ADF Tips

JDeveloper 12.c – ADF Tips: How to pass parameters to method in EL Expression

This is a very short post to show all ADF Developers currently working in the latest version of JDeveloper, a new feature that has been brought in this release powered by JSF 2.0. 
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ADF Tips: Some known issues / bugs so far for JDeveloper 12.c

First of all, we should congratulate the #OracleADF team for the great work and hard effort for this release. As every just released release, there are some issues we would like to digest for you:
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ADF Tips: How to get value of UI Components.

We can see often developers asking on the OTN JDeveloper & ADF Forum about how to get the value of an UI Component like an input text or selectOneChoice, etc. There are several ways to do it. The common way developers use to go for is binding the component to a bean and then accessing its value by calling myComponent.getValue(). But what happens when the scope of your bean is not Request or BackingBean ?
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ADF Tips: JDeveloper 12.c – How to ignore null values in ViewCriteria

This is a short one while we find what is the real issue; when you are creating a view criteria in JDeveloper 12.c, there is an option to 'Ignore Null Values'. Unfortunately, this option seems to be disable all time, what makes your View Criteria useless unless you specify a value for your binding variable.
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ADF Tips: How to groovy in ADF.

Groovy, a useful dynamic language for the JVM based on Java but adding powerful features you would often see in others scripting languages like Phyton and Ruby. Groovy is part of the ADF Framework, particullary inside the Business Components world. This post will resume some of the most useful line of code when working with ADF BC and a little bit of Groovy.
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ADF Tip: Cascading (dependent) LOV with mandatory (required) fields.

This post will assume that you have, at this point, implemented your Dependent LOV, using ADF Business Components the following;
  • You have View Objects and you have created  View Criterias.
  • Create some LOVs for View Objects attributes.
  • Specifying View Criteria over the View Accessors that retrieves your LOV. (implementing the dependency)
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