Add @BackgroundMessage annotation (#15373)

Change-Id: Id5367b7b1ef4b7dbabfd58902ac6134222e641ba

1 files changed, 6 insertions, 0 deletions

diff --git a/client-compiler/src/com/vaadin/server/widgetsetutils/metadata/ServerRpcVisitor.java b/client-compiler/src/com/vaadin/server/widgetsetutils/metadata/ServerRpcVisitor.java
index a1852d5b32..7efdf9db81 100644
--- a/client-compiler/src/com/vaadin/server/widgetsetutils/metadata/ServerRpcVisitor.java
+++ b/client-compiler/src/com/vaadin/server/widgetsetutils/metadata/ServerRpcVisitor.java
@@ -24,6 +24,7 @@ import com.google.gwt.core.ext.typeinfo.JClassType;
 import com.google.gwt.core.ext.typeinfo.JMethod;
 import com.google.gwt.core.ext.typeinfo.JType;
 import com.vaadin.client.metadata.TypeDataStore.MethodAttribute;
+import com.vaadin.shared.annotations.BackgroundMessage;
 import com.vaadin.shared.annotations.Delayed;
 
 public class ServerRpcVisitor extends TypeVisitor {
@@ -51,6 +52,11 @@ public class ServerRpcVisitor extends TypeVisitor {
                         }
                     }
 
+                    if (method.getAnnotation(BackgroundMessage.class) != null) {
+                        bundle.setMethodAttribute(type, method,
+                                MethodAttribute.BACKGROUND_MESSAGE);
+                    }
+
                     bundle.setNeedsParamTypes(type, method);
 
                     JType[] parameterTypes = method.getParameterTypes();