43 lines
1.6 KiB
C#
43 lines
1.6 KiB
C#
//------------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------------------------
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namespace System.ServiceModel.Configuration
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{
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using System;
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using System.ComponentModel;
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using System.Configuration;
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internal class StandardRuntimeFlagEnumValidator<TEnum> : ConfigurationValidatorBase where TEnum : struct
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{
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public StandardRuntimeFlagEnumValidator()
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{
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StandardRuntimeFlagEnumValidatorAttribute.ValidateFlagEnumType(typeof(TEnum));
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}
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public override bool CanValidate(Type type)
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{
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return (type == typeof(TEnum));
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}
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public override void Validate(object value)
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{
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if (!Enum.IsDefined(typeof(TEnum), value))
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{
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TEnum dummy;
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if (!Enum.TryParse<TEnum>(value.ToString(), true, out dummy))
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("value", (int)value, typeof(TEnum)));
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}
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int combinedValue = (int)((object)dummy);
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int[] values = (int[])Enum.GetValues(typeof(TEnum));
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if (!StandardRuntimeFlagEnumValidatorAttribute.IsCombinedValue(combinedValue, values, values.Length - 1))
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("value", (int)value, typeof(TEnum)));
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}
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}
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}
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}
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}
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