Oracle ADF Code Corner

ADF Code Corner is a blog style column that provides hints, tips and coding examples for ADF developers. The content on this page ranges from easy to complex and often contain advanced programming concepts.

The content on this page is inspired by questions asked on the Oracle JDeveloper customer forum on OTN

Disclaimer: All samples are provided as is with no guarantee for future upgrades or error correction. No support can be given through Oracle customer support.

Please post questions or report problems related to the samples in this series on the OTN forum for Oracle JDeveloper: http://forums.oracle.com/forums/forum.jspa?forumID=83



ADF Code Corner - Site Navigation

References & Links	Links pointing to reference material like ADF Insider and the resources like the ADF Enterprise Methodology Group (EMG)
OTN Harvest Summaries	Monthly summary of interesting JDeveloper and ADF questions asked on the OTN forum for Oracle JDeveloper and ADF.
Oracle Magazine Articles	Oracle Magazine has a ADF column that covers topics similar to those on ADF Code Corner. This link takes you the links and titles for the various articles.
ADF Code Corner Samples	Documented solutions and code samples for common developer tasks.

ADF Books

	Oracle Fusion Developer Guide Building Rich Internet Applications with Oracle ADF Business Components and ADF Faces By Frank Nimphius, Lynn Munsinger ISBN 0071622543 Released in January 2010

	Oracle JDeveloper 11g Handbook A Guide to Oracle Fusion Web Development By Duncan Mills, Peter Koletzke , Avrom Roy-Faderman ISBN 0071602380 Released in October 2009

	Quick Start Guide to Oracle Fusion Development By Grant Ronald ISBN 0071744282 Released in September 2010

	Oracle ADF Enterprise Application Development — Made Simple By Sten E. Vesterli ISBN 1849681880 Released in June 2011

ADF Code Corner - References & Links

ADF Insider	This page contains recorded sessions related to the advanced techniques with Oracle Application Development Framework. Check back regularly for updates by experts, for experts
ADF Insider Essentials	Continuing the ADF Insider series, ADF Insider Essentials documents essential skills, tips and techniques you will need for building an application. Each ADF Insider Essentials presents not only a solution to a common ADF development use case, but can be used as way of building your own skills by challenging you to build your own solution. You can then compare your efforts against those of an ADF expert explaining how they solved the problem
Enterprise Methodology Group (EMG)	A place to discuss best practices and methodologies for Oracle JDeveloper and ADF Enterprise development, including effort by "experts" in ADF to discuss higher level architecture issues than those discussed on the OTN JDeveloper technical forums. This effort is to get ADF experts, advocates and programmers to start collaborating.
JDeveloper on Cannotea	A well indexed and searchable bookmark collection of Oracle JDeveloper and ADF blog entries and articles that makes the developer life easy. A true Almanach of Oracle ADF knowldege
ADF Rich Client Unser Interface Guidelines	The guidelines and principles within the documents published here will help you to design a superior and consistent user experience for your ADF Rich Client-based applications

The Oracle JDeveloper and ADF Forum Harvest

The Oracle JDeveloper forum is in the Top 5 of the most active forums on the Oracle Technology Network (OTN). The ADF Code Corner "Oracle JDeveloper OTN Harvest" series is a monthly effort to turn the knowledge exchange on OTN into an interesting read for developers who enjoy little nuggets of wisdom.

