From 8446cf4f78caa4cd97995e459d332e7b330fa860 Mon Sep 17 00:00:00 2001
From: Ray Greenwell <ray@threerings.net>
Date: Sat, 8 Jan 2005 22:02:27 +0000
Subject: [PATCH] We can't clone null.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3299 542714f4-19e9-0310-aa3c-eee0fc999fb1
---
 src/java/com/threerings/presents/tools/GenUtil.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/java/com/threerings/presents/tools/GenUtil.java b/src/java/com/threerings/presents/tools/GenUtil.java
index fed91894f..00c1dc46c 100644
--- a/src/java/com/threerings/presents/tools/GenUtil.java
+++ b/src/java/com/threerings/presents/tools/GenUtil.java
@@ -123,7 +123,8 @@ public class GenUtil
     public static String cloneArgument (Class dsclazz, Class clazz, String name)
     {
         if (clazz.isArray() || dsclazz.isAssignableFrom(clazz)) {
-            return "(" + simpleName(clazz) + ")" + name + ".clone()";
+            return "(" + name + " == null) ? null : " +
+                "(" + simpleName(clazz) + ")" + name + ".clone()";
         } else {
             return name;
         }