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Functions that return an SLE::pointer that find the next/prev nodes in the state tree.

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This commit is contained in:
JoelKatz
2012-07-09 16:06:15 -07:00
parent 632bf2e586
commit 50fe4b6320
2 changed files with 38 additions and 0 deletions
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32
src/LedgerNode.cpp
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@@ -43,6 +43,38 @@ LedgerStateParms Ledger::writeBack(LedgerStateParms parms, SLE::pointer entry)
return lepOKAY;
}
SLE::pointer Ledger::getNextSLE(const uint256& hash)
{
SHAMapItem::pointer node = mAccountStateMap->peekNextItem(hash);
if (!node)
return SLE::pointer();
return boost::make_shared<SLE>(node->peekSerializer(), node->getTag());
}
SLE::pointer Ledger::getNextSLE(const uint256& hash, const uint256& max)
{
SHAMapItem::pointer node = mAccountStateMap->peekNextItem(hash);
if ((!node) || (node->getTag() > max))
return SLE::pointer();
return boost::make_shared<SLE>(node->peekSerializer(), node->getTag());
}
SLE::pointer Ledger::getPrevSLE(const uint256& hash)
{
SHAMapItem::pointer node = mAccountStateMap->peekPrevItem(hash);
if (!node)
return SLE::pointer();
return boost::make_shared<SLE>(node->peekSerializer(), node->getTag());
}
SLE::pointer Ledger::getPrevSLE(const uint256& hash, const uint256& min)
{
SHAMapItem::pointer node = mAccountStateMap->peekNextItem(hash);
if ((!node) || (node->getTag() < min))
return SLE::pointer();
return boost::make_shared<SLE>(node->peekSerializer(), node->getTag());
}
SLE::pointer Ledger::getASNode(LedgerStateParms& parms, const uint256& nodeID,
LedgerEntryType let )
{