public object ResetResource(object resource)
{
CustomUtils.CheckArgumentNotNull(resource, "resource");
CustomEntityType entityType;
if (!MetadataWorkspace.TryGetEntityType(resource.GetType(), out entityType))
{
throw new NotImplementedException(String.Format(
"ResetResource() is implemented only for entity types. " +
"The given object '{0}' is not a valid entity."
));
}
foreach (var property in entityType.Propeties)
{
if (!property.IsReadOnly && !property.IsPrimaryKey && null == property.ForeignKeyConstraint)
{
object defaultValue;
if (property.IsNullable)
{
defaultValue = null;
}
else
{
defaultValue = Activator.CreateInstance(property.ClrType);
}
property.SetValue(resource, defaultValue);
}
}
return(resource);
}
private bool TryGetEntityMember(
object targetResource,
string memberName,
out CustomMemberType entityMember
)
{
entityMember = null;
CustomEntityType entityType;
if (!MetadataWorkspace.TryGetEntityType(targetResource.GetType(), out entityType))
{
return(false);
}
entityMember = entityType.Members
.Where(m => m.Name.Equals(memberName))
.Select(m => m)
.SingleOrDefault();
return(null != entityMember);
}
