[483807] Have IsModifiedSavingPolicy manage InMemoryResource correctly

- Don't consider only file and platform resource as saveable but in
general all no read-only resource, except odesign.

Bug: 483807
Change-Id: I3254a196e708a4e5dbf7bef8d5019c099cddddf2
Signed-off-by: Esteban Dugueperoux <esteban.dugueperoux@obeo.fr>

1 files changed, 2 insertions, 3 deletions

diff --git a/plugins/org.eclipse.sirius/src/org/eclipse/sirius/business/internal/session/IsModifiedSavingPolicy.java b/plugins/org.eclipse.sirius/src/org/eclipse/sirius/business/internal/session/IsModifiedSavingPolicy.java
index 884c8d3a6a..98326045de 100644
--- a/plugins/org.eclipse.sirius/src/org/eclipse/sirius/business/internal/session/IsModifiedSavingPolicy.java
+++ b/plugins/org.eclipse.sirius/src/org/eclipse/sirius/business/internal/session/IsModifiedSavingPolicy.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2010, 2015 THALES GLOBAL SERVICES.
+ * Copyright (c) 2010, 2016 THALES GLOBAL SERVICES.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -8,7 +8,6 @@
  * Contributors:
  *    Obeo - initial API and implementation
  *******************************************************************************/
-
 package org.eclipse.sirius.business.internal.session;
 
 import java.io.IOException;
@@ -145,7 +144,7 @@ public class IsModifiedSavingPolicy extends AbstractSavingPolicy {
 
             @Override
             public boolean apply(Resource resourcetoSave) {
-                return resourcetoSave.getURI().isFile() || resourcetoSave.getURI().isPlatformResource() && !SiriusUtil.isModelerDescriptionFile(resourcetoSave);
+                return !ResourceSetSync.isReadOnly(resourcetoSave) && !SiriusUtil.isModelerDescriptionFile(resourcetoSave);
             }
 
         }));