[Nhibernate-commit] SF.net SVN: nhibernate:[4597] trunk/nhibernate/src/NHibernate/Driver/ OdbcDriver.cs

[<fab...@us...>]

Revision: 4597
          http://nhibernate.svn.sourceforge.net/nhibernate/?rev=4597&view=rev
Author:   fabiomaulo
Date:     2009-07-09 15:31:05 +0000 (Thu, 09 Jul 2009)

Log Message:
-----------
Merge r4596 (fix NH-1872 by Erik Petersen)

Modified Paths:
--------------
    trunk/nhibernate/src/NHibernate/Driver/OdbcDriver.cs

Modified: trunk/nhibernate/src/NHibernate/Driver/OdbcDriver.cs
===================================================================
--- trunk/nhibernate/src/NHibernate/Driver/OdbcDriver.cs	2009-07-09 15:27:05 UTC (rev 4596)
+++ trunk/nhibernate/src/NHibernate/Driver/OdbcDriver.cs	2009-07-09 15:31:05 UTC (rev 4597)
@@ -1,6 +1,8 @@
 using System;
 using System.Data;
 using System.Data.Odbc;
+using NHibernate.SqlCommand;
+using NHibernate.SqlTypes;
 
 namespace NHibernate.Driver
 {
@@ -40,5 +42,39 @@
 		{
 			get { return String.Empty; }
 		}
+
+		private static void SetVariableLengthParameterSize(IDbDataParameter dbParam, SqlType sqlType)
+		{
+			// Override the defaults using data from SqlType.
+			if (sqlType.LengthDefined)
+			{
+				dbParam.Size = sqlType.Length;
+			}
+
+			if (sqlType.PrecisionDefined)
+			{
+				dbParam.Precision = sqlType.Precision;
+				dbParam.Scale = sqlType.Scale;
+			}
+		}
+
+		public static void SetParameterSizes(IDataParameterCollection parameters, SqlType[] parameterTypes)
+		{
+			for (int i = 0; i < parameters.Count; i++)
+			{
+				SetVariableLengthParameterSize((IDbDataParameter)parameters[i], parameterTypes[i]);
+			}
+		}
+
+		public override IDbCommand GenerateCommand(CommandType type, SqlString sqlString, SqlType[] parameterTypes)
+		{
+			IDbCommand command = base.GenerateCommand(type, sqlString, parameterTypes);
+			if (IsPrepareSqlEnabled)
+			{
+				SetParameterSizes(command.Parameters, parameterTypes);
+			}
+			return command;
+		}
+
 	}
 }
\ No newline at end of file


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