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Diffstat (limited to 'csharp/src/ProtoGen/SourceGeneratorBase.cs')
| -rw-r--r-- | csharp/src/ProtoGen/SourceGeneratorBase.cs | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/csharp/src/ProtoGen/SourceGeneratorBase.cs b/csharp/src/ProtoGen/SourceGeneratorBase.cs new file mode 100644 index 00000000..535c6f73 --- /dev/null +++ b/csharp/src/ProtoGen/SourceGeneratorBase.cs @@ -0,0 +1,167 @@ +#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 System.Collections.Generic;
+using Google.ProtocolBuffers.DescriptorProtos;
+using Google.ProtocolBuffers.Descriptors;
+
+namespace Google.ProtocolBuffers.ProtoGen
+{
+ internal abstract class SourceGeneratorBase<T> where T : IDescriptor
+ {
+ private readonly T descriptor;
+
+ protected readonly bool OptimizeSpeed;
+ protected readonly bool OptimizeSize;
+ protected readonly bool UseLiteRuntime;
+ protected readonly string RuntimeSuffix;
+
+ protected SourceGeneratorBase(T descriptor)
+ {
+ this.descriptor = descriptor;
+
+ OptimizeSize = descriptor.File.Options.OptimizeFor ==
+ FileOptions.Types.OptimizeMode.CODE_SIZE;
+ OptimizeSpeed = descriptor.File.Options.OptimizeFor ==
+ FileOptions.Types.OptimizeMode.SPEED;
+ UseLiteRuntime = descriptor.File.Options.OptimizeFor ==
+ FileOptions.Types.OptimizeMode.LITE_RUNTIME;
+ //Lite runtime uses OptimizeSpeed code branches
+ OptimizeSpeed |= UseLiteRuntime;
+ RuntimeSuffix = UseLiteRuntime ? "Lite" : "";
+ }
+
+ protected T Descriptor
+ {
+ get { return descriptor; }
+ }
+
+ internal static string GetClassName(IDescriptor descriptor)
+ {
+ return ToCSharpName(descriptor.FullName, descriptor.File);
+ }
+
+ // Groups are hacky: The name of the field is just the lower-cased name
+ // of the group type. In C#, though, we would like to retain the original
+ // capitalization of the type name.
+ internal static string GetFieldName(FieldDescriptor descriptor)
+ {
+ if (descriptor.FieldType == FieldType.Group)
+ {
+ return descriptor.MessageType.Name;
+ }
+ else
+ {
+ return descriptor.Name;
+ }
+ }
+
+ internal static string GetFieldConstantName(FieldDescriptor field)
+ {
+ return field.CSharpOptions.PropertyName + "FieldNumber";
+ }
+
+ private static string ToCSharpName(string name, FileDescriptor file)
+ {
+ string result = file.CSharpOptions.Namespace;
+ if (file.CSharpOptions.NestClasses)
+ {
+ if (result != "")
+ {
+ result += ".";
+ }
+ result += file.CSharpOptions.UmbrellaClassname;
+ }
+ if (result != "")
+ {
+ result += '.';
+ }
+ string classname;
+ if (file.Package == "")
+ {
+ classname = name;
+ }
+ else
+ {
+ // Strip the proto package from full_name since we've replaced it with
+ // the C# namespace.
+ classname = name.Substring(file.Package.Length + 1);
+ }
+ result += classname.Replace(".", ".Types.");
+ return "global::" + result;
+ }
+
+ protected string ClassAccessLevel
+ {
+ get { return descriptor.File.CSharpOptions.PublicClasses ? "public" : "internal"; }
+ }
+
+ protected void WriteGeneratedCodeAttributes(TextGenerator writer)
+ {
+ if (descriptor.File.CSharpOptions.GeneratedCodeAttributes)
+ {
+ writer.WriteLine("[global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]");
+ writer.WriteLine("[global::System.CodeDom.Compiler.GeneratedCodeAttribute(\"{0}\", \"{1}\")]",
+ GetType().Assembly.GetName().Name, GetType().Assembly.GetName().Version);
+ }
+ }
+
+ protected void WriteChildren<TChild>(TextGenerator writer, string region, IEnumerable<TChild> children)
+ where TChild : IDescriptor
+ {
+ // Copy the set of children; makes access easier
+ List<TChild> copy = new List<TChild>(children);
+ if (copy.Count == 0)
+ {
+ return;
+ }
+
+ if (region != null)
+ {
+ writer.WriteLine("#region {0}", region);
+ }
+ foreach (TChild child in children)
+ {
+ SourceGenerators.CreateGenerator(child).Generate(writer);
+ }
+ if (region != null)
+ {
+ writer.WriteLine("#endregion");
+ writer.WriteLine();
+ }
+ }
+ }
+}
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