[3857] | 1 | #region Copyright notice and license
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| 2 | // Protocol Buffers - Google's data interchange format
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| 3 | // Copyright 2008 Google Inc. All rights reserved.
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| 4 | // http://github.com/jskeet/dotnet-protobufs/
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| 5 | // Original C++/Java/Python code:
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| 6 | // http://code.google.com/p/protobuf/
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| 7 | //
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| 8 | // Redistribution and use in source and binary forms, with or without
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| 9 | // modification, are permitted provided that the following conditions are
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| 10 | // met:
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| 11 | //
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| 12 | // * Redistributions of source code must retain the above copyright
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| 13 | // notice, this list of conditions and the following disclaimer.
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| 14 | // * Redistributions in binary form must reproduce the above
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| 15 | // copyright notice, this list of conditions and the following disclaimer
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| 16 | // in the documentation and/or other materials provided with the
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| 17 | // distribution.
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| 18 | // * Neither the name of Google Inc. nor the names of its
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| 19 | // contributors may be used to endorse or promote products derived from
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| 20 | // this software without specific prior written permission.
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| 21 | //
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| 22 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| 23 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| 24 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| 25 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| 26 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 27 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 28 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 29 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 30 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 31 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 32 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 33 | #endregion
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| 34 |
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| 35 | using Google.ProtocolBuffers.DescriptorProtos;
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| 36 | using Google.ProtocolBuffers.Descriptors;
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| 37 |
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| 38 | namespace Google.ProtocolBuffers.ProtoGen {
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| 39 | internal class RepeatedPrimitiveFieldGenerator : FieldGeneratorBase, IFieldSourceGenerator {
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| 40 |
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| 41 | internal RepeatedPrimitiveFieldGenerator(FieldDescriptor descriptor)
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| 42 | : base(descriptor) {
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| 43 | }
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| 44 |
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| 45 | public void GenerateMembers(TextGenerator writer) {
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| 46 | if (Descriptor.IsPacked && Descriptor.File.Options.OptimizeFor == FileOptions.Types.OptimizeMode.SPEED) {
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| 47 | writer.WriteLine("private int {0}MemoizedSerializedSize;", Name);
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| 48 | }
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| 49 | writer.WriteLine("private pbc::PopsicleList<{0}> {1}_ = new pbc::PopsicleList<{0}>();", TypeName, Name);
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| 50 | AddClsComplianceCheck(writer);
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| 51 | writer.WriteLine("public scg::IList<{0}> {1}List {{", TypeName, PropertyName);
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| 52 | writer.WriteLine(" get {{ return pbc::Lists.AsReadOnly({0}_); }}", Name);
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| 53 | writer.WriteLine("}");
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| 54 |
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| 55 | // TODO(jonskeet): Redundant API calls? Possibly - include for portability though. Maybe create an option.
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| 56 | writer.WriteLine("public int {0}Count {{", PropertyName);
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| 57 | writer.WriteLine(" get {{ return {0}_.Count; }}", Name);
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| 58 | writer.WriteLine("}");
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| 59 |
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| 60 | AddClsComplianceCheck(writer);
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| 61 | writer.WriteLine("public {0} Get{1}(int index) {{", TypeName, PropertyName);
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| 62 | writer.WriteLine(" return {0}_[index];", Name);
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| 63 | writer.WriteLine("}");
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| 64 | }
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| 65 |
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| 66 | public void GenerateBuilderMembers(TextGenerator writer) {
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| 67 | // Note: We can return the original list here, because we make it unmodifiable when we build
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| 68 | // We return it via IPopsicleList so that collection initializers work more pleasantly.
