OpenDDS::DCPS::AddressCache< Key >::ScopedAccess Struct Reference

#include <AddressCache.h>

Collaboration diagram for OpenDDS::DCPS::AddressCache< Key >::ScopedAccess:

Public Member Functions
	ScopedAccess (AddressCache &cache)
	ScopedAccess (AddressCache &cache, const Key &key, bool block=true, const MonotonicTimePoint &now=MonotonicTimePoint::now())
	~ScopedAccess ()
AddressCacheEntry &	value ()
const AddressCacheEntry &	value () const

Public Attributes
ACE_Guard< ACE_Thread_Mutex >	guard_
RcHandle< AddressCacheEntry >	rch_
bool	is_new_

Private Member Functions
	ScopedAccess ()
	ScopedAccess (const ScopedAccess &)
ScopedAccess &	operator= (const ScopedAccess &)

Detailed Description

template<typename Key>
struct OpenDDS::DCPS::AddressCache< Key >::ScopedAccess

Definition at line 100 of file AddressCache.h.

Constructor & Destructor Documentation

ScopedAccess() [1/4]

template<typename Key>

OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::ScopedAccess ( AddressCache &  cache )

inline

Definition at line 101 of file AddressCache.h.

References if().

      : guard_(cache.mutex_)
      , rch_()
      , is_new_(false)
#if defined ACE_HAS_CPP11
      , non_const_touch_(false)
#endif
    {
    }

ScopedAccess() [2/4]

template<typename Key>

OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::ScopedAccess ( AddressCache &  cache, const Key &  key, bool  block = true, const MonotonicTimePoint &  now = MonotonicTimePoint::now()  )

inline

Definition at line 111 of file AddressCache.h.

References OpenDDS::DCPS::AddressCache< Key >::id_map_, if(), OpenDDS::DCPS::AddressCache< Key >::map_, and OpenDDS::DCPS::TimePoint_T< MonotonicClock >::max_value.

      : guard_(cache.mutex_, block)
      , rch_()
      , is_new_(false)
#if defined ACE_HAS_CPP11
      , non_const_touch_(false)
#endif
    {
      const typename MapType::iterator pos = cache.map_.find(key);
      if (pos == cache.map_.end()) {
        rch_ = make_rch<AddressCacheEntry>();
        cache.map_[key] = rch_;
        GuidSet set;
        key.get_contained_guids(set);
        for (GuidSet::const_iterator it = set.begin(), limit = set.end(); it != limit; ++it) {
          cache.id_map_[*it].push_back(key);
        }
        is_new_ = true;
      } else {
        rch_ = pos->second;
      }

      if (rch_->expires_ < now) {
        rch_->addrs_.clear();
        rch_->expires_ = MonotonicTimePoint::max_value;
        is_new_ = true;
      }
    }

~ScopedAccess()

template<typename Key>

OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::~ScopedAccess ( )

inline

Definition at line 140 of file AddressCache.h.

    {
#if defined ACE_HAS_CPP11
      recalculate_hash();
#endif
    }

ScopedAccess() [3/4]

template<typename Key>

OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::ScopedAccess ( )

private

ScopedAccess() [4/4]

template<typename Key>

OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::ScopedAccess ( const ScopedAccess &  )

private

Member Function Documentation

operator=()

template<typename Key>

ScopedAccess& OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::operator= ( const ScopedAccess &  )

private

value() [1/2]

template<typename Key>

AddressCacheEntry& OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::value ( void  )

inline

Definition at line 147 of file AddressCache.h.

References OPENDDS_ASSERT.

                                      {
      OPENDDS_ASSERT(rch_);
#if defined ACE_HAS_CPP11
      non_const_touch_ = true;
#endif
      return *rch_;
    }

value() [2/2]

template<typename Key>

const AddressCacheEntry& OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::value ( void  ) const

inline

Definition at line 155 of file AddressCache.h.

References OPENDDS_ASSERT.

                                                  {
      OPENDDS_ASSERT(rch_);
      return *rch_;
    }

Member Data Documentation

guard_

template<typename Key>

ACE_Guard<ACE_Thread_Mutex> OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::guard_

Definition at line 169 of file AddressCache.h.

is_new_

template<typename Key>

bool OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::is_new_

Definition at line 171 of file AddressCache.h.

rch_

template<typename Key>

RcHandle<AddressCacheEntry> OpenDDS::DCPS::AddressCache< Key >::ScopedAccess::rch_

Definition at line 170 of file AddressCache.h.

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The documentation for this struct was generated from the following file:

• AddressCache.h