Still working for multiple readers

[simantics/platform.git] / bundles / org.simantics.document.server / src / org / simantics / document / server / request / ServerSCLValueRequest.java

diff --git a/bundles/org.simantics.document.server/src/org/simantics/document/server/request/ServerSCLValueRequest.java b/bundles/org.simantics.document.server/src/org/simantics/document/server/request/ServerSCLValueRequest.java
index 9655e0f86d96e074b7d9a9fa9027343209736667..b2dc03b73f3fee14c847a686f9b7fe6c6229d886 100644 (file)
--- a/bundles/org.simantics.document.server/src/org/simantics/document/server/request/ServerSCLValueRequest.java
+++ b/bundles/org.simantics.document.server/src/org/simantics/document/server/request/ServerSCLValueRequest.java
@@ -1,5 +1,6 @@
 package org.simantics.document.server.request;
 
+import java.util.Collections;
 import java.util.Map;
 
 import org.simantics.databoard.Bindings;
@@ -104,10 +105,16 @@ public class ServerSCLValueRequest extends AbstractExpressionCompilationRequest<
                                return Pair.make(type, root);
                        } else {
                                Resource doc = graph.syncRequest(new PossibleTypedParent(component, DocumentationResource.getInstance(graph).Document));
-                               Resource componentType = graph.getSingleType(doc);
-                Resource root = graph.syncRequest(new IndexRoot(doc));
-            //    System.err.println("getComponentTypeAndRoot4 " + graph.getPossibleURI(component) + " => " + graph.getPossibleURI(componentType) + " " + graph.getPossibleURI(root));
-                               return Pair.make(componentType, root);
+                               if(doc != null) {
+                                       Resource componentType = graph.getSingleType(doc);
+                       Resource root = graph.syncRequest(new IndexRoot(doc));
+                                       return Pair.make(componentType, root);
+                               } else {
+                                       System.err.println("component = " + component);
+                                       Resource root = graph.syncRequest(new IndexRoot(component));
+//                                     Resource componentType = graph.getSingleType(doc);
+                                       return Pair.make(null, root);
+                               }
                        }
                }
                throw new IllegalStateException();
@@ -161,10 +168,14 @@ public class ServerSCLValueRequest extends AbstractExpressionCompilationRequest<
                        public CompilationContext perform(ReadGraph graph)
                                        throws DatabaseException {
                                RuntimeEnvironment runtimeEnvironment = graph.syncRequest(getRuntimeEnvironmentRequest(parameter.first, parameter.second));
-                               Map<String, ComponentTypeProperty> propertyMap =
-                                               graph.syncRequest(new ReadComponentTypeInterfaceRequest(parameter.first, runtimeEnvironment.getEnvironment()),
-                                                               TransientCacheListener.<Map<String, ComponentTypeProperty>>instance());
-                               return new CompilationContext(runtimeEnvironment, propertyMap);
+                               if(parameter.first != null) {
+                                       Map<String, ComponentTypeProperty> propertyMap =
+                                                       graph.syncRequest(new ReadComponentTypeInterfaceRequest(parameter.first, runtimeEnvironment.getEnvironment()),
+                                                                       TransientCacheListener.<Map<String, ComponentTypeProperty>>instance());
+                                       return new CompilationContext(runtimeEnvironment, propertyMap);
+                               } else {
+                                       return new CompilationContext(runtimeEnvironment, Collections.emptyMap());
+                               }
                        }
                });
        }