107 lines
4.6 KiB
C#
107 lines
4.6 KiB
C#
#region Copyright notice and license
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// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#endregion
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using LC.Google.Protobuf.Collections;
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using System;
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namespace LC.Google.Protobuf.Reflection
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{
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/// <summary>
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/// Descriptor for a single enum value within an enum in a .proto file.
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/// </summary>
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public sealed class EnumValueDescriptor : DescriptorBase
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{
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private readonly EnumDescriptor enumDescriptor;
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private readonly EnumValueDescriptorProto proto;
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internal EnumValueDescriptor(EnumValueDescriptorProto proto, FileDescriptor file,
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EnumDescriptor parent, int index)
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: base(file, parent.FullName + "." + proto.Name, index)
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{
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this.proto = proto;
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enumDescriptor = parent;
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file.DescriptorPool.AddSymbol(this);
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file.DescriptorPool.AddEnumValueByNumber(this);
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}
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internal EnumValueDescriptorProto Proto { get { return proto; } }
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/// <summary>
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/// Returns the name of the enum value described by this object.
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/// </summary>
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public override string Name { get { return proto.Name; } }
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/// <summary>
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/// Returns the number associated with this enum value.
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/// </summary>
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public int Number { get { return Proto.Number; } }
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/// <summary>
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/// Returns the enum descriptor that this value is part of.
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/// </summary>
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public EnumDescriptor EnumDescriptor { get { return enumDescriptor; } }
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/// <summary>
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/// The (possibly empty) set of custom options for this enum value.
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/// </summary>
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[Obsolete("CustomOptions are obsolete. Use the GetOptions() method.")]
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public CustomOptions CustomOptions => new CustomOptions(Proto.Options?._extensions?.ValuesByNumber);
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/// <summary>
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/// The <c>EnumValueOptions</c>, defined in <c>descriptor.proto</c>.
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/// If the options message is not present (i.e. there are no options), <c>null</c> is returned.
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/// Custom options can be retrieved as extensions of the returned message.
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/// NOTE: A defensive copy is created each time this property is retrieved.
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/// </summary>
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public EnumValueOptions GetOptions() => Proto.Options?.Clone();
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/// <summary>
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/// Gets a single value enum value option for this descriptor
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/// </summary>
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[Obsolete("GetOption is obsolete. Use the GetOptions() method.")]
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public T GetOption<T>(Extension<EnumValueOptions, T> extension)
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{
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var value = Proto.Options.GetExtension(extension);
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return value is IDeepCloneable<T> ? (value as IDeepCloneable<T>).Clone() : value;
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}
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/// <summary>
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/// Gets a repeated value enum value option for this descriptor
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/// </summary>
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[Obsolete("GetOption is obsolete. Use the GetOptions() method.")]
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public RepeatedField<T> GetOption<T>(RepeatedExtension<EnumValueOptions, T> extension)
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{
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return Proto.Options.GetExtension(extension).Clone();
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}
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}
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}
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