forked from sin365/AxibugEmuOnline
119 lines
4.6 KiB
C#
119 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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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file or at
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// https://developers.google.com/open-source/licenses/bsd
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#endregion
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using Google.Protobuf.Collections;
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using System;
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using System.Collections.Generic;
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namespace Google.Protobuf.Reflection
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{
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/// <summary>
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/// Describes a service type.
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/// </summary>
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public sealed class ServiceDescriptor : DescriptorBase
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{
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internal ServiceDescriptor(ServiceDescriptorProto proto, FileDescriptor file, int index)
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: base(file, file.ComputeFullName(null, proto.Name), index, file.Features.MergedWith(proto.Options?.Features))
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{
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Proto = proto;
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Methods = DescriptorUtil.ConvertAndMakeReadOnly(proto.Method,
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(method, i) => new MethodDescriptor(method, file, this, i));
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file.DescriptorPool.AddSymbol(this);
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}
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/// <summary>
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/// The brief name of the descriptor's target.
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/// </summary>
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public override string Name => Proto.Name;
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internal override IReadOnlyList<DescriptorBase> GetNestedDescriptorListForField(int fieldNumber) =>
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fieldNumber switch
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{
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ServiceDescriptorProto.MethodFieldNumber => (IReadOnlyList<DescriptorBase>)Methods,
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_ => null,
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};
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internal ServiceDescriptorProto Proto { get; }
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/// <summary>
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/// Returns a clone of the underlying <see cref="ServiceDescriptorProto"/> describing this service.
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/// Note that a copy is taken every time this method is called, so clients using it frequently
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/// (and not modifying it) may want to cache the returned value.
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/// </summary>
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/// <returns>A protobuf representation of this service descriptor.</returns>
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public ServiceDescriptorProto ToProto() => Proto.Clone();
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/// <value>
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/// An unmodifiable list of methods in this service.
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/// </value>
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public IList<MethodDescriptor> Methods { get; }
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/// <summary>
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/// Finds a method by name.
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/// </summary>
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/// <param name="name">The unqualified name of the method (e.g. "Foo").</param>
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/// <returns>The method's descriptor, or null if not found.</returns>
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public MethodDescriptor FindMethodByName(string name) =>
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File.DescriptorPool.FindSymbol<MethodDescriptor>(FullName + "." + name);
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/// <summary>
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/// The (possibly empty) set of custom options for this service.
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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>ServiceOptions</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 ServiceOptions GetOptions()
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{
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var clone = Proto.Options?.Clone();
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if (clone is null)
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{
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return null;
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}
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// Clients should be using feature accessor methods, not accessing features on the
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// options proto.
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clone.Features = null;
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return clone;
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}
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/// <summary>
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/// Gets a single value service 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<ServiceOptions, 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 service 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<ServiceOptions, T> extension)
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{
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return Proto.Options.GetExtension(extension).Clone();
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}
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internal void CrossLink()
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{
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foreach (MethodDescriptor method in Methods)
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{
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method.CrossLink();
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}
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}
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}
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}
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