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Improve parallelization of getRippleLines

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This commit is contained in:
JoelKatz
2014-08-21 16:05:35 -07:00
committed by Vinnie Falco
parent 9aad60f56d
commit 61623d6d75
1 changed files with 14 additions and 7 deletions
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21
src/ripple/module/app/paths/RippleLineCache.cpp
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@@ -27,15 +27,22 @@ RippleLineCache::RippleLineCache (Ledger::ref l)
std::vector<RippleState::pointer> const&
RippleLineCache::getRippleLines (Account const& accountID)
{
{
ScopedLockType sl (mLock);
auto it = mRLMap.find (accountID);
if (it != mRLMap.end ())
return it->second;
}
// It's not in the cache, so build it
auto lines = ripple::getRippleStateItems (accountID, mLedger);
ScopedLockType sl (mLock);
auto it = mRLMap.find (accountID);
if (it == mRLMap.end ())
it = mRLMap.insert (std::make_pair (
accountID, ripple::getRippleStateItems (accountID, mLedger))).first;
return it->second;
// We must return a reference to the cached version
return mRLMap.emplace (accountID, std::move (lines)).first->second;
}
} // ripple