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Encapsulate CLevelDB iterators cleanly

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Conflicts:
	src/leveldb.cpp
	src/leveldb.h
	src/txdb.cpp
This commit is contained in:
Pieter Wuille
2015-10-07 17:12:24 -07:00
committed by James O'Beirne
parent 4fac576c61
commit 3499ce1e1a
3 changed files with 89 additions and 44 deletions
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9
src/leveldbwrapper.cpp
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@@ -131,7 +131,7 @@ std::vector<unsigned char> CLevelDBWrapper::CreateObfuscateKey() const
bool CLevelDBWrapper::IsEmpty()
{
boost::scoped_ptr<leveldb::Iterator> it(NewIterator());
boost::scoped_ptr<CLevelDBIterator> it(NewIterator());
it->SeekToFirst();
return !(it->Valid());
}
@@ -145,3 +145,10 @@ std::string CLevelDBWrapper::GetObfuscateKeyHex() const
{
return HexStr(obfuscate_key);
}
CLevelDBIterator::~CLevelDBIterator() { delete piter; }
bool CLevelDBIterator::Valid() { return piter->Valid(); }
void CLevelDBIterator::SeekToFirst() { piter->SeekToFirst(); }
void CLevelDBIterator::SeekToLast() { piter->SeekToLast(); }
void CLevelDBIterator::Next() { piter->Next(); }
void CLevelDBIterator::Prev() { piter->Prev(); }