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Mark LevelDB "Read" and "Exists" functions as const.

Mark the "Read" and "Exists" functions in CLevelDBWrapper as "const".
They do not change anything in the DB, by definition.
0.10
Daniel Kraft 10 years ago
parent
commit
ffb4c210bc
  1. 4
      src/leveldbwrapper.h

4
src/leveldbwrapper.h

@ -82,7 +82,7 @@ public: @@ -82,7 +82,7 @@ public:
CLevelDBWrapper(const boost::filesystem::path &path, size_t nCacheSize, bool fMemory = false, bool fWipe = false);
~CLevelDBWrapper();
template<typename K, typename V> bool Read(const K& key, V& value) throw(leveldb_error) {
template<typename K, typename V> bool Read(const K& key, V& value) const throw(leveldb_error) {
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(ssKey.GetSerializeSize(key));
ssKey << key;
@ -111,7 +111,7 @@ public: @@ -111,7 +111,7 @@ public:
return WriteBatch(batch, fSync);
}
template<typename K> bool Exists(const K& key) throw(leveldb_error) {
template<typename K> bool Exists(const K& key) const throw(leveldb_error) {
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(ssKey.GetSerializeSize(key));
ssKey << key;

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