Merge pull request #3926 from greymistcube/chore/optimize-key-converter

⚡ Optimized KeyConverters

CHANGES.md

@@ -32,6 +32,7 @@ To be released.
     `BlockHash` in a given `BlockLocator`.  [[#3913]]
  -  (Libplanet.Store) Optimized `HashNode.ToBencodex()` method.
     [[#3922], [#3924]]
+ -  (Libplanet.Store) Optimized internal conversions to `KeyBytes`.  [[#3926]]
 
 ### Bug fixes
 
@@ -42,6 +43,7 @@ To be released.
 [#3913]: https://github.com/planetarium/libplanet/pull/3913
 [#3922]: https://github.com/planetarium/libplanet/issues/3922
 [#3924]: https://github.com/planetarium/libplanet/pull/3924
+[#3926]: https://github.com/planetarium/libplanet/pull/3926
 
 
 Version 5.2.2

src/Libplanet.Action/State/KeyConverters.cs

@@ -1,3 +1,5 @@
+using System.Collections.Immutable;
+using System.Runtime.CompilerServices;
 using Libplanet.Crypto;
 using Libplanet.Store.Trie;
 using Libplanet.Types.Assets;
@@ -43,7 +45,7 @@ public static KeyBytes ToStateKey(Address address)
                 buffer[i * 2 + 1] = _conversionTable[addressBytes[i] & 0xf];
             }
 
-            return new KeyBytes(buffer);
+            return new KeyBytes(Unsafe.As<byte[], ImmutableArray<byte>>(ref buffer));
         }
 
         // $"_{ByteUtil.Hex(address.ByteArray)}_{ByteUtil.Hex(currency.Hash.ByteArray)}"
@@ -68,7 +70,7 @@ public static KeyBytes ToFungibleAssetKey(Address address, Currency currency)
                 buffer[offset + 2 + i * 2 + 1] = _conversionTable[currencyBytes[i] & 0xf];
             }
 
-            return new KeyBytes(buffer);
+            return new KeyBytes(Unsafe.As<byte[], ImmutableArray<byte>>(ref buffer));
         }
 
         public static KeyBytes ToFungibleAssetKey(
@@ -90,7 +92,7 @@ public static KeyBytes ToTotalSupplyKey(Currency currency)
                 buffer[2 + i * 2 + 1] = _conversionTable[currencyBytes[i] & 0xf];
             }
 
-            return new KeyBytes(buffer);
+            return new KeyBytes(Unsafe.As<byte[], ImmutableArray<byte>>(ref buffer));
         }
     }
 }