Showing posts with label java. Show all posts
Showing posts with label java. Show all posts
Sunday, February 6, 2022

Merge AVRO schema and generate random data or Java classes

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Previously I wrote about generating random data which conforms to an AVRO schema ( here ). In a recent use-case, I encountered the situation...
Monday, March 1, 2021

Java Security: Open Source tools for use in CI/CD pipelines

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It is often expected of a DevOps team to also take security into consideration when delivering software. Often however, this does not get th...
Wednesday, February 17, 2021

Java Agent: Rewrite Java code at runtime using Javassist

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There are situations where you want to change Java code not at the source code level but at runtime. For example when you want to instrument...
Saturday, October 26, 2019

Oracle Database: Write arbitrary log messages to the syslog from PL/SQL

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Syslog is a standard for message logging, often employed in *NIX environments. It allows separation of the software that generates messages,...
1 comment:
Friday, August 9, 2019

Apache Camel and Spring Boot: Calling multiple services in parallel and merging results

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Sometimes you have multiple services you want to call at the same time and merge their results when they're all in (or after a timeout)....
1 comment:
Thursday, August 30, 2018

Oracle SOA: Sending delayed JMS messages

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Sometimes you might want to put something on a JMS queue and make it available after a certain period has passed to consumers. How can you a...
Monday, August 6, 2018

Running Spring Tool Suite and other GUI applications from Docker containers

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Running an application within a Docker container helps in isolating the application from the host OS. Running GUI applications like for exam...
Tuesday, May 5, 2015

Unleash the power of Java API's on your WLST scripts!

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Oracle SOA Suite and many other Oracle products have extensive Java API's to expose their functionality. WLST can often be used for rela...
Friday, February 7, 2014

JAXB and XML generation; missing elements

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The Java API for XML Binding, JAXB ( https://jaxb.java.net/ ) is a framework often used in Java to make working with XML easier. Most modern...
Wednesday, June 12, 2013

Oracle BPEL and Java. A comparison of different interaction options

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When building BPEL processes in Oracle SOA Suite 11g, it sometimes happens some of the required functionality can't easily be created by...
Monday, September 3, 2012

JVM does not start on Windows Server 2008

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A customer is using Windows Server 2008 64 bit and the Oracle JDK version 1.6.33 64 bit. Recently,  the following error occurred when a (an...
Friday, March 30, 2012

Base64Encode and Base64Decode in BPEL

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Introduction When working with files or messages which are not linked to an XML schema (for example opaque files when using the Fil...
7 comments:
Tuesday, March 27, 2012

File processing using a Spring component

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Introduction The Oracle SOA Suite 11g FileAdapter provides (among other things) functionality to read a variety of text file formats such ...
2 comments: