public override EntityKey Create(
IEntityType entityType, IReadOnlyList<IProperty> properties, IValueReader valueReader)
{
var components = new object[properties.Count];
for (var i = 0; i < properties.Count; i++)
{
var index = properties[i].Index;
if (valueReader.IsNull(index))
{
return EntityKey.InvalidEntityKey;
}
var value = _boxedValueReaders[i].ReadValue(valueReader, index);
if (Equals(value, _sentinels[i]))
{
return EntityKey.InvalidEntityKey;
}
components[i] = value;
}
return new CompositeEntityKey(entityType, components);
}
public override EntityKey Create(
IEntityType entityType, IReadOnlyList <IProperty> properties, IValueReader valueReader)
{
var components = new object[properties.Count];
for (var i = 0; i < properties.Count; i++)
{
var index = properties[i].Index;
if (valueReader.IsNull(index))
{
return(EntityKey.InvalidEntityKey);
}
var value = _boxedValueReaders[i].ReadValue(valueReader, index);
if (Equals(value, _sentinels[i]))
{
return(EntityKey.InvalidEntityKey);
}
components[i] = value;
}
return(new CompositeEntityKey(entityType, components));
}
public override EntityKey Create(IEntityType entityType, IReadOnlyList <IProperty> properties, IValueReader valueReader)
{
Check.NotNull(entityType, "entityType");
Check.NotNull(properties, "properties");
Check.NotNull(valueReader, "valueReader");
return(valueReader.IsNull(properties[0].Index)
? EntityKey.NullEntityKey
: new SimpleEntityKey <TKey>(entityType, valueReader.ReadValue <TKey>(properties[0].Index)));
}
public virtual void PropagateResults([NotNull] IValueReader reader)
{
Check.NotNull(reader, "reader");
// TODO: Consider using strongly typed ReadValue instead of just <object>
// Issue #771
// Note that this call sets the value into a sidecar and will only commit to the actual entity
// if SaveChanges is successful.
var columnOperations = ColumnModifications.Where(o => o.IsRead).ToArray();
for (var i = 0; i < columnOperations.Length; i++)
{
columnOperations[i].Value = reader.IsNull(i) ? null : reader.ReadValue <object>(i);
}
}
public override EntityKey Create(
IEntityType entityType, IReadOnlyList <IProperty> properties, IValueReader valueReader)
{
var index = properties[0].Index;
if (!valueReader.IsNull(index))
{
var value = valueReader.ReadValue <TKey>(index);
if (!EqualityComparer <TKey> .Default.Equals(value, _sentinel))
{
return(new SimpleEntityKey <TKey>(entityType, value));
}
}
return(EntityKey.InvalidEntityKey);
}
public ShadowStateEntry(
[NotNull] DbContextConfiguration configuration,
[NotNull] IEntityType entityType,
[NotNull] IValueReader valueReader)
: base(configuration, entityType)
{
Check.NotNull(valueReader, "valueReader");
_propertyValues = new object[valueReader.Count];
for (var i = 0; i < valueReader.Count; i++)
{
// TODO: Consider using strongly typed ReadValue instead of always object
_propertyValues[i] = valueReader.IsNull(i) ? null : valueReader.ReadValue <object>(i);
}
}
private object[] ExtractShadowValues(IValueReader valueReader)
{
var shadowValues = new object[EntityType.ShadowPropertyCount];
var properties = EntityType.Properties;
for (var i = 0; i < properties.Count; i++)
{
var property = properties[i];
if (!property.IsClrProperty)
{
// TODO: Consider using strongly typed ReadValue instead of always object
shadowValues[property.ShadowIndex] = valueReader.IsNull(i) ? null : valueReader.ReadValue <object>(i);
}
}
return(shadowValues);
}
public ShadowStateEntry(
[NotNull] StateManager stateManager,
[NotNull] IEntityType entityType,
[NotNull] StateEntryMetadataServices metadataServices,
[NotNull] IValueReader valueReader)
: base(stateManager, entityType, metadataServices)
{
Check.NotNull(valueReader, "valueReader");
_propertyValues = new object[valueReader.Count];
for (var i = 0; i < valueReader.Count; i++)
{
// TODO: Consider using strongly typed ReadValue instead of always object
// Issue #738
_propertyValues[i] = valueReader.IsNull(i) ? null : valueReader.ReadValue <object>(i);
}
}
private object[] ExtractShadowValues(IValueReader valueReader)
{
var shadowValues = new object[EntityType.ShadowPropertyCount];
var properties = EntityType.Properties;
for (var i = 0; i < properties.Count; i++)
{
var property = properties[i];
if (!property.IsClrProperty)
{
// TODO: Consider using strongly typed ReadValue instead of always object
shadowValues[property.ShadowIndex] = valueReader.IsNull(i) ? null : valueReader.ReadValue<object>(i);
}
}
return shadowValues;
}
public virtual object ReadValue(IValueReader valueReader, int index) => valueReader.IsNull(index) ? null : (object)valueReader.ReadValue <TValue>(index);
public bool IsNull(int index)
{
return(_valueReader.IsNull(_offset + index));
}
public virtual bool IsNull(int index) => _valueReader.IsNull(_offset + index);
