diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/com/vaadin/terminal/gwt/client/ApplicationConnection.java | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/com/vaadin/terminal/gwt/client/ApplicationConnection.java b/src/com/vaadin/terminal/gwt/client/ApplicationConnection.java index 93a51e6e96..c973fe44d1 100644 --- a/src/com/vaadin/terminal/gwt/client/ApplicationConnection.java +++ b/src/com/vaadin/terminal/gwt/client/ApplicationConnection.java @@ -50,6 +50,7 @@ import com.vaadin.terminal.gwt.client.communication.SharedState; import com.vaadin.terminal.gwt.client.communication.StateChangeEvent; import com.vaadin.terminal.gwt.client.communication.Type; import com.vaadin.terminal.gwt.client.communication.UidlValue; +import com.vaadin.terminal.gwt.client.extensions.AbstractExtensionConnector; import com.vaadin.terminal.gwt.client.ui.AbstractComponentConnector; import com.vaadin.terminal.gwt.client.ui.VContextMenu; import com.vaadin.terminal.gwt.client.ui.dd.VDragAndDropManager; @@ -1491,6 +1492,10 @@ public class ApplicationConnection { if (childConnector instanceof ComponentConnector) { newComponents .add((ComponentConnector) childConnector); + } else if (!(childConnector instanceof AbstractExtensionConnector)) { + throw new IllegalStateException( + Util.getConnectorString(childConnector) + + " is not a ComponentConnector nor an AbstractExtensionConnector"); } if (childConnector.getParent() != parentConnector) { // Avoid extra calls to setParent |