protected override void Validate(IConventionProperty property)
{
if (property.GetValueGenerationStrategyConfigurationSource() != null &&
property.GetValueGenerationStrategy() != JetValueGenerationStrategy.None)
{
if (property.GetDefaultValue() != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration(
"JetValueGenerationStrategy", property.Name, "DefaultValue"));
}
if (property.GetDefaultValueSql() != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration(
"JetValueGenerationStrategy", property.Name, "DefaultValueSql"));
}
if (property.GetComputedColumnSql() != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration(
"JetValueGenerationStrategy", property.Name, "ComputedColumnSql"));
}
}
base.Validate(property);
}
/// <summary>
/// Throws if there is conflicting store generation configuration for this property.
/// </summary>
/// <param name="property"> The property to check. </param>
protected virtual void Validate([NotNull] IConventionProperty property)
{
if (property.GetDefaultValue() != null)
{
if (property.GetDefaultValueSql() != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration("DefaultValue", property.Name, "DefaultValueSql"));
}
if (property.GetComputedColumnSql() != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration("DefaultValue", property.Name, "ComputedColumnSql"));
}
}
else if (property.GetDefaultValueSql() != null)
{
if (property.GetComputedColumnSql() != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration("DefaultValueSql", property.Name, "ComputedColumnSql"));
}
}
}
/// <summary>
/// 是否能设置值生成策略
/// </summary>
/// <param name="value">值生成策略</param>
/// <returns></returns>
protected virtual bool CanSetValueGenerationStrategy(OracleValueGenerationStrategy?value)
{
if (GetOracleValueGenerationStrategy(fallbackToModel: false) == value)
{
return(true);
}
if (!Annotations.CanSetAnnotation(OracleAnnotationNames.ValueGenerationStrategy, value))
{
return(false);
}
if (ShouldThrowOnConflict)
{
if (GetDefaultValue(fallback: false) != null)
{
throw new InvalidOperationException(RelationalStrings.ConflictingColumnServerGeneration(nameof(ValueGenerationStrategy), Property.Name, nameof(DefaultValue)));
}
if (GetDefaultValueSql(fallback: false) != null)
{
throw new InvalidOperationException(RelationalStrings.ConflictingColumnServerGeneration(nameof(ValueGenerationStrategy), Property.Name, nameof(DefaultValueSql)));
}
if (GetComputedColumnSql(fallback: false) != null)
{
throw new InvalidOperationException(RelationalStrings.ConflictingColumnServerGeneration(nameof(ValueGenerationStrategy), Property.Name, nameof(ComputedColumnSql)));
}
}
else if (value.HasValue && (!CanSetDefaultValue(null) || !CanSetDefaultValueSql(null) || !CanSetComputedColumnSql(null)))
{
return(false);
}
return(true);
}
public void Metadata_throws_when_setting_conflicting_serverGenerated_values(string firstConfiguration, string secondConfiguration)
{
var modelBuilder = CreateConventionalModelBuilder();
var propertyBuilder = modelBuilder.Entity <Dog>().Property <int?>("NullableInt");
ConfigureProperty(propertyBuilder.Metadata, firstConfiguration, "1");
ConfigureProperty(propertyBuilder.Metadata, secondConfiguration, "2");
VerifyError(RelationalStrings.ConflictingColumnServerGeneration(firstConfiguration, "NullableInt", secondConfiguration), modelBuilder.Model);
}
public void Metadata_throws_when_setting_conflicting_serverGenerated_values(string firstConfiguration, string secondConfiguration)
{
var modelBuilder = GetModelBuilder();
var propertyBuilder = modelBuilder
.Entity <Customer>()
.Property(e => e.NullableInt);
ConfigureProperty(propertyBuilder.Metadata, firstConfiguration, "1");
Assert.Equal(RelationalStrings.ConflictingColumnServerGeneration(secondConfiguration, nameof(Customer.NullableInt), firstConfiguration),
Assert.Throws <InvalidOperationException>(() =>
ConfigureProperty(propertyBuilder.Metadata, secondConfiguration, "2")).Message);
}
/// <summary>
/// 是否能设置计算列SQL
/// </summary>
/// <param name="value">值</param>
/// <returns></returns>
protected override bool CanSetComputedColumnSql(string value)
{
if (ShouldThrowOnConflict)
{
if (ValueGenerationStrategy.HasValue)
{
throw new InvalidOperationException(RelationalStrings.ConflictingColumnServerGeneration(nameof(ComputedColumnSql), Property.Name, nameof(ValueGenerationStrategy)));
}
}
else if (value != null && !CanSetValueGenerationStrategy(null))
{
return(false);
}
return(base.CanSetComputedColumnSql(value));
}
protected virtual bool CanSetDefaultValue([CanBeNull] object value)
{
if (GetDefaultValue(false) == value)
{
return(true);
}
if (!Annotations.CanSetAnnotation(
RelationalFullAnnotationNames.Instance.DefaultValue,
ProviderFullAnnotationNames?.DefaultValue,
value))
{
return(false);
}
if (ShouldThrowOnConflict)
{
if (GetDefaultValueSql(false) != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration(nameof(DefaultValue), Property.Name, nameof(DefaultValueSql)));
}
if (GetComputedColumnSql(false) != null)
{
throw new InvalidOperationException(
RelationalStrings.ConflictingColumnServerGeneration(nameof(DefaultValue), Property.Name, nameof(ComputedColumnSql)));
}
}
else if (value != null &&
(!CanSetDefaultValueSql(null) ||
!CanSetComputedColumnSql(null)))
{
return(false);
}
return(true);
}