December 2011 / January 2012 New
How to start with Oracle ADF? Task Flows or Portlets? Which one to choose? File download and upload handling In Oracle ADF How to define the default sort order of an ADF table Using JSTL in ADF Faces ADF BC bc4jcleanup.sql in Oracle JDeveloper 11g Oracle JDeveloper 11.1.2 ADFc Savepoint Script Row currency separation in task flow ADF region Instances Display selected row number and total rows Using JSF 2.0 component events in JDeveloper 11gR2 How-to invoke ADF bindings in page templates How-to determine the ADF tree node type using EL How-to access selected rows in af:selectManyChoice Adding checkboxes to sortable table headers OTN Harvest Spotlight - Timo Hahning
November 2011
Using Groovy in Entity Validation Using ADF logger with Groovy in ADF BC UI Categories in ADF BC of JDeveloper 11g R2 Accessing View Object UI hints from EL JSF 2.0 Preemptive Navigation in ADFc of JDeveloper 11.1.2 How-to read train stop display names from a message bundle How-to access selected node in tree component How-to create a command button at runtime Accessing the JSESSIONID from JSF How to detect browser type and version from ADF Faces OTN Harvest Spotlight - John Stegeman
October 2011
New Oracle ADF Mobile Strategy Setting an anchor in Oracle ADF views How to programmatically set focus on an input component How to render tree node icon based on the tree level they in How to enable the PanelCollection "Show as Top" function How-to access a DB sequence number from Java in ADF Smart code insight in Oracle JDeveloper OTN Harvest Spotlight - Jan Vervecken
September 2011
Oracle Learning Library Synchronize edit form with self-referencing VO in tree table Launching popup dialogs maximized Creating navigation buttons for an existing form How to disable browser context menus How-to launch print dialog when showing printable page SQL error during statement preparation Defining default values for task flow input parameters OTN Harvest Spotlight - Andrejus Baranovskis
August 2011
New OTN Harvest Feature: OTN Harvest Spotlight How to learn and where to start learning ADF Disabling keyboard input on af:inputDate Technology Scope in 11g R1 vs. Features in 11g R2 How to tell which JDeveloper extensions are installed row.attributeName vs. row.bindings.attributeName Suggested skin editor workflow Integrated Skin Editor Stand-alone Skin Editor Stretching af:inputComboboxListOfValues lists in a table Getting database connect information in ADF Highlighting new and uncommitted data changes in a table Reading UI component settings from a properties file Disabling the browser form auto-complete Optimized Groovy data access to view objects ADF Faces web crawler support How-to hide or show components in printable pages Drag-and-drop: Getting Started OTN Harvest Spotlight - Chris Muir
July 2011
ADF Summit Forms to ADF case study available Download of Skin Editor and ADF Faces Component Demo New client behavior tag - af:checkUncommittedDataBehavior favicon and browser bookmark icons in JDeveloper 11.1.2 Access component that queued a custom client event How-to open a page template served from an ADF library Using JavaScript in ADF Faces How-to access the column value of the selected table row How to switch content of dynamic region from within region
June 2011
Reserved port number impact on ADF Faces Naming conflict when using declarative components in JSF 2.0 Five hours of Task Flow Overview Recordings Available Downloading SRDemo ADF Enterprise Application Development - Made Simple How-to execute an ADF method action from Java JDeveloper and WLS certification matrix JDeveloper 11.1.2 browser certification Where to find advanced ADF documentation How-to notify the server when user tabs out of input field Initializing queries when enter page fragments in a BTF Downgrading from Flash in JDeveloper 11g R2 What if Oracle ADF Skin Editor doesn't start on Windows JDeveloper 11.1.2 deployment to WLS How-to learn more about JDeveloper 11.1.2 How-to change the WS connection for a WS DC Getting selected row in inputListOfValues returnPopupListener JDeveloper 11.1.2: Link in Table Column Work Around Solving the problem of inactive pages after file download Building master-detail tables with af:panelCollections Declarative Components with ADF bindings? Performing Logging in Oracle ADF
May 2011
About the train button bar skip behavior Declarative multi-column sort for ADF bound tables Building a search form from bind variables in a View Criteria TypeConversionException using af:validateDateTimeRange Task Flow transactions and Application Modules Using check boxes for table row selection(s) Determine the arguments of an operation binding at runtime Invoking af:exportCollectionActionListener from Java About default value in SelectOneChoice component Handling the close icon on a task flow opened as a dialog Select month and year only using af:inputDate OTN forum: Good questions produce better answers
April 2011
How and where to start learning ADF Most popular mistake when reporting problems on OTN Customizing the ADF BC Data Control Name Populating select choice components from other DataControls Run ADF Faces applications with IE 9 in IE 8 compatibility mode Recommended number and size of Application Module(s) About JSF fragments, ADF regions, declarative components How-to determine a task flow for the ID in dynamic region exists Managed Properties: the forgotten JSF feature Whitepaper: JavaScript in ADF Faces Whitepaper: ADF application performance and scalability testing Whitepaper Update: ADF Task Flow Design Fundamentals How to access the WS SOAP message using WS DC Passing parameters to managed bean methods using EL How-to switch the application locale at runtime How-to invoke the ADF select event from Java ADF Security authentication providers ADF tree binding vs. table binding Using af:resource tag in page fragments Using multiple Data Controls in ADF applications? Creating localized static list of values Using parameterized translation strings in ADF Faces Integrating ADF and Servlets
March 2011
