private static DbExpression GeneratePropertyMappingView(StoragePropertyMapping mapping, DbExpression row)
{
Debug.Assert(mapping is StorageScalarPropertyMapping, "Complex property mapping is not supported in function imports.");
var scalarPropertyMapping = (StorageScalarPropertyMapping)mapping;
return(GenerateScalarPropertyMappingView(scalarPropertyMapping.EdmProperty, scalarPropertyMapping.ColumnProperty, row));
}
public static string GetIdentity(StoragePropertyMapping mapping)
{
var scalarPropertyMapping = mapping as StorageScalarPropertyMapping;
if (scalarPropertyMapping != null)
{
return(GetIdentity(scalarPropertyMapping));
}
var complexPropertyMapping = mapping as StorageComplexPropertyMapping;
if (complexPropertyMapping != null)
{
return(GetIdentity(complexPropertyMapping));
}
var endPropertyMapping = mapping as StorageEndPropertyMapping;
if (endPropertyMapping != null)
{
return(GetIdentity(endPropertyMapping));
}
var conditionPropertyMapping = (StorageConditionPropertyMapping)mapping;
return(GetIdentity(conditionPropertyMapping));
}
protected virtual void Visit(StoragePropertyMapping storagePropertyMapping)
{
// this is a switching node, so no object header and footer will be add for this node,
// also this Visit won't add the object to the seen list
if (storagePropertyMapping.GetType()
== typeof(StorageComplexPropertyMapping))
{
Visit((StorageComplexPropertyMapping)storagePropertyMapping);
}
else if (storagePropertyMapping.GetType()
== typeof(StorageConditionPropertyMapping))
{
Visit((StorageConditionPropertyMapping)storagePropertyMapping);
}
else if (storagePropertyMapping.GetType()
== typeof(StorageScalarPropertyMapping))
{
Visit((StorageScalarPropertyMapping)storagePropertyMapping);
}
else
{
Debug.Fail(
String.Format(
CultureInfo.InvariantCulture, "Found type '{0}', did we add a new type?", storagePropertyMapping.GetType()));
}
}
protected override void Visit(StoragePropertyMapping storagePropertyMapping)
{
base.Visit(storagePropertyMapping);
}
internal override void RemoveProperty(StoragePropertyMapping prop)
{
m_properties.Remove(prop.EdmProperty.Name);
}
/// <summary>
/// Add a property mapping as a child of this complex property mapping
/// </summary>
/// <param name="propertyMapping"> The mapping that needs to be added </param>
internal override void AddProperty(StoragePropertyMapping propertyMapping)
{
m_properties.Add(propertyMapping.EdmProperty.Name, propertyMapping);
}
public void RemoveProperty(StoragePropertyMapping prop)
{
m_properties.Remove(prop);
}
/// <summary>
/// Add a property mapping as a child of this mapping fragment
/// </summary>
/// <param name="prop"> child property mapping to be added </param>
public void AddProperty(StoragePropertyMapping prop)
{
m_properties.Add(prop);
}
internal abstract void RemoveProperty(StoragePropertyMapping propertyMapping);
internal abstract void AddProperty(StoragePropertyMapping propertyMapping);
/// <summary>
/// Add a property mapping as a child of End property mapping
/// </summary>
/// <param name="prop"> </param>
internal void AddProperty(StoragePropertyMapping prop)
{
m_properties.Add(prop);
}
