Thread: [Nhibernate-commit] SF.net SVN: nhibernate:[5368] trunk/nhibernate/src/NHibernate (Page 28)

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Revision: 5368
          http://nhibernate.svn.sourceforge.net/nhibernate/?rev=5368&view=rev
Author:   julian-maughan
Date:     2011-01-24 16:17:41 +0000 (Mon, 24 Jan 2011)

Log Message:
-----------
Fixed minor deficiency whereby the value of a 'length' attribute on the property mapping of a serialiable type is ignored [ref. NH-2484]. Thanks to Ivan Zlatev.

Modified Paths:
--------------
    trunk/nhibernate/src/NHibernate/Mapping/SimpleValue.cs
    trunk/nhibernate/src/NHibernate/Type/SerializableType.cs
    trunk/nhibernate/src/NHibernate/Type/TypeFactory.cs
    trunk/nhibernate/src/NHibernate.Test/NHibernate.Test.csproj

Added Paths:
-----------
    trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/
    trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Fixture.cs
    trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Mappings.hbm.xml
    trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Model.cs
    trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/food-photo.jpg

Modified: trunk/nhibernate/src/NHibernate/Mapping/SimpleValue.cs
===================================================================

--- trunk/nhibernate/src/NHibernate/Mapping/SimpleValue.cs	2011-01-24 15:51:51 UTC (rev 5367)
+++ trunk/nhibernate/src/NHibernate/Mapping/SimpleValue.cs	2011-01-24 16:17:41 UTC (rev 5368)
@@ -247,18 +247,21 @@
 		{
 			// NH different behavior
 			// If the mapping has a type as "Double(10,5)" our SqlType will be created with all information
-			// including the rigth SqlType specification but when the length/presion/scale was specified
-			// trough attributes the SqlType is wrong (does not include length/presion/scale specification)
+			// including the right SqlType specification, but when the length/precision/scale was specified
+			// through attributes the SqlType is wrong (does not include length/precision/scale specification)
 
 			IType result = null;
 			if (ColumnSpan == 1 && !columns[0].IsFormula)
 			{
-				var col = (Column) columns[0];
-				if(col.IsLengthDefined())
+				var col = (Column)columns[0];
+				if (col.IsLengthDefined())
 				{
 					result = TypeFactory.BuiltInType(typeName, col.Length);
+					
+					if (result == null)
+						result = TypeFactory.HeuristicType(typeName, typeParameters, col.Length);
 				}
-				else if(col.IsPrecisionDefined())
+				else if (col.IsPrecisionDefined())
 				{
 					result = TypeFactory.BuiltInType(typeName, Convert.ToByte(col.Precision), Convert.ToByte(col.Scale));
 				}

Modified: trunk/nhibernate/src/NHibernate/Type/SerializableType.cs
===================================================================
--- trunk/nhibernate/src/NHibernate/Type/SerializableType.cs	2011-01-24 15:51:51 UTC (rev 5367)
+++ trunk/nhibernate/src/NHibernate/Type/SerializableType.cs	2011-01-24 16:17:41 UTC (rev 5368)
@@ -14,8 +14,9 @@
 	/// </summary>
 	/// <remarks>
 	/// <para>
-	/// The SerializableType should be used when you know that Bytes are 
-	/// not going to be greater than 8,000.
+	/// For performance reasons, the SerializableType should be used when you know that Bytes are 
+	/// not going to be greater than 8,000. Implementing a custom type is recommended for larger
+	/// types.
 	/// </para>
 	/// <para>
 	/// The base class is <see cref="MutableType"/> because the data is stored in 

Modified: trunk/nhibernate/src/NHibernate/Type/TypeFactory.cs
===================================================================
--- trunk/nhibernate/src/NHibernate/Type/TypeFactory.cs	2011-01-24 15:51:51 UTC (rev 5367)
+++ trunk/nhibernate/src/NHibernate/Type/TypeFactory.cs	2011-01-24 16:17:41 UTC (rev 5368)
@@ -21,7 +21,7 @@
 	/// <remarks>
 	/// Applications should use static methods and constants on NHibernate.NHibernateUtil if the default
 	/// IType is good enough.  For example, the TypeFactory should only be used when the String needs
-	/// to have a length of 300 instead of 255.  At this point NHibernate.String does not get you the
+	/// to have a length of 300 instead of 255.  At this point NHibernateUtil.String does not get you the
 	/// correct IType.  Instead use TypeFactory.GetString(300) and keep a local variable that holds
 	/// a reference to the IType.
 	/// </remarks>
@@ -33,8 +33,8 @@
 			Length,
 			PrecisionScale
 		}
+		
 		private static readonly string[] EmptyAliases= new string[0];
-
 		private static readonly char[] PrecisionScaleSplit = new[] { '(', ')', ',' };
 		private static readonly char[] LengthSplit = new[] { '(', ')' };
 		private static readonly TypeFactory Instance;
@@ -446,14 +446,25 @@
 		}
 
