From: Marko Luukkainen <marko.luukkainen@vtt.fi>
Date: Wed, 22 Nov 2017 16:22:09 +0000 (+0200)
Subject: Add Maybe for SCL functions that can return null.
X-Git-Tag: v1.31.0^0
X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=commitdiff_plain;h=refs%2Fheads%2Frelease%2F1.31.0;p=simantics%2Finterop.git

Add Maybe for SCL functions that can return null.
---

diff --git a/org.simantics.interop.update/scl/Interop/Update.scl b/org.simantics.interop.update/scl/Interop/Update.scl
index e850b05..40d61b5 100644
--- a/org.simantics.interop.update/scl/Interop/Update.scl
+++ b/org.simantics.interop.update/scl/Interop/Update.scl
@@ -21,13 +21,13 @@ importJava "org.simantics.interop.update.model.ModelUpdate" where
   applySelectedUpdates :: ModelUpdate -> <WriteGraph> ()
   
   @JavaName getUpdateTree2
-  getUpdateTree2 :: ModelUpdate -> <Proc> UpdateTree
+  getUpdateTree2 :: ModelUpdate -> <Proc> Maybe UpdateTree
   
   @JavaName getUpdateList2
-  getUpdateList2 :: ModelUpdate -> <Proc> UpdateList
+  getUpdateList2 :: ModelUpdate -> <Proc> Maybe UpdateList
   
   @JavaName getChanges2
-  getGraphChanges2 :: ModelUpdate -> <Proc> GraphChanges
+  getGraphChanges2 :: ModelUpdate -> <Proc> Maybe GraphChanges
   
   @JavaName getUpdateTree3
   getUpdateTree3 :: ModelUpdate -> <Proc> Maybe UpdateTree