Best-practice for follow-up questions on OTN forums How-to display JavaDocs for methods displayed in syntax help "Internal Package Import" errors and how to switch them off Building model driven dependent list with Oracle ADF BC How to display a dependent list box disabled if no child data exist Testing bounded task flow using page fragments Oracle JDeveloper command line arguments Task flow "new transaction" vs. "new db connection" Configuring the ADF BC locking behavior in JDeveloper 11.1.1.4 How-to filter table filter input to only allow numeric input Best practices about creating and using backing beans Extending the ADF Controller exception handler How to create a model-driven multi column auto-suggest list How-to delete a tree node using the context menu How to open the LOV of af:inputListOfValues with a double click Configuring projects for Java EE security annotations Implementing Query pagination using EJB and ADF How to equally stretch multiple table columns
February 2011
Does ADF Faces work with JavaScript disabled? How to set a default activity in an unbounded task flow How to set the initial component focus How to deploy global managed beans getRow(key) and findByKey(key,1) inconsistency How to protect UI components using OPSS Resource Permissions How-to change the required field indicator location How to launch LOV and Date dialogs using the keyboard How to filter tree node child data How to ensure serverListener events fires before action events Best practices for good performance in ADF
January 2011
How-to logout from ADF Security How-to create custom component models How-to read context parameters in web.xml from ADF? What's the difference between View Criteria and Where clause? About Entitlement Grants in ADF Security of JDeveloper 11.1.1.4 Do View Object instances in shared AM share queried data? How-to enable user session time out warning (JDev 11.1.1.4) How-to remove the close icon from task flows opened in dialogs How-to detect the browser type and version How-to horizontally stretch UI components How-to use dependent LOV in an af:query component How-to control the keyboard tab behavior in a LOV field How-to suppress error popup for inline messages How-to launch browser print dialog when showing printable page How to get product support for Oracle JDeveloper
December 2010
How-to find out about ADF application deployment with ojdeploy Grid Layouts in ADF Faces using Trinidad Panel Collection Confusion Reading the selected value of an ADF bound Select List in Java Formatting the af:inputSpinNumber tick labels Beginner Mistake: Adding a String to a value property How-to create dependent model-driven LOV How-to tell the ViewCriteria a user chose in an af:query component How-to restrict file upload sizes in ADF Faces Map Viewer doesn't show maps for large parts of the globe How-to control user input based on RegEx pattern Get social security numbers right How-to call server side Java from JavaScript How to expose an ADF application in a Portlet? How-to query af:quickQuery on page load ? How-to create a select one choice list of common time zones How-to hide the close icon for task flows opened in dialogs How-to populate different select list content per table row
November 2010
How-to skin a UI specific to a browser Type and Version ? How-to define localized access keys for command components How does auto-ppr work? af:subform, required fields and immediate="true" How-to efficiently redirect an ADF Faces view using ADFc How-to configure an ADF Phase Listener and where to put the file #{data} - to use or not to use ? When to use "createRootApplicationModule" in Oracle ADF Deleting rows: getRowAtRangeIndex vs. Iterating of RowSet How-to define access keys to buttons displayed in an LOV dialog How-to filter user data input in a text field Using JavaScript to clear validation error messages How-to share skin definition files across applications How-to dynamically detect available skin definitions How-to define a tooltip for an ADF Faces table filter field How-to read the selected label for a selectOneChoice selection A navigation case defined in ADFc does not work What is the _afrLoop URL parameter for? How-to create dynamic regions When are ADF Regions and Dynamic Regions getting refreshed? How-to navigate in bounded task flows Naming conventions to consider when using ADF Libraries How-to convert user input into uppercase or lowercase strings Adding ADF bound page fragments using jsp:include tag How-to change the WS Data Control WSDL URL references
October 2010
How-to get help for OAF framework Oracle Fusion Reference Architecture (OFRA) Dynamically Adding a where-clause to ADF BC How-to add ADF binding based auto suggest behavior How-to access a hidden attribute from a table row How-to add JavaScript code to an ADF Faces pages How-to launch a popup programmatically from Java Best option for accessing an attribute value of an iterator binding Strange component refresh behavior using ADF auto-ppr How-to keep selected row after rollback How-to programmatically queue a selection event How to configure a project to use Trinidad components How-to enable the commit button on ADF BC based input form PartialTriggers on command item confusion Why isn't my custom skin showing for the login pages? How-to hide the slider bar of the af:carousel component How-to filter tables case insensitive ADF Faces page doesn't open in inline frame How to prevent table population at page rendering Configuring ADF Security for custom Servlet JpsFilter changes in Oracle JDeveloper 11.1.1.4 Why? ADF BC bound table references View Object definition Multi row selection table returns single row key How-to programmatically invoke a clientListener Closing a popup from HTML in an inline frame How-to manually deploy and test applications in JDeveloper? Browser support for Oracle JDeveloper 11.1.1.3 How-to access the username from ADF BC? How-to delete a row and commit with a single button press Where to get ADF binding and ADF BC class diagrams from Can I use a managed bean as a DataControl? PPR on a component with a previous render state set to "false" How-to programmatically determine BTF input parameters How-to access the bounded task flow document information Dynamic Region does not work for second task flow How-to unlock WLS if locked in exclusive mode Stress testing of ADF applications How-to make @PreDestory work with ADFc

