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    assert(vector.size() == cache.size());
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  }
 
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  void copy(catalog::Instance::vector &vector);
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private:
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  typedef boost::unordered_map< identifier::Catalog, catalog::Instance::shared_ptr> unordered_map;