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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.
pull/1/head
Daniel Kraft 8 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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