Recent Posts by Juergen Kress

The following article shows how to programmatically validate a set of JET UI components. For backward compatibility, the application has been extended to support the new JET 6.0.0 web components, as well as the older (on or before 3.2.0) html components. The sample application consists of two forms, each of which has been built on a template supplied from the JS file. The validators and the button click functions have all been built through the underlying data structure. Read...

Introduction In the past months I was introduced to Oracle JavaScript Extension Toolkit, an extensible product put together by Oracle to enable building enterprise grade front-ends in JavaScript (client-side applications) which happens to be integrated in the Oracle Cloud and seamlessly integrated in Oracle’s SaaS products such as Oracle Cloud Visual Builder (yes, you can build JavaScript front-ends with a drag-and-drop interface in the Cloud). On an ever-changing JavaScript...

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In the first blog about blockchain, I used Oracle Compute Cloud Classic and installed MultiChain on it. Since then, Oracle has released a Blockchain Cloud Service with a lot of out of the box functionality, based on Hyperledger. In this blog post I will describe how to create a smart contract for a webshop use case: getting offers from different suppliers for a specific order. I already know node.js so I will write the ChainCode in node. Note that go is also supported. Prerequ...

This is a quick and short article which talks about displaying ADF BC REST resource's validation message on the JET UI. The inital step to is to create a validator method on one of the desired attributes of the ADF entity object. For my use case, I have selected Salary attribute on Employee EO. While calling create or save on your collection data, the error callback has 3 parameters. The first parameter contains all the details of the error thrown. The responseText attribute...

Arab Jordan Investment Bank (AJIB) is now in production with the Oracle Blockchain Platform.  The project is the largest blockchain deployment in the Middle East.   AJIB deployed Oracle Blockchain Platform to replace the banking application previously used for money transfers between AJIB entities, resulting in cost-savings and real-time cross-border transactions. Results before and after using blockchain technology Before using blockchain, money transfers between Arab...

Oracle Visual Builder supports ADF BC REST out of the box. Build service connection using "Define by Specification" wizard: Wizards support ADF as API type. Add describe at the end of the REST URL, this will bring metadata for exposed ADF BC REST service (information about attribute types, etc.): List of endpoints will be populated automatically. You could select all endpoints to be supported for your connection or select only few: The most typical thing you would do with...

Connected Compliance with Oracle Integration December 19th 2019 10:00 AM PT Join Skanska’s Conny Bjorling, Head of Enterprise Architecture, along with Oracle executives to learn how they built fairness, human intelligence, and simplicity into their automated sanctions list checking. Connect Oracle, third-party, and custom enterprise applications 6X faster with API-first thinking, visual design tooling, and prebuilt adapters Crush the time to deliver custom analytics from 1.5 days...

End-users are strange. Sometime they need the system we are developing to remind them when they do silly things. For example some users want us to remind them if they are trying to navigate away from a page where they did changes to data, but didn't click "save". Below I'll show you an approach for implementing such a behavior in Oracle Visual Builder Cloud Service. What we are going to do is cancel navigation actions until users acknowledge that they are ok to leave the page. I...