diff --git a/lib/cpp/src/async/TAsyncProcessor.h b/lib/cpp/src/async/TAsyncProcessor.h
index a0b5428..c62f8b7 100644
--- a/lib/cpp/src/async/TAsyncProcessor.h
+++ b/lib/cpp/src/async/TAsyncProcessor.h
@@ -70,6 +70,23 @@
   }
 };
 
+class TAsyncProcessorFactory {
+ public:
+  virtual ~TAsyncProcessorFactory() {}
+
+  /**
+   * Get the TAsyncProcessor to use for a particular connection.
+   *
+   * This method is always invoked in the same thread that the connection was
+   * accepted on.  This generally means that this call does not need to be
+   * thread safe, as it will always be invoked from a single thread.
+   */
+  virtual boost::shared_ptr<TAsyncProcessor> getProcessor(
+      const TConnectionInfo& connInfo) = 0;
+};
+
+
+
 }}} // apache::thrift::async
 
 // XXX I'm lazy for now