1 files changed, 11 insertions, 11 deletions
diff --git a/src/txdb.h b/src/txdb.h
index adcbc73380..ec9f571b13 100644
--- a/src/txdb.h
+++ b/src/txdb.h
@@ -64,12 +64,12 @@ struct CDiskTxPos : public CDiskBlockPos
 };
 
 /** CCoinsView backed by the coin database (chainstate/) */
-class CCoinsViewDB : public CCoinsView
+class CCoinsViewDB final : public CCoinsView
 {
 protected:
     CDBWrapper db;
 public:
-    CCoinsViewDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
+    explicit CCoinsViewDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
 
     bool GetCoin(const COutPoint &outpoint, Coin &coin) const override;
     bool HaveCoin(const COutPoint &outpoint) const override;
@@ -109,18 +109,18 @@ private:
 class CBlockTreeDB : public CDBWrapper
 {
 public:
-    CBlockTreeDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
-private:
-    CBlockTreeDB(const CBlockTreeDB&);
-    void operator=(const CBlockTreeDB&);
-public:
+    explicit CBlockTreeDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
+
+    CBlockTreeDB(const CBlockTreeDB&) = delete;
+    CBlockTreeDB& operator=(const CBlockTreeDB&) = delete;
+
     bool WriteBatchSync(const std::vector<std::pair<int, const CBlockFileInfo*> >& fileInfo, int nLastFile, const std::vector<const CBlockIndex*>& blockinfo);
-    bool ReadBlockFileInfo(int nFile, CBlockFileInfo &fileinfo);
+    bool ReadBlockFileInfo(int nFile, CBlockFileInfo &info);
     bool ReadLastBlockFile(int &nFile);
-    bool WriteReindexing(bool fReindex);
-    bool ReadReindexing(bool &fReindex);
+    bool WriteReindexing(bool fReindexing);
+    bool ReadReindexing(bool &fReindexing);
     bool ReadTxIndex(const uint256 &txid, CDiskTxPos &pos);
-    bool WriteTxIndex(const std::vector<std::pair<uint256, CDiskTxPos> > &list);
+    bool WriteTxIndex(const std::vector<std::pair<uint256, CDiskTxPos> > &vect);
     bool WriteFlag(const std::string &name, bool fValue);
     bool ReadFlag(const std::string &name, bool &fValue);
     bool LoadBlockIndexGuts(const Consensus::Params& consensusParams, std::function<CBlockIndex*(const uint256&)> insertBlockIndex);