Performance impact of java.lang.System.getProperty()

‘java.lang.System.getProperty()’ is a common API used by Java developers to read the System properties that are configured during application startup…

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Keeping track of requests and Responses on Spring WebFlux

In any rest-api based application it’s a matter of time when there is going to be the need to intercept…

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Apache Arrow on the JVM: Streaming Writes

Previously we went to create some schemas on Arrow.  On this blog we will have a look on writing through…

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Apache Arrow on the JVM: Get Started and Schemas

Arrow is memory format for flat and hierarchical data. It is a popular format used by various big data tools,…

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RESTful services with HATEOAS: REST APIs and Hypermedia on JVM

1. Introduction So far we have spent a fair amount of time talking about the role of the hypermedia and…

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JVM Garbage Collection and Optimizations

Overview When troubleshooting systems for performance-related issues, memory optimizations are a place that needs a deep analysis of what each…

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Apache Derby Database JVM Security Policy

Abstract I have already posted a number of blogs about Derby: Derby Database Backup Multiple Derby Network Servers on the…

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How to process images and videos within Java JVM

Processing of images – let alone videos – within the Java JVM has always been a challenging task. ImageIO classes have come…

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JAR File Handles: Clean Up After Your Mess!

In Ultra ESB we use a special hot-swap classloader that allows us to reload Java classes on demand. This allows…

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