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| 69 | AddClsComplianceCheck(writer);
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| 70 | writer.WriteLine("public pbc::IPopsicleList<{0}> {1}List {{", TypeName, PropertyName);
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| 71 | writer.WriteLine(" get {{ return result.{0}_; }}", Name);
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| 72 | writer.WriteLine("}");
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| 73 | writer.WriteLine("public int {0}Count {{", PropertyName);
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| 74 | writer.WriteLine(" get {{ return result.{0}Count; }}", PropertyName);
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| 75 | writer.WriteLine("}");
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| 76 | AddClsComplianceCheck(writer);
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| 77 | writer.WriteLine("public {0} Get{1}(int index) {{", TypeName, PropertyName);
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| 78 | writer.WriteLine(" return result.Get{0}(index);", PropertyName);
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| 79 | writer.WriteLine("}");
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| 80 | AddClsComplianceCheck(writer);
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| 81 | writer.WriteLine("public Builder Set{0}(int index, {1} value) {{", PropertyName, TypeName);
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| 82 | AddNullCheck(writer);
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| 83 | writer.WriteLine(" result.{0}_[index] = value;", Name);
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| 84 | writer.WriteLine(" return this;");
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| 85 | writer.WriteLine("}");
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| 86 | AddClsComplianceCheck(writer);
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| 87 | writer.WriteLine("public Builder Add{0}({1} value) {{", PropertyName, TypeName);
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| 88 | AddNullCheck(writer);
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| 89 | writer.WriteLine(" result.{0}_.Add(value);", Name, TypeName);
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| 90 | writer.WriteLine(" return this;");
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| 91 | writer.WriteLine("}");
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| 92 | AddClsComplianceCheck(writer);
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| 93 | writer.WriteLine("public Builder AddRange{0}(scg::IEnumerable<{1}> values) {{", PropertyName, TypeName);
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| 94 | writer.WriteLine(" base.AddRange(values, result.{0}_);", Name);
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| 95 | writer.WriteLine(" return this;");
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| 96 | writer.WriteLine("}");
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| 97 | writer.WriteLine("public Builder Clear{0}() {{", PropertyName);
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| 98 | writer.WriteLine(" result.{0}_.Clear();", Name);
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| 99 | writer.WriteLine(" return this;");
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| 100 | writer.WriteLine("}");
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| 101 | }
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| 102 |
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| 103 | public void GenerateMergingCode(TextGenerator writer) {
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| 104 | writer.WriteLine("if (other.{0}_.Count != 0) {{", Name);
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| 105 | writer.WriteLine(" base.AddRange(other.{0}_, result.{0}_);", Name);
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| 106 | writer.WriteLine("}");
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| 107 | }
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| 108 |
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| 109 | public void GenerateBuildingCode(TextGenerator writer) {
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| 110 | writer.WriteLine("result.{0}_.MakeReadOnly();", Name);
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| 111 | }
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| 112 |
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| 113 | public void GenerateParsingCode(TextGenerator writer) {
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| 114 | if (Descriptor.IsPacked) {
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| 115 | writer.WriteLine("int length = input.ReadInt32();");
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| 116 | writer.WriteLine("int limit = input.PushLimit(length);");
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| 117 | writer.WriteLine("while (!input.ReachedLimit) {");
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| 118 | writer.WriteLine(" Add{0}(input.Read{1}());", PropertyName, CapitalizedTypeName);
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| 119 | writer.WriteLine("}");
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| 120 | writer.WriteLine("input.PopLimit(limit);");
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| 121 | } else {
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| 122 | writer.WriteLine("Add{0}(input.Read{1}());", PropertyName, CapitalizedTypeName);
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| 123 | }
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| 124 | }
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| 125 |
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| 126 | public void GenerateSerializationCode(TextGenerator writer) {
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| 127 | writer.WriteLine("if ({0}_.Count > 0) {{", Name);
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| 128 | writer.Indent();
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| 129 | if (Descriptor.IsPacked) {
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| 130 | writer.WriteLine("output.WriteRawVarint32({0});", WireFormat.MakeTag(Descriptor));
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| 131 | writer.WriteLine("output.WriteRawVarint32((uint) {0}MemoizedSerializedSize);", Name);
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| 132 | writer.WriteLine("foreach ({0} element in {1}_) {{", TypeName, Name);
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| 133 | writer.WriteLine(" output.Write{0}NoTag(element);", CapitalizedTypeName);
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| 134 | writer.WriteLine("}");
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| 135 | } else {
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| 136 | writer.WriteLine("foreach ({0} element in {1}_) {{", TypeName, Name);
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| 137 | writer.WriteLine(" output.Write{0}({1}, element);", CapitalizedTypeName, Number);
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| 138 | writer.WriteLine("}");
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| 139 | }
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| 140 | writer.Outdent();
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| 141 | writer.WriteLine("}");
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| 142 | }
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| 143 |
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| 144 | public void GenerateSerializedSizeCode(TextGenerator writer) {
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| 145 | writer.WriteLine("{");
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| 146 | writer.Indent();
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| 147 | writer.WriteLine("int dataSize = 0;");
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| 148 | if (FixedSize == -1) {
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| 149 | writer.WriteLine("foreach ({0} element in {1}List) {{", TypeName, PropertyName);
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| 150 | writer.WriteLine(" dataSize += pb::CodedOutputStream.Compute{0}SizeNoTag(element);", CapitalizedTypeName, Number);
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| 151 | writer.WriteLine("}");
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| 152 | } else {
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| 153 | writer.WriteLine("dataSize = {0} * {1}_.Count;", FixedSize, Name);
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| 154 | }
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| 155 | writer.WriteLine("size += dataSize;");
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| 156 | int tagSize = CodedOutputStream.ComputeTagSize(Descriptor.FieldNumber);
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| 157 | if (Descriptor.IsPacked) {
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| 158 | writer.WriteLine("if ({0}_.Count != 0) {{", Name);
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| 159 | writer.WriteLine(" size += {0} + pb::CodedOutputStream.ComputeInt32SizeNoTag(dataSize);", tagSize);
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| 160 | writer.WriteLine("}");
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| 161 | } else {
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| 162 | writer.WriteLine("size += {0} * {1}_.Count;", tagSize, Name);
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| 163 | }
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| 164 | // cache the data size for packed fields.
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| 165 | if (Descriptor.IsPacked) {
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| 166 | writer.WriteLine("{0}MemoizedSerializedSize = dataSize;", Name);
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| 167 | }
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| 168 | writer.Outdent();
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| 169 | writer.WriteLine("}");
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| 170 | }
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| 171 | }
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| 172 | }
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