[jbossseam-issues] [JBoss JIRA] Closed: (JBSEAM-1757) @DataModel on a getter broken on Statefull beans.

@DataModel on a getter broken on Statefull beans. ------------------------------------------------- Key: JBSEAM-1757 URL: http://jira.jboss.com/jira/browse/JBSEAM-1757 Project: JBoss Seam Issue Type: Bug Components: Core Affects Versions: 2.0.0.BETA1 Reporter: Sanne Grinovero Assigned To: Pete Muir Fix For: 2.0.0.CR1 Attachments: JBSEAM-1757.patch When using "@DataModel" to annotate a getter method of a statefull bean (instead as annotating a field) an exception is thrown. It used to work as expected in previous releases, as tested on 1.0.1 , 1.1.0, 1.1.6, 1.2.1. StackTrace quote: Caused by: java.lang.IllegalArgumentException: Could not invoke method by reflection: BrokenList.getTestData() with parameters: (java.util.ArrayList) on: org.jboss.seam.example.pdf.BrokenList at org.jboss.seam.util.Reflections.invoke(Reflections.java:31) at org.jboss.seam.Component.setPropertyValue(Component.java:1656) ... 108 more Caused by: java.lang.IllegalArgumentException: wrong number of arguments at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.jboss.seam.util.Reflections.invoke(Reflections.java:21) patch to reproduce, to be applied on the booking example (2.0.0.BETA1): --- booking/src/org/jboss/seam/example/booking/HotelSearchingAction.java 2007-06-27 08:37:23. 000000000 +0200 +++ booking-broken/src/org/jboss/seam/example/booking/HotelSearchingAction.java 2007-08-03 01:26:12. 000000000 +0200 @@ -30,6 +30,7 @@ private int page; @DataModel + public List<Hotel> getHotels(){ return hotels; } private List<Hotel> hotels; public void find() diff -ur booking/src/org/jboss/seam/example/booking/HotelSearching.java booking-broken/src/org/jboss /seam/example/booking/HotelSearching.java --- booking/src/org/jboss/seam/example/booking/HotelSearching.java 2007-06-27 08:37:19.00000000 0 +0200 +++ booking-broken/src/org/jboss/seam/example/booking/HotelSearching.java 2007-08-03 01:28:01. 000000000 +0200 @@ -1,7 +1,8 @@ //$Id: HotelSearching.java,v 1.12 2007/06/27 00:06:49 gavin Exp $ package org.jboss.seam.example.booking; -import javax.ejb.Local; +import javax.ejb.Local; +import java.util.List; @Local public interface HotelSearching @@ -19,5 +20,7 @@ public boolean isNextPageAvailable(); public void destroy(); + + public List<Hotel> getHotels(); }