 		/// <summary>
-		/// Uses heuristics to deduce a NHibernate type given a string naming the
-		/// type.
+		/// Uses heuristics to deduce a NHibernate type given a string naming the type.
 		/// </summary>
 		/// <param name="typeName">the type name</param>
 		/// <param name="parameters">parameters for the type</param>
 		/// <returns>An instance of <c>NHibernate.Type.IType</c></returns>
 		public static IType HeuristicType(string typeName, IDictionary<string, string> parameters)
 		{
+			return HeuristicType(typeName, parameters, null);
+		}
+		
+		/// <summary>
+		/// Uses heuristics to deduce a NHibernate type given a string naming the type.
+		/// </summary>
+		/// <param name="typeName">the type name</param>
+		/// <param name="parameters">parameters for the type</param>
+		/// <param name="length">optionally, the size of the type</param>
+		/// <returns></returns>
+		public static IType HeuristicType(string typeName, IDictionary<string, string> parameters, int? length)
+		{
 			IType type = Basic(typeName);
 
 			if (type == null)
@@ -518,6 +529,10 @@
 						{
 							type = GetSerializableType(typeClass, Int32.Parse(parsedTypeName[1]));
 						}
+						else if (length != null)
+						{
+							type = GetSerializableType(typeClass, length.Value);
+						}
 						else
 						{
 							type = GetSerializableType(typeClass);

Added: trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Fixture.cs
===================================================================
--- trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Fixture.cs	                        (rev 0)
+++ trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Fixture.cs	2011-01-24 16:17:41 UTC (rev 5368)
@@ -0,0 +1,79 @@
+using System;
+using System.Drawing;
+using NUnit.Framework;
+using NHibernate.Type;
+using NHibernate.SqlTypes;
+
+namespace NHibernate.Test.NHSpecificTest.NH2484
+{
+[TestFixture]
+	public class Fixture : BugTestCase
+	{
+		protected override bool AppliesTo(NHibernate.Dialect.Dialect dialect)
+		{
+			return (dialect is Dialect.MsSql2008Dialect);
+		}
+
+		[Test]
+		public void TestPersistenceOfClassWithUnknownSerializableType()
+		{
+			var stream = this.GetType().Assembly.GetManifestResourceStream("NHibernate.Test.NHSpecificTest.NH2484.food-photo.jpg");
+			var image = Bitmap.FromStream(stream);
+			
+			var model = new ClassWithImage() { Image = image };
+			var imageSize = model.Image.Size;
+			int id = -1;
+			
+			using (ISession session = OpenSession())
+			{
+				session.SaveOrUpdate(model);
+				session.Flush();
+				id = model.Id;
+				Assert.That(id, Is.GreaterThan(-1));
+			}
+			using (ISession session = OpenSession())
+			{
+				model = session.Get<ClassWithImage>(id);
+				Assert.That(model.Image.Size, Is.EqualTo(imageSize)); // Ensure type is not truncated
+			}
+			using (ISession session = OpenSession())
+			{
+				session.CreateQuery("delete from ClassWithImage").ExecuteUpdate();
+				session.Flush();
+			}
+			
+			stream.Dispose();
+		}
+		
+		[Test]
+		public void TestPersistenceOfClassWithSerializableType()
+		{
+			var stream = this.GetType().Assembly.GetManifestResourceStream("NHibernate.Test.NHSpecificTest.NH2484.food-photo.jpg");
+			var image = Bitmap.FromStream(stream);
+			
+			var model = new ClassWithSerializableType() { Image = image };
+			var imageSize = ((Image)model.Image).Size;
+			int id = -1;
+			
+			using (ISession session = OpenSession())
+			{
+				session.SaveOrUpdate(model);
+				session.Flush();
+				id = model.Id;
+				Assert.That(id, Is.GreaterThan(-1));
+			}
+			using (ISession session = OpenSession())
+			{
+				model = session.Get<ClassWithSerializableType>(id);
+				Assert.That(((Image)model.Image).Size, Is.EqualTo(imageSize)); // Ensure type is not truncated
+			}
+			using (ISession session = OpenSession())
+			{
+				session.CreateQuery("delete from ClassWithSerializableType").ExecuteUpdate();
+				session.Flush();
+			}
+			
+			stream.Dispose();
+		}
+	}
+}
\ No newline at end of file

