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Make the hashed object write code not block on an SQL write. Make bulk updates efficient.

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This commit is contained in:
JoelKatz
2012-06-24 04:53:31 -07:00
parent 4a15c2a105
commit 748461ddc2
4 changed files with 80 additions and 62 deletions
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31
src/HashedObject.h
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@@ -34,8 +34,10 @@ public:
bool checkFixHash();
void setHash();
const std::vector<unsigned char>& getData() { return mData; }
const uint256& getHash() { return mHash; }
const std::vector<unsigned char>& getData() { return mData; }
const uint256& getHash() { return mHash; }
HashedObjectType getType() { return mType; }
uint32 getIndex() { return mLedgerIndex; }
};
class HashedObjectStore
@@ -43,33 +45,20 @@ class HashedObjectStore
protected:
TaggedCache<uint256, HashedObject> mCache;
boost::recursive_mutex mWriteMutex;
std::vector< boost::shared_ptr<HashedObject> > mWriteSet;
bool mWritePending;
public:
HashedObjectStore(int cacheSize, int cacheAge) : mCache(cacheSize, cacheAge) { ; }
HashedObjectStore(int cacheSize, int cacheAge);
bool store(HashedObjectType type, uint32 index, const std::vector<unsigned char>& data,
const uint256& hash);
HashedObject::pointer retrieve(const uint256& hash);
ScopedLock beginBulk();
void endBulk();
};
class HashedObjectBulkWriter
{
protected:
HashedObjectStore& mStore;
ScopedLock sl;
public:
HashedObjectBulkWriter(HashedObjectStore& ostore) : mStore(ostore), sl(mStore.beginBulk()) { ; }
~HashedObjectBulkWriter() { mStore.endBulk(); }
bool store(HashedObjectType type, uint32 index, const std::vector<unsigned char>& data,
const uint256& hash) { return mStore.store(type, index, data, hash); }
HashedObject::pointer retrieve(const uint256& hash) { return mStore.retrieve(hash); }
void bulkWrite();
};
#endif