1 files changed, 47 insertions, 0 deletions
diff --git a/csharp/ProtoGen/Generator.cs b/csharp/ProtoGen/Generator.cs
new file mode 100644
index 00000000..d1ff76b2
--- /dev/null
+++ b/csharp/ProtoGen/Generator.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using Google.ProtocolBuffers.DescriptorProtos;
+using System.IO;
+using Google.ProtocolBuffers.Descriptors;
+
+namespace Google.ProtocolBuffers.ProtoGen {
+  /// <summary>
+  /// Code generator for protocol buffers. Only C# is supported at the moment.
+  /// </summary>
+  public sealed class Generator {
+
+    readonly GeneratorOptions options;
+
+    private Generator(GeneratorOptions options) {
+      options.Validate();
+      this.options = options;
+    }
+
+    /// <summary>
+    /// Returns a generator configured with the specified options.
+    /// </summary>
+    public static Generator CreateGenerator(GeneratorOptions options) {
+      return new Generator(options);
+    }
+
+    public void Generate() {
+      foreach (string inputFile in options.InputFiles) {
+        FileDescriptorSet descriptorProtos;
+        using (Stream inputStream = File.OpenRead(inputFile)) {
+          descriptorProtos = FileDescriptorSet.ParseFrom(inputStream);
+        }
+        List<FileDescriptor> descriptors = ConvertDescriptors(descriptorProtos);
+      }
+    }
+
+    /// <summary>
+    /// Resolves any dependencies and converts FileDescriptorProtos into FileDescriptors.
+    /// The list returned is in the same order as the protos are listed in the descriptor set.
+    /// Note: this method is internal rather than private to allow testing.
+    /// </summary>
+    /// <exception cref="DependencyResolutionException">Not all dependencies could be resolved.</exception>
+    internal static List<FileDescriptor> ConvertDescriptors(FileDescriptorSet descriptorProtos) {
+      return null;
+    }
+  }
+}