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Don't store the temp root node (that represents an empty map) to the db.

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Improve fetchRoot logging.
This commit is contained in:
JoelKatz
2012-10-14 23:25:46 -07:00
parent 1005313ed8
commit ce24ae1ef9
1 changed files with 16 additions and 3 deletions
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19
src/SHAMap.cpp
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@@ -230,11 +230,16 @@ void SHAMap::returnNode(SHAMapTreeNode::pointer& node, bool modify)
assert(node->getSeq() <= mSeq);
if (node && modify && (node->getSeq() != mSeq))
{ // have a CoW
if (mDirtyNodes) (*mDirtyNodes)[*node] = node;
if (mDirtyNodes)
{ // don't save an empty root
if (!node->isRoot() || !node->isEmpty())
(*mDirtyNodes)[*node] = node;
}
node = boost::make_shared<SHAMapTreeNode>(*node, mSeq);
assert(node->isValid());
mTNByID[*node] = node;
if (node->isRoot()) root = node;
if (node->isRoot())
root = node;
}
}
@@ -716,7 +721,15 @@ SHAMapTreeNode::pointer SHAMap::fetchNodeExternal(const SHAMapNode& id, const ui
void SHAMap::fetchRoot(const uint256& hash)
{
cLog(lsTRACE) << "Trying to fetch root SHAMap node " << hash;
if (sLog(lsTRACE))
{
if (mType == smtTRANSACTION)
Log(lsTRACE) << "Fetch root TXN node " << hash;
else if (mType == smtSTATE)
Log(lsTRACE) << "Fetch root STATE node " << hash;
else
Log(lsTRACE) << "Fetch root SHAMap node " << hash;
}
root = fetchNodeExternal(SHAMapNode(), hash);
root->makeInner();
mTNByID[*root] = root;