Hi! Can you explain with some code snippets? I do nothing see in the getUIData().getValue.
thanks, Klaus >Stupid me. Why didn't I call getValue() before :). > >This works fine: >ListDataModel listDataModel = >(ListDataModel)scroller.getUIData().getValue(); >ArrayList dataList = (ArrayList)listDataModel.getWrappedData(); > >Mission accomplished. > >Thanks a ton again. > >Tathagat > >On 2/8/08, Martin Marinschek <[EMAIL PROTECTED]> wrote: > > Hi Tathagat, > > <h:dataTable value="#{bean.dataModel}"/> > > Bean > > { > public DataModel getDataModel(); > } > > Like this, you can wrap the corresponding list in a DataModel and do > more than just extract data - DataModel is a powerful interface. As > for concrete implementations, DataModel can be of type ListDataModel, > e.g. Is this what you want? I still don't understand what you mean by > getting the data - the data is in the value, so you can call > getValue() on the component, and this is not protected. Do you need > anything more? > > regards, > > Martin > > On Feb 7, 2008 4:59 PM, Tathagat <[EMAIL PROTECTED]> wrote: > > Hi again Martin. > > > > I want to access the data from my custom dataScroller Renderer Class. > > public class MaeHtmlDataScrollerRenderer extends > HtmlDataScrollerRenderer > > > > This means even if I use the binding property for dataTable, I am stuck. > > Cause of the protected methods I cannot get the data out. > > > > What do you mean by set the value to a data-model? As in a new property > to > > the custom dataScroller? > > > > Thanks again > > Tathagat > > > > > > > > On 2/7/08, Martin Marinschek <[EMAIL PROTECTED]> wrote: > > > Hi Tathagat, > > > > > > you could bind the <h:dataTable/> with the binding attribute to a > > > backing-bean - or you could set the value to a data-model, then you > > > have access to the full data-model. > > > > > > regards, > > > > > > Martin > > > > > > On 2/7/08, Tathagat <[EMAIL PROTECTED]> wrote: > > > > Hi Martin. > > > > Let me re-word my question. > > > > > > > > I need all the data associated with a dataTable in my java code to > do > > some > > > > stuff with it. If you somehow get hold of this dataTable object - > it's > > not > > > > possible to get data out of it as all such methods are protected. > > > > BUT a dataScroller has a method - getUIData() - which gives the data > on > > the > > > > "active" page. > > > > So if I associate a dummy scroller with our dataTable (also dummy - > copy > > of > > > > original with rows=all data) (but hide it) having just 1 page, I > have > > access > > > > to all data in dataTable (indirectly using dataScroller). This is > the > > hack I > > > > was talking about. > > > > > > > > Is it clearer? > > > > > > > > I wanna know if there is a better way to get all data associated > with > > the > > > > table on java level? > > > > > > > > Why I wanna do this - or where am I headed - to get a custom > scroller. > > > > > > > > Current data scroller gives a paginator in the following format: > > > > 1-100, 101-200, 201-300.. and so on. > > > > > > > > What I would like is value of a column (along which the table is > > sorted), > > > > for example: > > > > AAA-CAT, CAU-FAX, FBC-MPC... and so on. > > > > The advantage is that user sees immediately where the value lies in > the > > > > paginator (and does not have to guess). > > > > > > > > To do this.. I need all the data in the dataTable on java level. > > > > > > > > Hope I was clearer???? > > > > > > > > Thanks for your time. > > > > Tathagat > > > > > > > > > > > > On 2/6/08, Martin Marinschek <[EMAIL PROTECTED]> wrote: > > > > > > > > > > Hi Tathagat, > > > > > > > > > > I am very sorry, but I do not understand where you are heading. > Why > > should > > > > > the second scroller have all data then? I really don't get your > > > > explanation. > > > > > > > > > > regards, > > > > > > > > > > Martin > > > > > > > > > > On Feb 1, 2008 4:18 PM, Tathagat <[EMAIL PROTECTED]> wrote: > > > > > > > > > > > Hi All. > > > > > > Current data scroller gives a paginator in the following format: > > > > > > 1-100, 101-200, 201-300.. and so on. > > > > > > > > > > > > What I would like is value of a column (along which the table is > > > > > > sorted), for example: > > > > > > AAA-CAT, CAU-FAX, FBC-MPC... and so on. > > > > > > The advantage is that user sees immediately where the value lies > in > > the > > > > > > paginator (and does not have to guess). > > > > > > > > > > > > I implemented my own solution for it. > > > > > > Extended t:dataScroller classes with my own (regsitering > > faces-config, > > > > > > new taglib, entry in web.xml). > > > > > > I had to override the following method in > > > > > > org.apache.myfaces.custom.datascroller.HtmlDataScrollerRenderer > > > > > > protected HtmlCommandLink getLink(FacesContext facesContext, > > > > > > HtmlDataScroller scroller, > > > > > > String text, int pageIndex) > > > > > > > > > > > > Now the problem here was to get the data of the table mentioned > in > > "for" > > > > > > property of datascroller. > > > > > > By default dataScroller has only "rows" (property of > t:dataTable) > > amount > > > > > > of data (which is currently visible to user). > > > > > > --scroller.getUIData() > > > > > > > > > > > > So I used the following hack. > > > > > > Define the same scroller and table with different IDs with > > rows=total > > > > > > number of rows and style=display:none; > > > > > > Causing it not to show on the page but having the second sroller > all > > the > > > > > > data in it. > > > > > > > > > > > > Thus I could build a paginator as mentioned above. > > > > > > > > > > > > My questions is: > > > > > > Is there a better way to get all the data in the table? All > methods > > > > > > which provide data are protected. > > > > > > > > > > > > Thanks for your time. > > > > > > Tathagat > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > > > > > > http://www.irian.at > > > > > > > > > > Your JSF powerhouse - > > > > > JSF Consulting, Development and > > > > > Courses in English and German > > > > > > > > > > Professional Support for Apache MyFaces > > > > > > > > > > > > > -- > > > > > > http://www.irian.at > > > > > > Your JSF powerhouse - > > > JSF Consulting, Development and > > > Courses in English and German > > > > > > Professional Support for Apache MyFaces > > > > > > > > > > > -- > > http://www.irian.at > > Your JSF powerhouse - > JSF Consulting, Development and > Courses in English and German > > Professional Support for Apache MyFaces > Der Austausch von Nachrichten mit o.a. Absender via e-mail dient ausschließlich Informationszwecken. Rechtsgeschäftliche Erklärungen dürfen über dieses Medium nicht ausgetauscht werden. 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