Hi Martin, Thanks for the direction. I finally found the problem. The list of records ( collection ) was assigned to the data provider in the contructor of that page. So when I press back button, the latest data was not getting refreshed.
I still need to find a way to push the latest data on to the model. Thanks JK On Mon, Mar 25, 2013 at 4:08 PM, Jayakrishnan R <[email protected]> wrote: > > Hi, > > Does that mean that the DataProvider returns primary key objects which are > used in the LoadableDetachableModel to load the real object ? > > I am not sure. But one thing I noticed, the load() method of the > LoadableDetachableModel is not being called when the back button is hit. > > I am getting exception the populateItem method .of the columns in the data > table... see below. > > > List<IColumn<Record>> columns = new ArrayList<IColumn<Record>>(); > > columns.add(new AbstractColumn<Record>( > new StringResourceModel("Record_number", this, null), > "Record_number") { > > @Override > public void populateItem(Item item, String id, IModel > rowModel) { > }}; > > > > > > On Mon, Mar 25, 2013 at 3:55 PM, Martin Grigorov <[email protected]>wrote: > >> Hi, >> >> On Mon, Mar 25, 2013 at 5:50 PM, Jayakrishnan R <[email protected]> >> wrote: >> >> > Hi All, >> > >> > In my application I am using *DefaultDataTable *with >> > *SortableDataProvider *which >> > has *LoadableDetachableModel *as the model. >> > >> >> Does that mean that the DataProvider returns primary key objects which are >> used in the LoadableDetachableModel to load the real object ? >> >> Check why your DataProvider returns (the ids of) deleted objects when back >> button is used. >> >> >> > >> > I used it to display a set of records ( say RecordList page). When I >> add or >> > remove some records and load the page RecordList again, it displays the >> > changes. However, if I use the back button of the browser and go the >> > RecordList page which was rentered earlier ( before adding/ removing the >> > records ). The *DefaultDataTable *still has the old sets of records. >> This >> > is a big issue when records are deleted. >> > >> > For example, If I delete a record and press back button then the page >> fails >> > as the record it is trying to show does not exist in the database. >> Adding >> > does not create an issue because it simply does not get listed in the >> set >> > of records. >> > >> > In another page, I just have *PageableListView *with * >> > LoadableDetachableModel*. It works fine with out an issue. >> > >> > Can someone advice me on how to refresh the data table on browser back >> > button ? >> > >> > -- >> > Thanks & Regards >> > JK >> > >> >> >> >> -- >> Martin Grigorov >> jWeekend >> Training, Consulting, Development >> http://jWeekend.com <http://jweekend.com/> >> > > > > -- > Thanks & Regards > JK > -- Thanks & Regards JK