ADF content in Oracle Magazine

January / February 2012 -- Security for Everyone New

Protect your Oracle ADF applications from unauthorized access using Oracle ADF Security. Get an overview, introduction and running sample of ADF Security in Oracle JDeveloper 11.1.2.1

November / December 2011 -- Put On A Friendly Faces

Build a custom look and feel for your Oracle ADF Faces applications using the new ADF Skin Editor in Oracle JDeveloper 11g R2. Learn about the new skin editor, skinning strategies and work flow. Download Summit ADF with a red look and feel

September / October 2011 -- All Aboard

Build train models for navigation in bounded task flows. This article shares some hints and tips for programmatic train navigation and customization. The bounded task flow train is a powerful feature that gains even more power if you understand the model behind.

July / August 2011 -- Advanced List Interaction

Use model-driven LOVs in Oracle ADF to implement smart lists with autosuggest behavior. Model driven ADF Business Components list of values explained by example.

May / June 2011 - Implement Contextual Events

Use Oracle Application Development Framework’s Contextual Events feature for inter-ADF Region communication. To many developers, contextual events is a secret treasure that they have problems to fully understand. This sample explains step-by-step how to use contextual events with ADF Regions

ADF Code Corner Articles

096.	How to invoke a table selection listener from Java NEW
095.	How-to Navigate to Printable Pages NEW
094.	ADF Region Return Value Strategy
093.	Put a different Look to your Train Stops
092.	Caching ADF Web Service results for in-memory filtering
091.	How-to create new lookup data from a list of values select list
090.	How-to filter ADF bound lists
089.	How-to conditionally switch model driven LOV in ADF forms and tables
088.	How-to extend and nest page templates in Oracle JDeveloper 11g R2
087.	How-to improve LOV performance with shared AM in ADF BC
086.	Reading boilerplate images and icons from a JAR
085.	af:query component complex field validation
084.	Dynamically show or hide af:treeTable columns dependent on the disclosed node
083.	How-to create bi-directional synchronization between a tree and an input form component
082.	How-to programmatically navigate ADF train models
081.	How-to create master-detail behavior using af:panelTabbed and DVT graph components
080.	HashMap strategy for dynamically setting the sequential property in ADF Controller train models
079.	Strategy for implementing global buttons in a page template
078.	How-to programmatically expand trees and tree table components upon initial rendering and later
077.	Handling the af:dialog Ok and CANCEL buttons
076.	Extending ADF Security to check ADF BC Entity attribute insert permissions
075.	How-to select multiple parent table rows and synchronize a detail table with the combined result
074.	Hands-on: How to use the ADF URL Data Control for parametrized queries
073.	Hands on - Creating a search form using a POJO WS and the Web Service Data Control
072.	Hands-on & How-to: ADF application with EJB WS, WS proxy client and POJO Data Control
071.	How-to integrate Java Applets in Oracle ADF Faces pages
070.	How-to build ADF dependent list boxes with Web Services
069.	How-to create a custom LOV using bounded task flows
068.	How-to solve the known range change event problem in ADF contextual events
067.	How-to create a query form in a popup dialog
066.	How-to color-highlight the bar in a graph that represents the current row in a collection
065.	Active Data Service Sample - Twitter Client
064.	How-to implement a Select Many Shuttle with pre- selected values
063.	How-to save - "print" - DVT graphs to a file
062.	How-to use the af:autoSuggestBehavior component tag with ADF bound data sources
061.	How-to text search in a rendered ADF bound tree
