public EdmToClrConverter(TryCreateObjectInstance tryCreateObjectInstanceDelegate)
{
this.convertedObjects = new Dictionary <IEdmStructuredValue, object>();
this.enumTypeConverters = new Dictionary <Type, MethodInfo>();
this.enumerableConverters = new Dictionary <Type, MethodInfo>();
EdmUtil.CheckArgumentNull <TryCreateObjectInstance>(tryCreateObjectInstanceDelegate, "tryCreateObjectInstanceDelegate");
this.tryCreateObjectInstanceDelegate = tryCreateObjectInstanceDelegate;
}
/// <summary>
/// Initializes a new instance of the <see cref="EdmToClrConverter"/> class.
/// </summary>
/// <param name="tryCreateObjectInstanceDelegate">The delegate customizing conversion of structured values.</param>
/// <param name="tryGetClrPropertyInfoDelegate">The delegate customizing the behavior to get client CLR property info</param>
/// <param name="tryGetClrTypeNameDelegate">The delegate customizing the behavior to get client CLR type name</param>
public EdmToClrConverter(
TryCreateObjectInstance tryCreateObjectInstanceDelegate,
TryGetClrPropertyInfo tryGetClrPropertyInfoDelegate,
TryGetClrTypeName tryGetClrTypeNameDelegate)
{
this.tryCreateObjectInstanceDelegate = tryCreateObjectInstanceDelegate;
this.tryGetClrPropertyInfoDelegate = tryGetClrPropertyInfoDelegate;
this.TryGetClrTypeNameDelegate = tryGetClrTypeNameDelegate;
}
public void ClrTypeMappingValueAnnotationTryPopulateObjectInstance()
{
this.InitializeOperationDefinitions();
EdmToClrEvaluator ev = new EdmToClrEvaluator(this.operationDefinitions);
var edmModel = this.GetParserResult(ClrTypeMappingTestModelBuilder.ValueAnnotationClassTypeBasicTest(), this.operationDeclarationModel);
var value = ev.Evaluate(this.GetValueAnnotations(edmModel, edmModel.FindType("NS1.Person"), "TVDisplay").Single().Value);
var isObjectPopulated = false;
var isObjectInitialized = true;
object createdObjectInstance = new Display1()
{
X = 0, Y = 1
};
TryCreateObjectInstance tryCreateObjectInstance = (IEdmStructuredValue edmValue, Type clrType, EdmToClrConverter converter, out object objectInstance, out bool objectInstanceInitialized) =>
{
objectInstance = createdObjectInstance;
objectInstanceInitialized = isObjectPopulated;
return(isObjectInitialized);
};
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
this.VerifyThrowsException(typeof(InvalidCastException), () => ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)));
isObjectPopulated = false;
isObjectInitialized = false;
createdObjectInstance = new Display1()
{
X = 0, Y = 1
};
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
Assert.IsTrue(CompareObjects((Display2)ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)), new Display2()
{
X = 10, Y = 20, Origin = new Display1()
{
X = 10, Y = 20
}
}), "The returned object has incorrect values.");
isObjectPopulated = true;
isObjectInitialized = true;
createdObjectInstance = new Display1()
{
X = 0, Y = 1
};
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
this.VerifyThrowsException(typeof(InvalidCastException), () => ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)));
}
/// <summary>
/// Initializes a new instance of the <see cref="EdmToClrConverter"/> class.
/// </summary>
/// <param name="tryCreateObjectInstanceDelegate">The delegate customizing conversion of structured values.</param>
public EdmToClrConverter(TryCreateObjectInstance tryCreateObjectInstanceDelegate)
{
EdmUtil.CheckArgumentNull(tryCreateObjectInstanceDelegate, "tryCreateObjectInstanceDelegate");
this.tryCreateObjectInstanceDelegate = tryCreateObjectInstanceDelegate;
}
public void ClrTypeMappingValueAnnotationTryCreateObjectInstance()
{
this.InitializeOperationDefinitions();
EdmToClrEvaluator ev = new EdmToClrEvaluator(this.operationDefinitions);
var edmModel = this.GetParserResult(ClrTypeMappingTestModelBuilder.ValueAnnotationClassTypeBasicTest(), this.operationDeclarationModel);
var value = ev.Evaluate(this.GetValueAnnotations(edmModel, edmModel.FindType("NS1.Person"), "TVDisplay").Single().Value);
var isObjectPopulated = true;
var isObjectInitialized = true;
object createdObjectInstance = null;
TryCreateObjectInstance tryCreateObjectInstance = (IEdmStructuredValue edmValue, Type clrType, EdmToClrConverter converter, out object objectInstance, out bool objectInstanceInitialized) =>
{
objectInstance = createdObjectInstance;
objectInstanceInitialized = isObjectPopulated;
return(isObjectInitialized);
};
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
Assert.IsNull((Display2)ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)), "The returned object should be null.");
isObjectPopulated = false;
isObjectInitialized = true;
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
Assert.IsNull((Display2)ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)), "The returned object should be null.");
isObjectPopulated = true;
isObjectInitialized = false;
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
Assert.IsTrue(CompareObjects((Display2)ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)), new Display2()
{
X = 10, Y = 20, Origin = new Display1()
{
X = 10, Y = 20
}
}), "The returned object has incorrect values.");
isObjectPopulated = false;
isObjectInitialized = false;
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
Assert.IsTrue(CompareObjects((Display2)ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)), new Display2()
{
X = 10, Y = 20, Origin = new Display1()
{
X = 10, Y = 20
}
}), "The returned object has incorrect values.");
createdObjectInstance = new Display2()
{
X = 0, Y = 1, Origin = new Display1 {
X = 3, Y = 4
}
};
isObjectPopulated = true;
isObjectInitialized = true;
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
Assert.IsTrue(CompareObjects((Display2)ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)), createdObjectInstance), "The returned object has incorrect values.");
ev.EdmToClrConverter = new EdmToClrConverter((IEdmStructuredValue edmValue, Type clrType, EdmToClrConverter converter, out object objectInstance, out bool objectInstanceInitialized) =>
{
if (clrType == typeof(Display2))
{
objectInstance = new Display2()
{
X = 0, Y = 1, Origin = new Display1 {
X = 3, Y = 4
}
};
objectInstanceInitialized = false;
return(true);
}
else if (clrType == typeof(Display1))
{
objectInstance = new Display1 {
X = 3, Y = 4
};
objectInstanceInitialized = false;
return(true);
}
else
{
objectInstance = null;
objectInstanceInitialized = false;
return(false);
}
});
Assert.IsTrue(CompareObjects((Display2)ev.EdmToClrConverter.AsClrValue(value, typeof(Display2)), new Display2()
{
X = 10, Y = 20, Origin = new Display1()
{
X = 10, Y = 20
}
}), "The returned object has incorrect values.");
isObjectPopulated = false;
isObjectInitialized = true;
createdObjectInstance = new DisplayCoordination();
ev.EdmToClrConverter = new EdmToClrConverter(tryCreateObjectInstance);
Coordination actual = (Coordination)ev.EdmToClrConverter.AsClrValue(value, typeof(Coordination));
Coordination expected = new Coordination()
{
X = 10, Y = 20
};
Assert.AreEqual(expected.X, actual.X, "The returned object has incorrect values. X");
Assert.AreEqual(expected.Y, actual.Y, "The returned object has incorrect values. X");
}
