Deprecated: (!First Steps) with Oracle Cloud’s Pub/Sub Service: Oracle Messaging Cloud Service

Lucas Jellema

Fire and forget messaging is a powerful concept. Asynchronous, decoupled communication is key to scalability and independence of services. Oracle Cloud provides a pub/sub solution called Oracle Messaging Cloud Service. This is an HTTP based publish and subscribe mechanism for asynchronous communication – based on persistent messages and durable subscriptions. […]

Oracle REST Data Services (ORDS)

Marc Lameriks 3

While preparing for writing an article about “Oracle API Platform Cloud Service” I wanted to quickly be able to generate example JSON payload’s based on some tables in the “HR’ schema. To achieve this, I came across “Oracle REST Data Services (ORDS)” and wanted to know more about it. In […]

Handle HTTP PATCH request with Java Servlet

Lucas Jellema

The Java Servlet specification does not include handling a PATCH request. That means that class  javax.servlet.http.HttpServlet does not have a doPatch() method, unlike doGet, doPost, doPut etc. That does not mean that a Java Servlet can not handle PATCH requests. It is quite simple to make it do that. The […]

Implementing Authentication for REST API calls from JET Applications embedded in ADF or WebCenter Portal using JSON Web Token (JWT)

Lucas Jellema 1

The situation discussed in this article is as follows: a rich client web application (JavaScript based, could be created with Oracle JET or based on Angular/Vue/React/Ember/…) is embedded in an ADF or WebCenter Portal application. Users are authenticated in that application through a regular login procedure that leverages the OPSS […]

REST API on Node.js and Express for data retrieved from Oracle Database with node-oracledb Database Driver running on Application Container Cloud

Lucas Jellema 8

This article is a follow up on my previous article Linking Application Container Cloud to DBaaS – Expose REST API from node.js application leveraging node-oracle-database driver. That article describes how a simple Node.js application is configured for deployment on the Oracle Application Container Cloud and how it leverages the node-oracledb […]

Mobile backend with REST services and JSON payload based on SOA Suite 12c for Live Mobile Hacking with an OFM 12c red stack

Lucas Jellema

In a previous article – https://technology.amis.nl/2015/03/03/preparation-for-live-mobile-hacking-with-an-ofm-12c-red-stack-budapest-2015/– I introduced the challenge Luc Bors and I were facing for the Live Mobile Hacking session at the Oracle Fusion Middleware EMEA Partner Forum. For an audience of some 200 SOA Suite and Oracle Middleware experts – including the product management teams for several […]