060.	How-to implement drag and drop for an ADF Faces table
059.	How-to filter ADF bound tables by date range (JDeveloper 11.1.1.4)
058.	How-to use the optimized component search in Oracle ADF Faces
057.	How to build master-detail behavior with DVT component master
056.	How-to handle and respond to mouse double clicks in ADF Faces tables
055.	How-to build a single select component with images in select items
054.	Search form using ADF WS Data Control and Complex input types
053.	Refresh a bounded task flow displayed as an ADF Region in a popup
052.	How-to deploy bounded task flows in an ADF library
051.	How-to scroll ADF tables using an alphabetic index menu
050.	How-to create and synchronize edit forms for tree node entries
049.	How-to skin ADF Faces component label
048.	XML Menu Model site menus protected with ADF Security and JAAS
047.	How-to build a select one choice displaying hierarchical selection data
046.	Building a search form that displays the results in a task flow
045.	How-to base a router decision on the outcome of a method execution
044.	How-to restrict the list of values retrieved by a model driven LOV
043.	Integrate remote task flows in your ADF applications (POJO DC Example)
042.	Dynamically change the progress bar color according to its current value
041.	How-to conditionally prevent dialogs from closing
040.	Partial form submit using af:subform and ADF
039.	How-to declaratively launch a bounded task flow in a lightweight popup
038.	How-to build an editable tree with the POJO Data Control
037.	How-to build pagination into ADF POJO Data Control
036.	Setting control hints on POJO entities using the ADF Bean DataControl
035.	How-to pass values from a parent page to a popup dialog
034.	Passing additional arguments to a JS function with af:clientAttribute
033.	How-to open a Bounded Task Flow in a new Browser Tab
032.	Creating a tree table from a single View Object and access selected rows
031.	Metadata Services (MDS) Example: Power User vs. Normal User
030.	How-to intercept and modify table filter values
029.	How-to build Oracle Forms style List-of-Values in ADF Faces
028.	How-to scroll an ADF bound ADF Faces Table using a Keyboard Shortcut
027.	Showing a glasspane and splash screen for long running queries
026.	How-to access the selected row data in ADF bound TreeTable and Tree
025.	Building a generic SelectionListener for ADF trees and ADF BC models
024.	How-to build a reusable toolbar with Oracle ADF Declarative Components
023.	How-to build a Generic Selection Listener for ADF bound Tables
022.	How-to extend the default ADF Faces Component Message Bundle
021.	How-to initially expand tree nodes in ADF bound tree & tree table
020.	Expanding an af:tree node by clicking onto the node label
018.	ERRATA: Oracle Fusion Developer Guide
017.	How-to invoke contextual events from a DVT graph component
016.	How-to customize the ADF Faces Table Filter
015.	How-to configure a custom splash screen in ADF Faces
014.	Custom JAAS Permissions in a ADF Security to implement UI security
013.	How-to declaratively create new table rows based on existing row content
012.	How-to copy/paste the value of a table cell to other - selected - table rows
011.	ADF Faces RC - How-to use the Client and Server Listener Component
010.	How-to create a character input counter for text fields
009.	How-to Configure the ADF Faces Carousel Component with ADF
008.	How-to use Captcha with ADF Faces and Oracle ADF
007.	How to cancel an edit form, undoing changes with ADFm savepoints
006.	How to cancel an edit form, undoing changes in Java
005.	How-to bind custom declarative components to ADF
004.	Auto suggest with JavaScript in ADF Faces
003.	Advancced Expression Language Techniques
002.	ADF programmer's cheat sheet 2010
001.	Accessing attributes of declarative component

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