Category: SOA

AVRO schema are often used to serialize JSON data into a compact binary format in order to for example transport it efficiently over Kafka. When you want to validate …

Recently I was designing an AVRO schema and wanted to test how data would look like which conformed to this schema. I developed some Java code to generate sample …

I wanted to set up a demo environment with Apache Kafka (an open-source distributed event streaming platform) and an Oracle Database, all within containers. For my purpose I opted …

I wanted to set up a demo environment with Apache Kafka (an open-source distributed event streaming platform) and an Oracle Database, all within containers. For my purpose I opted …

Vagrant can be used to quickly create development environments in for example VirtualBox, VMWare or Hyper-V. I decided to use Vagrant to create a quick Apache NiFi development environment. …

Last week I presented on Apache Kafka – twice. Once to a group of over 100 students, once to 30+ colleagues. In both instances, I invited attendees to partake …

Filesystem events are useful to monitor. They can indicate a security breach. They can also help understanding how a complex system works by looking at the files it reads …

OAuth2 is a popular authentication framework. As a service provider it is thus common to provide support for OAuth2. How can you do this on a plain WebLogic Server …

For conducting some experiments and preparing several demonstrations I needed a locally running Kafka Cluster (of a recent release) in combination with a KSQL server instance. Additional components from …

Put simply – CQRS (Command Query Responsibility Segregation) is an architecture pattern that recognizes the fact that it may be wise to separate the database that processes data manipulations …

For developers, installing a full blown local SOA Suite environment has never been a favorite (except for a select few). It is time consuming and requires you to download …

This article describes how to quickly get going with KSQL on Kubernetes. KSQL is Confuent’s ‘continuous streaming query language’. It allows us to write SQL-like queries that operate on …

For  workshop I will present on microservices and communication patterns I need attendees to have their own local Kafka Cluster. I have found a way to have them up …

Recapitulation on how to install the Oracle Integration Cloud on premises connectivity agent Recently (april 2018) I gained access to the new Oracle Integration Cloud (OIC), version 18.1.3.180112.1616-762,  and …

Probably not many people will tell you running batches over webservices is a good idea. Sometimes though, it can be handy to have a script available to generate webservice …

On YouTube, you will find the 44 min recording of my talk on Oracle Code San Francisco (October 2017):  https://www.youtube.com/watch?v=khP3yHmbtpM The slides are on SlideShare: Real Time UI with …

Keystores and the keys within can be used for security on the transport layer and application layer in Oracle SOA Suite and WebLogic Server. Keystores hold private keys (identity) …

The Oracle SOA Suite infrastructure, especially composites, use the database intensively. Not only are the process definitions stored in the database, also a lot of audit information gets written …

Transport layer security (TLS) is not an easy topic. Many blogs have been written about this already. Surprisingly though, I did not find a single blog which was more …

Introduction In my previous blog I’ve explained what a Canonical Data Model (CDM) is and why you should use it. This blog is about how to do this. I …

This blog is about XML namespace standards. Primary for using them in a Canonical Data Model (CDM), but also interesting for anyone who has to define XML data by …

Introduction This blogpost is part III, the last part of a trilogy on how to create and use a Canonical Data Model (CDM). The first blogpost contains part I …

When executing BPM or BPEL processes, they are usually executed in the context of a specific entity. Sometimes you want to find instances involved with a specific entity. There …

As part of the Soaring through the Clouds demo of 17 Oracle Public Cloud services, I had to integrate SOA CS with both ACCS (Application Container Cloud) and ICS …

At a public sector organization in the Netherlands there was the need to make an inventory of the deployed OSB services in order to find out, the dependencies with …

At a public sector organization in the Netherlands an OSB proxy service was (via JMS) reading messages from a WebLogic queue. These messages where then send to a back-end …

In several previous articles on Apache Kafka, Kafka Streams and Node.JS for interacting with Apache Kafka, I have described how to create a Node.JS application that publishes messages to …

Oracle Service Bus is a powerful tool to provide features like transformation, throttling, virtualization of messages coming from different sources. There is a (recently opensourced!) Kafka transport available for …

Oracle Service Bus provides a reporting activity called Alert. The OSB pipeline alerts use a persistent store. This store is file based. Changing the persistent store to JDBC based, …

Voor een organisatie in de publieke sector werd aan AMIS gevraagd om met behulp van Oracle Service BUS 11g, een koppeling te realiseren tussen diverse applicaties aangaande het proces …

This is the 6th blog in a series on the Elastic product stack. This blog will cover how Beats fits into the mix with Logstash, Kibana and Elasticsearch. The …

This is the 5th blog in a series on the Elastic product stack. This blog will cover how Logstash can pick up Fusion Middleware log files and put the …

This is the 4th blog in a series on the Elastic product stack. This blog will cover the Kibana product. The series cover: 1. Elasticsearch and Oracle Middleware – …

This blog is one of a series of 6 blogs around the combination of Elasticsearch (‘the ELK stack’) and Oracle Adaptive Case Management. The series cover: 1. Elasticsearch and …

This blog is one of a series of 6 blogs around the combination of Elasticsearch (‘the ELK stack’) and Oracle Adaptive Case Management. The series cover: 1. Elasticsearch and …

Introduction In a couple of blog articles I will described how to get started with Elasticsearch and Oracle Fusion Middleware. Elasticsearch is described on the elastic.co website as ‘Elasticsearch …

As mentioned on the following blog post by Lucas Jellema, Kafka is going to play a part in several Oracle products. For some usecases it might eventually even replace …

One of the very first capabilities Oracle ever introduced in its PaaS portfolio was integration. It was clear from the onset of any talk about clouds that facilities to …

On premises BPM Suite has been Oracle’s flagship product for business process automation for many years. Based on the industry standard of BPMN and tightly integrated with SOA Suite …

Goal and warning This blog will show how to invoke java code directly from within a Business Rules component. I didn’t manage to find this in the Oracle product …