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Tag: Java

Triggering Jenkins builds when deploying artifacts to Artifactory

March 27, 2018 Koen Leave a comment

While you could use the URLTrigger Plugin in Jenkins to poll for artifact updates in Artifactory, another way of triggering…

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Posted in: Java, Scripting Filed under: Artifactory, Groovy, Java, Jenkins, Scripting

Replicate docker images from Artifactory to Google Container Registry

Koen Leave a comment

It may be a bit of an unusual thing to integrate 2 different docker image repositories from different vendors. Usually…

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Posted in: Java, Scripting, UNIX/Linux, Virtualization Filed under: Artifactory, Container, Docker, GCR, Google Container Repository, Groovy, Java, Jenkins

MongoDB ClassCastException with new GridFS API

January 20, 2016 Koen Leave a comment

Starting with the MongoDB Java API 3.1 a new GridFS API has been added. It is available under the com.mongodb.client.gridfs…

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Posted in: Database, Java, MongoDB Filed under: Database, Errors, Java, MongoDB

Executing private methods in Java

April 21, 2012 Koen Leave a comment

Normally, private methods in a class are not visible to other classes and cannot be executed. However, through reflection, which…

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Posted in: Java Filed under: Java

Comparison of equals, equalsIgnoreCase and compareTo String methods

February 15, 2012 Koen 2 Comments

Quite a few developers seem to use the compareTo() method to compare Strings, which is a bit odd because the…

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Posted in: Java Filed under: Java

Resolving NoClassDefFoundError Errors in WebSphere ear Files

January 9, 2012 Koen Leave a comment

In some odd cases, the ear file that you have deployed to WebSphere may at some point throw a java.lang.NoClassDefFoundError…

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Posted in: Java, WebSphere Filed under: Errors, Java, WebSphere

Use Global properties Files in WebSphere

Koen Leave a comment

There are certain cases where you need to use a properties file (ResourceBundle) that can be used in one or…

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Posted in: Java, WebSphere Filed under: Java, WebSphere

Use Local .rpt Files in Crystal Reports Java API

December 21, 2011 Koen Leave a comment

Assume your Java application is using Crystal Reports from the Repository Server and for whatever reason, for instance testing or…

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Posted in: Crystal Reports, Java Filed under: Crystal Reports, Errors, Java

Bulk Update of DB Password in Crystal Reports

October 4, 2011 Koen 1 Comment

If you need to update the database password for large amount of Crystal Reports, the Crystal Management Console may be…

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Posted in: Crystal Reports, Java Filed under: Crystal Reports, Database, Java

Using Servlet filters in Java web applications

June 17, 2011 Koen Leave a comment

As of the Java Servlet specification version 2.3, a component type, called a filter, can be used in your Java…

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Posted in: HTML, Java Filed under: HTML, Java, Servlet

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