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Friday, 20 May 2016

Navigate to another page on value change event of ADF input component

Recently I have seen a thread on OTN forum in that user want to navigate from one page to another on valueChangeListener of input component.

First Method-
This is a simple piece of code to perform navigation to specific page , Use it in ValueChangeListener directly

 FacesContext facesContext = FacesContext.getCurrentInstance();
 facesContext.getApplication().getNavigationHandler().handleNavigation(facesContext, null, "controlFlowName");

Second Method-
ValueChangeListener fires when value of input component changes but it is not meant for navigation, For navigation we use buttons and links with Action property
But for this requirement we have to be a bit tricky, We can queue button Action on value change listener of inputText to navigate to another page
Now first value change listener will be executed and then it'll queue button action to execute and as final outcome user will be able to navigate

Thursday, 19 May 2016

Traverse POJO based ADF treeTable, Get Child nodes of selected parent


Previosuly I have posted about populating af:treeTable programmatically and getting selected records from POJO based treeTable

This post is next in that series and here I am extending same sample application that show a tree of Seasons and it's characters
First we will see How to traverse a POJO based treeTable (Iterate through all nodes of treeTable)

Basic idea is to get treeTable Collection Model and iterate over it to get all nodes value, To get CollectionModel created treeTable component binding in managed bean

Monday, 16 May 2016

How to queue SelectionEvent programmatically, Call af:table Selection Listener programmatically

Hello All
Hope you all are doing good :) 
Previously I have posted about defining custom selection listener for af:table and perform desired operation on selection event of table row

Selection Listener is fired when server receives a selection event from client means whenever user selects a row in table (Selection Event) then server process that event and execute selection listener defined in managed bean

And this post is about creating selection event programmatically without user interaction with table.
In ADF we can queue ActionEvent , ValueChangeEvent and in same manner we can create and queue SelectionEvent programmatically