From e691c917b7d4771237090edfcfc8fba7bdf1acef Mon Sep 17 00:00:00 2001
From: =?utf8?q?Leif=20=C3=85strand?= <leif@vaadin.com>
Date: Fri, 8 Jun 2012 13:42:05 +0300
Subject: [PATCH] Use generic parameter types for server->client RPC

---
 .../terminal/gwt/server/AbstractCommunicationManager.java  | 2 +-
 .../vaadin/terminal/gwt/server/ClientMethodInvocation.java | 7 ++++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/com/vaadin/terminal/gwt/server/AbstractCommunicationManager.java b/src/com/vaadin/terminal/gwt/server/AbstractCommunicationManager.java
index d6feba9dc0..9e3545cac5 100644
--- a/src/com/vaadin/terminal/gwt/server/AbstractCommunicationManager.java
+++ b/src/com/vaadin/terminal/gwt/server/AbstractCommunicationManager.java
@@ -935,7 +935,7 @@ public abstract class AbstractCommunicationManager implements Serializable {
                 invocationJson.put(invocation.getMethodName());
                 JSONArray paramJson = new JSONArray();
                 for (int i = 0; i < invocation.getParameterTypes().length; ++i) {
-                    Class<?> parameterType = invocation.getParameterTypes()[i];
+                    Type parameterType = invocation.getParameterTypes()[i];
                     Object referenceParameter = null;
                     // TODO Use default values for RPC parameter types
                     // if (!JsonCodec.isInternalType(parameterType)) {
diff --git a/src/com/vaadin/terminal/gwt/server/ClientMethodInvocation.java b/src/com/vaadin/terminal/gwt/server/ClientMethodInvocation.java
index 99633a13d6..ad9484723b 100644
--- a/src/com/vaadin/terminal/gwt/server/ClientMethodInvocation.java
+++ b/src/com/vaadin/terminal/gwt/server/ClientMethodInvocation.java
@@ -6,6 +6,7 @@ package com.vaadin.terminal.gwt.server;
 
 import java.io.Serializable;
 import java.lang.reflect.Method;
+import java.lang.reflect.Type;
 
 /**
  * Internal class for keeping track of pending server to client method
@@ -19,7 +20,7 @@ public class ClientMethodInvocation implements Serializable,
     private final String interfaceName;
     private final String methodName;
     private final Object[] parameters;
-    private Class<?>[] parameterTypes;
+    private Type[] parameterTypes;
 
     // used for sorting calls between different connectors in the same Root
     private final long sequenceNumber;
@@ -31,12 +32,12 @@ public class ClientMethodInvocation implements Serializable,
         this.connector = connector;
         this.interfaceName = interfaceName;
         methodName = method.getName();
-        parameterTypes = method.getParameterTypes();
+        parameterTypes = method.getGenericParameterTypes();
         this.parameters = (null != parameters) ? parameters : new Object[0];
         sequenceNumber = ++counter;
     }
 
-    public Class<?>[] getParameterTypes() {
+    public Type[] getParameterTypes() {
         return parameterTypes;
     }
 
-- 
2.39.5