Added: trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Mappings.hbm.xml
===================================================================
--- trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Mappings.hbm.xml	                        (rev 0)
+++ trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Mappings.hbm.xml	2011-01-24 16:17:41 UTC (rev 5368)
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<hibernate-mapping
+	xmlns="urn:nhibernate-mapping-2.2"
+	assembly="NHibernate.Test"
+	namespace="NHibernate.Test.NHSpecificTest.NH2484">
+
+	<class name="ClassWithImage">
+		
+		<id name="Id">
+			<generator class="native" />
+		</id>
+		
+		<property name="Image" type="System.Drawing.Image, System.Drawing, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+			<column name="Image" length="10000" not-null="false" />
+		</property>
+	
+	</class>
+
+	<class name="ClassWithSerializableType">
+		
+		<id name="Id">
+			<generator class="native" />
+		</id>
+		
+		<property name="Image" type="Serializable(10000)">
+			<column name="Image" not-null="false" />
+		</property>
+	
+	</class>
+
+</hibernate-mapping>

Added: trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Model.cs
===================================================================
--- trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Model.cs	                        (rev 0)
+++ trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/Model.cs	2011-01-24 16:17:41 UTC (rev 5368)
@@ -0,0 +1,17 @@
+using System;
+using System.Runtime.Serialization;
+
+namespace NHibernate.Test.NHSpecificTest.NH2484
+{
+	public class ClassWithImage
+	{
+		public virtual int Id { get; set; }
+		public virtual System.Drawing.Image Image { get; set; }
+	}
+	
+	public class ClassWithSerializableType
+	{
+		public virtual int Id { get; set; }
+		public virtual ISerializable Image { get; set; }
+	}
+}
\ No newline at end of file

Added: trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/food-photo.jpg
===================================================================
(Binary files differ)


Property changes on: trunk/nhibernate/src/NHibernate.Test/NHSpecificTest/NH2484/food-photo.jpg
___________________________________________________________________
Added: svn:mime-type
   + application/octet-stream

Modified: trunk/nhibernate/src/NHibernate.Test/NHibernate.Test.csproj
===================================================================
--- trunk/nhibernate/src/NHibernate.Test/NHibernate.Test.csproj	2011-01-24 15:51:51 UTC (rev 5367)
+++ trunk/nhibernate/src/NHibernate.Test/NHibernate.Test.csproj	2011-01-24 16:17:41 UTC (rev 5368)
@@ -91,6 +91,7 @@
     </Reference>
     <Reference Include="System.Data" />
     <Reference Include="System.Data.OracleClient" />
+    <Reference Include="System.Drawing" />
     <Reference Include="System.Linq.Dynamic, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\..\lib\net\3.5\System.Linq.Dynamic.dll</HintPath>
@@ -608,6 +609,8 @@
     <Compile Include="NHSpecificTest\NH2470\Class1Class2Tests.cs" />
     <Compile Include="NHSpecificTest\NH2470\DomainObject.cs" />
     <Compile Include="NHSpecificTest\NH2470\DTO.cs" />
+    <Compile Include="NHSpecificTest\NH2484\Fixture.cs" />
+    <Compile Include="NHSpecificTest\NH2484\Model.cs" />
     <Compile Include="NHSpecificTest\Properties\CompositePropertyRefTest.cs" />
     <Compile Include="NHSpecificTest\Properties\DynamicEntityTest.cs" />
     <Compile Include="NHSpecificTest\Properties\Model.cs" />
@@ -1912,6 +1915,8 @@
     <EmbeddedResource Include="NHSpecificTest\NH2409\Mappings.hbm.xml" />
     <EmbeddedResource Include="NHSpecificTest\NH2420\Mappings.hbm.xml" />
     <EmbeddedResource Include="NHSpecificTest\NH2441\Mappings.hbm.xml" />
+    <EmbeddedResource Include="NHSpecificTest\NH2484\food-photo.jpg" />
+    <EmbeddedResource Include="NHSpecificTest\NH2484\Mappings.hbm.xml" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\NHibernate.ByteCode.Castle\NHibernate.ByteCode.Castle.csproj">
@@ -2779,6 +2784,7 @@
     <EmbeddedResource Include="DynamicEntity\Tuplizer\Customer.hbm.xml" />
   </ItemGroup>
   <ItemGroup>
+    <Folder Include="NHSpecificTest\NH2484" />
     <Folder Include="Properties\" />
   </ItemGroup>
   <ItemGroup>


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Thread: [Nhibernate-commit] SF.net SVN: nhibernate:[5368] trunk/nhibernate/src/NHibernate (Page 28)

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