/// <summary>
/// Creates <see cref="EntityValidationContext" /> for <paramref name="entityEntry" />.
/// </summary>
/// <param name="entityEntry"> Entity entry for which a validation context needs to be created. </param>
/// <param name="items"> User defined dictionary containing additional info for custom validation. This parameter is optional and can be null. </param>
/// <returns>
/// An instance of <see cref="EntityValidationContext" /> class.
/// </returns>
/// <seealso cref="DbContext.ValidateEntity" />
public virtual EntityValidationContext GetEntityValidationContext(
InternalValidateEntity entityEntry, IDictionary <object, object> items)
{
DebugCheck.NotNull(entityEntry);
return(new EntityValidationContext(entityEntry, new ValidationContext(entityEntry.EntityValue, null, items)));
}
/// <summary>
/// Initializes a new instance of EntityValidationContext class.
/// </summary>
/// <param name="entityEntry"> The entity being validated or the entity that owns the property being validated. </param>
/// <param name="externalValidationContext"> External context needed for validation. </param>
public EntityValidationContext(InternalValidateEntity entityEntry, ValidationContext externalValidationContext)
{
DebugCheck.NotNull(entityEntry);
DebugCheck.NotNull(externalValidationContext);
_entityEntry = entityEntry;
ExternalValidationContext = externalValidationContext;
}
/// <summary>
/// Builds an <see cref="EntityValidator" /> for the given <paramref name="entityEntry" />.
/// </summary>
/// <param name="entityEntry"> The entity entry to build the validator for. </param>
/// <returns>
/// <see cref="EntityValidator" /> for the given <paramref name="entityEntry" /> . Possibly null if no validation has been specified for this entity type.
/// </returns>
public virtual EntityValidator BuildEntityValidator(InternalValidateEntity entityEntry)
{
DebugCheck.NotNull(entityEntry);
return(BuildTypeValidator(
entityEntry.EntityType,
entityEntry.NavigationProperties,
(propertyValidators, typeLevelValidators) =>
new EntityValidator(propertyValidators, typeLevelValidators)));
}
public virtual PropertyValidator GetPropertyValidator(
InternalValidateEntity owningEntity, InternalValidateProperty property)
{
DebugCheck.NotNull(owningEntity);
DebugCheck.NotNull(property);
var entityValidator = GetEntityValidator(owningEntity);
return(entityValidator != null?GetValidatorForProperty(entityValidator, property) : null);
}
/// <summary>
/// Returns a validator to validate <paramref name="entityEntry" />.
/// </summary>
/// <param name="entityEntry"> Entity the validator is requested for. </param>
/// <returns>
/// <see cref="EntityValidator" /> to validate <paramref name="entityEntry" /> . Possibly null if no validation has been specified for the entity.
/// </returns>
public virtual EntityValidator GetEntityValidator(InternalValidateEntity entityEntry)
{
DebugCheck.NotNull(entityEntry);
var entityType = entityEntry.EntityType;
EntityValidator validator = null;
if (entityType == null)
{
return(validator);
}
if (_entityValidators.TryGetValue(entityType, out validator))
{
return(validator);
}
else
{
validator = _entityValidatorBuilder.BuildEntityValidator(entityEntry);
_entityValidators[entityType] = validator;
return(validator);
}
}
public InternalValidateProperty(System.Reflection.PropertyInfo propertyInfo, InternalValidateEntity instance)
{
this._propertyInfo = propertyInfo;
this._instance = instance;
}
