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#region Copyright notice and license
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// http://github.com/jskeet/dotnet-protobufs/
// Original C++/Java/Python code:
// http://code.google.com/p/protobuf/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion
using Google.ProtocolBuffers.Descriptors;
namespace Google.ProtocolBuffers.ProtoGen
{
internal class RepeatedPrimitiveFieldGenerator : FieldGeneratorBase, IFieldSourceGenerator
{
internal RepeatedPrimitiveFieldGenerator(FieldDescriptor descriptor, int fieldOrdinal)
: base(descriptor, fieldOrdinal)
{
}
public void GenerateMembers(TextGenerator writer)
{
if (Descriptor.IsPacked && OptimizeSpeed)
{
writer.WriteLine("private int {0}MemoizedSerializedSize;", Name);
}
writer.WriteLine("private pbc::PopsicleList<{0}> {1}_ = new pbc::PopsicleList<{0}>();", TypeName, Name);
AddPublicMemberAttributes(writer);
writer.WriteLine("public scg::IList<{0}> {1}List {{", TypeName, PropertyName);
writer.WriteLine(" get {{ return pbc::Lists.AsReadOnly({0}_); }}", Name);
writer.WriteLine("}");
// TODO(jonskeet): Redundant API calls? Possibly - include for portability though. Maybe create an option.
AddDeprecatedFlag(writer);
writer.WriteLine("public int {0}Count {{", PropertyName);
writer.WriteLine(" get {{ return {0}_.Count; }}", Name);
writer.WriteLine("}");
AddPublicMemberAttributes(writer);
writer.WriteLine("public {0} Get{1}(int index) {{", TypeName, PropertyName);
writer.WriteLine(" return {0}_[index];", Name);
writer.WriteLine("}");
}
public void GenerateBuilderMembers(TextGenerator writer)
{
// Note: We can return the original list here, because we make it unmodifiable when we build
// We return it via IPopsicleList so that collection initializers work more pleasantly.
AddPublicMemberAttributes(writer);
writer.WriteLine("public pbc::IPopsicleList<{0}> {1}List {{", TypeName, PropertyName);
writer.WriteLine(" get {{ return PrepareBuilder().{0}_; }}", Name);
writer.WriteLine("}");
AddDeprecatedFlag(writer);
writer.WriteLine("public int {0}Count {{", PropertyName);
writer.WriteLine(" get {{ return result.{0}Count; }}", PropertyName);
writer.WriteLine("}");
AddPublicMemberAttributes(writer);
writer.WriteLine("public {0} Get{1}(int index) {{", TypeName, PropertyName);
writer.WriteLine(" return result.Get{0}(index);", PropertyName);
writer.WriteLine("}");
AddPublicMemberAttributes(writer);
writer.WriteLine("public Builder Set{0}(int index, {1} value) {{", PropertyName, TypeName);
AddNullCheck(writer);
writer.WriteLine(" PrepareBuilder();");
writer.WriteLine(" result.{0}_[index] = value;", Name);
writer.WriteLine(" return this;");
writer.WriteLine("}");
AddPublicMemberAttributes(writer);
writer.WriteLine("public Builder Add{0}({1} value) {{", PropertyName, TypeName);
AddNullCheck(writer);
writer.WriteLine(" PrepareBuilder();");
writer.WriteLine(" result.{0}_.Add(value);", Name, TypeName);
writer.WriteLine(" return this;");
writer.WriteLine("}");
AddPublicMemberAttributes(writer);
writer.WriteLine("public Builder AddRange{0}(scg::IEnumerable<{1}> values) {{", PropertyName, TypeName);
writer.WriteLine(" PrepareBuilder();");
writer.WriteLine(" result.{0}_.Add(values);", Name);
writer.WriteLine(" return this;");
writer.WriteLine("}");
AddDeprecatedFlag(writer);
writer.WriteLine("public Builder Clear{0}() {{", PropertyName);
writer.WriteLine(" PrepareBuilder();");
writer.WriteLine(" result.{0}_.Clear();", Name);
writer.WriteLine(" return this;");
writer.WriteLine("}");
}
public void GenerateMergingCode(TextGenerator writer)
{
writer.WriteLine("if (other.{0}_.Count != 0) {{", Name);
writer.WriteLine(" result.{0}_.Add(other.{0}_);", Name);
writer.WriteLine("}");
}
public void GenerateBuildingCode(TextGenerator writer)
{
writer.WriteLine("{0}_.MakeReadOnly();", Name);
}
public void GenerateParsingCode(TextGenerator writer)
{
writer.WriteLine("input.Read{0}Array(tag, field_name, result.{1}_);", CapitalizedTypeName, Name,
Descriptor.FieldType);
}
public void GenerateSerializationCode(TextGenerator writer)
{
writer.WriteLine("if ({0}_.Count > 0) {{", Name);
writer.Indent();
if (Descriptor.IsPacked)
{
writer.WriteLine("output.WritePacked{0}Array({1}, field_names[{3}], {2}MemoizedSerializedSize, {2}_);",
CapitalizedTypeName, Number, Name, FieldOrdinal, Descriptor.FieldType);
}
else
{
writer.WriteLine("output.Write{0}Array({1}, field_names[{3}], {2}_);", CapitalizedTypeName, Number, Name,
FieldOrdinal, Descriptor.FieldType);
}
writer.Outdent();
writer.WriteLine("}");
}
public void GenerateSerializedSizeCode(TextGenerator writer)
{
writer.WriteLine("{");
writer.Indent();
writer.WriteLine("int dataSize = 0;");
if (FixedSize == -1)
{
writer.WriteLine("foreach ({0} element in {1}List) {{", TypeName, PropertyName);
writer.WriteLine(" dataSize += pb::CodedOutputStream.Compute{0}SizeNoTag(element);",
CapitalizedTypeName, Number);
writer.WriteLine("}");
}
else
{
writer.WriteLine("dataSize = {0} * {1}_.Count;", FixedSize, Name);
}
writer.WriteLine("size += dataSize;");
int tagSize = CodedOutputStream.ComputeTagSize(Descriptor.FieldNumber);
if (Descriptor.IsPacked)
{
writer.WriteLine("if ({0}_.Count != 0) {{", Name);
writer.WriteLine(" size += {0} + pb::CodedOutputStream.ComputeInt32SizeNoTag(dataSize);", tagSize);
writer.WriteLine("}");
}
else
{
writer.WriteLine("size += {0} * {1}_.Count;", tagSize, Name);
}
// cache the data size for packed fields.
if (Descriptor.IsPacked)
{
writer.WriteLine("{0}MemoizedSerializedSize = dataSize;", Name);
}
writer.Outdent();
writer.WriteLine("}");
}
public override void WriteHash(TextGenerator writer)
{
writer.WriteLine("foreach({0} i in {1}_)", TypeName, Name);
writer.WriteLine(" hash ^= i.GetHashCode();");
}
public override void WriteEquals(TextGenerator writer)
{
writer.WriteLine("if({0}_.Count != other.{0}_.Count) return false;", Name);
writer.WriteLine("for(int ix=0; ix < {0}_.Count; ix++)", Name);
writer.WriteLine(" if(!{0}_[ix].Equals(other.{0}_[ix])) return false;", Name);
}
public override void WriteToString(TextGenerator writer)
{
writer.WriteLine("PrintField(\"{0}\", {1}_, writer);", Descriptor.Name, Name);
}
}
}
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