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Stephane Biehler

Stephane Biehler

Java and InfluxDB http api

By | Database Administration & Monitoring | No Comments

InfluxDB InfluxDB is a powerfull open source time series database (TSDB) developped by InfluxData. It’s a database optimized for time-stamped or time series data. Time series data are simply measurements or events that are tracked. It is particully interresting for metric tracking like server cpu, ram, application performances and so on. It is similar to SQL databases but different in many ways. The key here is the time. The database engine is optimized for high…

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Stephane Biehler

Terraform Import from AWS

By | Database Administration & Monitoring | No Comments

I came accross an issue by a customer using aws and terraform. He created a server with ebs volume attached to it but he deleted the volume by mistake. He then recreated it manually without using the terraform to do it. Thus, the tfstate wasn’t up to date with the new volume and when executing the terraform plan it wanted to create a new volume withe the same name and everything. So you’ll find the…

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Stephane Biehler

Java 1.8 Utility classes: XML, ZIP, BufferedImage and Download

By | Database Administration & Monitoring | No Comments

When I write code, I usually need some utility classes to ease the development. So here I will share my most used classes. Hope this will help you as well! XML store and load I strongly use XML for storing configurations or even data, so I made an helper which can store and load any classes (with annotations) as XML, using generics import java.io.File; import javax.xml.bind.JAXBContext; import javax.xml.bind.JAXBException; import javax.xml.bind.Marshaller; import javax.xml.bind.Unmarshaller; /** * Utility…

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Stephane Biehler

Java JDK12: JEP 325: Switch Expressions

By | Application integration & Middleware | No Comments

Eclipse setup In order to test Java JDK12 you will have to download Eclipse 4.11 at least. Then download JDK12 from Oracle’s web site. And configure Eclipse to use this JDK for the project. Also download the JDK12 support with the following repository link: https://download.eclipse.org/eclipse/updates/4.11-P-builds Edit the projects properties to use the “Java Compiler” compliance 12. And “Enable preview features” set to TRUE. Now you should be able to run JDK12 examples. Here a link…

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Stephane Biehler

OpenText Enterprise World Europe 2019 – Day 3

By | Application integration & Middleware, Cloud, Database Administration & Monitoring | No Comments

Last but not least, today was mainly dedicated to demos and customer cases. It started with the global stream presenting some OpenText applications like Core for Quality: An application developed with AppWorks and integrated to Magellan. It was meant to manage quality issues and connected to Documentum in order to link issues with SOP documents. In the different demos we saw the integration of these SaaS applications in OT2 and their responsiveness (drag and drop…

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Stephane Biehler

OpenText Enterprise World Europe 2019 – Day 2

By | Application integration & Middleware, Cloud, Database Administration & Monitoring, Entreprise content management | No Comments

Day 2 of OTEW, we followed the global stream this morning which was taking most of the points from yesterday. But we had the pleasure to have a session from Dr. Michio Kaku, Theoretical Physicist, Futurist and popularizer of science. He wrote several books about physics and how he sees the future. He sees us in the next 20 years ultra connected with internet lenses, the Moore’s law will collapse in 2025 where it will…

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Stephane Biehler

OpenText Enterprise World Europe 2019 – Partner Day

By | Application integration & Middleware, Cloud, Entreprise content management | No Comments

First day of the #OTEW here at the Austria International Center in Vienna, Guillaume Fuchs and I where invited to assist to the Partner Global sessions. Welcome to OTEW Vienna 2019 Mark J. Barrenechea, the OpenText’s CEO & CTO, started the day with some generic topics concerning the global trends and achievements like: More and More partners and sponsors Cloud integration direction Strong security brought to customers AI & machine learning new trend New customer…

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Stephane Biehler

Documentum Rest API

By | Application integration & Middleware | 3 Comments

Introduction Nowadays, restful APIs are used in any product, almost. In the era of web services, it is normal to have the same for documentum. In this blog I’ll show you a part of this API for documentum, how to test it, how to use it, and what could be done with it. Installation In order to install the Documentum REST API, download the war file from OpenText website and put it into an application…

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Stephane Biehler

Documentum 7+ internal error during installation or upgrade DBTestResult7092863812136784595.tmp

By | Application integration & Middleware, Database Administration & Monitoring | No Comments

This blog will go straight to the topic. When upgrading/installing your content server to 7+, you may experience an internal error with a popup telling you to look into a file called something like: DBTestResult7092863812136784595.tmp In fact, the installation process failed to test the database connection. Even if it managed to find your schema previously. In the file you’ll find something like: Last SQL statement executed by DB was: #0 0x00000033b440f33e in waitpid () from…

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Stephane Biehler

Java9 new features

By | Application integration & Middleware | No Comments

Java9 is on its way now, in this blog I’ll talk about the new features I found interesting, the performances and so on. Configure Eclipse for Java9 Prior to Eclipse Oxygen 4.7.1a, you’ll have to configure eclipse a little bit to make it run your Java9 projects. Add in eclipse.ini after –launcher.appendVmargs -vm C:\Program Files\Java\jdk-9.0.4\bin\javaw.exe   Still in eclipse.ini add: –add-modules=ALL-SYSTEM   You should have something like this: –launcher.appendVmargs -vm C:\Program Files\Java\jdk-9.0.4\bin\javaw.exe -vmargs -Dosgi.requiredJavaVersion=1.6 -Xms40m…

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