Fix NPE from flagTransform

[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / adapter / MappedTypeGroup.java

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/MappedTypeGroup.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/MappedTypeGroup.java
index 856631fa22d4105c32e0549997dfe0d09b890a34..847505f1744f30d78906dc206b83af4606184b4b 100644 (file)
--- a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/MappedTypeGroup.java
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/MappedTypeGroup.java
@@ -42,7 +42,7 @@ public class MappedTypeGroup implements Group {
     private final String         name;
 
     public MappedTypeGroup(String name, Resource type) {
-        this(name);
+        this(name, new Resource[] { type });
     }
 
     public MappedTypeGroup(String name, Resource... types) {
@@ -68,13 +68,13 @@ public class MappedTypeGroup implements Group {
     }
 
     @Override
-    public void trackItems(RequestProcessor processor, final Resource runtimeDiagram, final SetListener<Resource> listener) {
+    public void trackItems(RequestProcessor processor, final Resource runtimeDiagram, final SetListener<Resource> listener) throws DatabaseException {
         if (types.isEmpty()) {
             System.out.println("MappedTypeGroup has no types!");
             return;
         }
 
-        processor.asyncRequest(new BinaryRead<Resource, Collection<Resource>, Collection<Resource>>(runtimeDiagram, types) {
+        processor.syncRequest(new BinaryRead<Resource, Collection<Resource>, Collection<Resource>>(runtimeDiagram, types) {
 
             @Override
             public Set<Resource> perform(ReadGraph graph) throws DatabaseException {