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Convenience functions and avoid a copy.#

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This commit is contained in:
JoelKatz
2011-12-13 20:13:00 -08:00
parent b829f2ca16
commit d5bc38f93e
2 changed files with 21 additions and 7 deletions
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23
HashedObject.cpp
View File

@@ -36,15 +36,16 @@ CREATE TABLE CommittedObjects ( -- used to synch nodes
CREATE INDEX ObjectLocate ON CommittedObjects(LedgerIndex, ObjType); CREATE INDEX ObjectLocate ON CommittedObjects(LedgerIndex, ObjType);
*/ */
bool HashedObject::store(HashedObjectType type, uint32 index, const std::vector<unsigned char>& data,
bool HashedObject::store() const const uint256& hash)
{ {
#ifdef DEBUG #ifdef DEBUG
assert(checkHash()); Serializer s(data);
assert(hash==s.getSHA512Half());
#endif #endif
std::string sql="INSERT INTO CommitedObjects (Hash,ObjType,LedgerIndex,Object) VALUES ('"; std::string sql="INSERT INTO CommitedObjects (Hash,ObjType,LedgerIndex,Object) VALUES ('";
sql.append(mHash.GetHex()); sql.append(hash.GetHex());
switch(mType) switch(type)
{ {
case LEDGER: sql.append("','L','"); break; case LEDGER: sql.append("','L','"); break;
case TRANSACTION: sql.append("','T','"); break; case TRANSACTION: sql.append("','T','"); break;
@@ -52,11 +53,11 @@ bool HashedObject::store() const
case TRANSACTION_NODE: sql.append("','N','"); break; case TRANSACTION_NODE: sql.append("','N','"); break;
default: sql.append("','U','"); break; default: sql.append("','U','"); break;
} }
sql.append(boost::lexical_cast<std::string>(mLedgerIndex)); sql.append(boost::lexical_cast<std::string>(index));
sql.append("',"); sql.append("',");
std::string obj; std::string obj;
theApp->getDB()->escape(&(mData.front()), mData.size(), obj); theApp->getDB()->escape(&(data.front()), data.size(), obj);
sql.append(obj); sql.append(obj);
sql.append(");"); sql.append(");");
@@ -65,6 +66,14 @@ bool HashedObject::store() const
return db->executeSQL(sql.c_str()); return db->executeSQL(sql.c_str());
} }
bool HashedObject::store() const
{
#ifdef DEBUG
assert(checkHash());
#endif
return store(mType, mLedgerIndex, mData, mHash);
}
HashedObject::pointer retrieve(const uint256& hash) HashedObject::pointer retrieve(const uint256& hash)
{ {
std::string sql="SELECT * from CommitedObjects WHERE Hash='"; std::string sql="SELECT * from CommitedObjects WHERE Hash='";

5
HashedObject.h
View File

@@ -34,7 +34,12 @@ public:
bool checkFixHash(); bool checkFixHash();
void setHash(); void setHash();
const std::vector<unsigned char>& getData() { return mData; }
bool store() const; bool store() const;
static bool store(HashedObjectType type, uint32 index, const std::vector<unsigned char>& data,
const uint256& hash);
static HashedObject::pointer retrieve(const uint256& hash); static HashedObject::pointer retrieve(const uint256& hash);
}; };