1 | // Protocol Buffers - Google's data interchange format
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2 | // Copyright 2008 Google Inc. All rights reserved.
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3 | // http://github.com/jskeet/dotnet-protobufs/
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4 | // Original C++/Java/Python code:
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5 | // http://code.google.com/p/protobuf/
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6 | //
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7 | // Redistribution and use in source and binary forms, with or without
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8 | // modification, are permitted provided that the following conditions are
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9 | // met:
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10 | //
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11 | // * Redistributions of source code must retain the above copyright
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12 | // notice, this list of conditions and the following disclaimer.
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13 | // * Redistributions in binary form must reproduce the above
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14 | // copyright notice, this list of conditions and the following disclaimer
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15 | // in the documentation and/or other materials provided with the
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16 | // distribution.
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17 | // * Neither the name of Google Inc. nor the names of its
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18 | // contributors may be used to endorse or promote products derived from
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19 | // this software without specific prior written permission.
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20 | //
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21 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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22 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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23 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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24 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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25 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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26 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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27 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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28 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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29 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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30 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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31 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 | using Google.ProtocolBuffers.DescriptorProtos;
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33 |
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34 | namespace Google.ProtocolBuffers.Descriptors
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35 | {
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36 | /// <summary>
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37 | /// Describes a single method in a service.
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38 | /// </summary>
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39 | public sealed class MethodDescriptor : IndexedDescriptorBase<MethodDescriptorProto, MethodOptions>
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40 | {
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41 | private readonly ServiceDescriptor service;
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42 | private MessageDescriptor inputType;
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43 | private MessageDescriptor outputType;
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44 |
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45 | /// <value>
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46 | /// The service this method belongs to.
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47 | /// </value>
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48 | public ServiceDescriptor Service
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49 | {
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50 | get { return service; }
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51 | }
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52 |
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53 | /// <value>
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54 | /// The method's input type.
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55 | /// </value>
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56 | public MessageDescriptor InputType
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57 | {
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58 | get { return inputType; }
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59 | }
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60 |
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61 | /// <value>
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62 | /// The method's input type.
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63 | /// </value>
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64 | public MessageDescriptor OutputType
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65 | {
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66 | get { return outputType; }
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67 | }
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68 |
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69 | internal MethodDescriptor(MethodDescriptorProto proto, FileDescriptor file,
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70 | ServiceDescriptor parent, int index)
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71 | : base(proto, file, parent.FullName + "." + proto.Name, index)
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72 | {
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73 | service = parent;
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74 | file.DescriptorPool.AddSymbol(this);
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75 | }
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76 |
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77 | internal void CrossLink()
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78 | {
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79 | IDescriptor lookup = File.DescriptorPool.LookupSymbol(Proto.InputType, this);
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80 | if (!(lookup is MessageDescriptor))
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81 | {
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82 | throw new DescriptorValidationException(this, "\"" + Proto.InputType + "\" is not a message type.");
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83 | }
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84 | inputType = (MessageDescriptor) lookup;
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85 |
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86 | lookup = File.DescriptorPool.LookupSymbol(Proto.OutputType, this);
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87 | if (!(lookup is MessageDescriptor))
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88 | {
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89 | throw new DescriptorValidationException(this, "\"" + Proto.OutputType + "\" is not a message type.");
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90 | }
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91 | outputType = (MessageDescriptor) lookup;
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92 | }
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93 | }
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94 | } |
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