ChannelCache::cacheClean Struct Reference

Inheritance diagram for ChannelCache::cacheClean:

Collaboration diagram for ChannelCache::cacheClean:

Public Member Functions
	cacheClean (ChannelCache *c)
epicsTimerNotify::expireStatus	expire (const epicsTime &currentTime)

Public Attributes
ChannelCache *	cache

Detailed Description

Definition at line 102 of file chancache.cpp.

Constructor & Destructor Documentation

ChannelCache::cacheClean::cacheClean ( ChannelCache *  c )

inline

Definition at line 105 of file chancache.cpp.

: cache(c) {}

Member Function Documentation

epicsTimerNotify::expireStatus ChannelCache::cacheClean::expire ( const epicsTime &  currentTime )

inline

Definition at line 106 of file chancache.cpp.

    {
        // keep a reference to any cache entrys being removed so they
        // aren't destroyed while cacheLock is held
        std::set<ChannelCacheEntry::shared_pointer> cleaned;

        {
            Guard G(cache->cacheLock);
            cache->cleanerRuns++;

            ChannelCache::entries_t::iterator cur=cache->entries.begin(), next, end=cache->entries.end();
            while(cur!=end) {
                next = cur;
                ++next;

                if(!cur->second->dropPoke && cur->second->interested.empty()) {
                    cleaned.insert(cur->second);
                    cache->entries.erase(cur);
                    cache->cleanerDust++;
                } else {
                    cur->second->dropPoke = false;
                }

                cur = next;
            }
        }
        return epicsTimerNotify::expireStatus(epicsTimerNotify::restart, 30.0);
    }

Member Data Documentation

ChannelCache* ChannelCache::cacheClean::cache

Definition at line 104 of file chancache.cpp.

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

• modules/pva2pva/p2pApp/chancache.cpp