Simpler code.

Author: cincuranet

Provider/src/FirebirdSql.Data.FirebirdClient/Client/Managed/Version10/GdsStatement.cs

@@ -574,7 +574,7 @@ protected void SendExecuteToBuffer()
 
 			if (_statementType == DbStatementType.StoredProcedure)
 			{
-				_database.XdrStream.WriteBuffer(_fields == null ? null : _fields.ToBlrArray());
+				_database.XdrStream.WriteBuffer(_fields?.ToBlrArray());
 				_database.XdrStream.Write(0); // Output message number
 			}
 		}

Provider/src/FirebirdSql.Data.FirebirdClient/Client/Native/FesDatabase.cs

@@ -118,7 +118,7 @@ public FesDatabase(string dllName, Charset charset)
 		{
 			_fbClient = FbClientFactory.GetFbClient(dllName);
 			_handle = new DatabaseHandle();
-			_charset = (charset != null ? charset : Charset.DefaultCharset);
+			_charset = charset ?? Charset.DefaultCharset;
 			_dialect = 3;
 			_packetSize = 8192;
 			_statusVector = new IntPtr[IscCodes.ISC_STATUS_LENGTH];

Provider/src/FirebirdSql.Data.FirebirdClient/Client/Native/FesServiceManager.cs

@@ -52,7 +52,7 @@ public Charset Charset
 		public FesServiceManager(string dllName, Charset charset)
 		{
 			_fbClient = FbClientFactory.GetFbClient(dllName);
-			_charset = (charset != null ? charset : Charset.DefaultCharset);
+			_charset = charset ?? Charset.DefaultCharset;
 			_statusVector = new IntPtr[IscCodes.ISC_STATUS_LENGTH];
 		}
 

Provider/src/FirebirdSql.Data.FirebirdClient/FirebirdClient/FbTransactionOptions.cs

@@ -51,10 +51,7 @@ public IDictionary<string, FbTransactionBehavior> LockTables
 			}
 			set
 			{
-				if (value == null)
-					throw new ArgumentNullException($"{nameof(LockTables)} cannot be null.");
-
-				_lockTables = value;
+				_lockTables = value ?? throw new ArgumentNullException($"{nameof(LockTables)} cannot be null.");
 			}
 		}
 	}