Enterprise Java
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Unit testing DynamoDB applications using JUnit5
In a previous post I had described the new AWS SDK for Java 2 which provides non-blocking IO support for Java…
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Authorization for a Multi-Cloud System
This is a project design I am currently working on to consume SPIFFE(Secure Production Identity Framework For Everyone) bootstrapped trust…
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Expression-Based Access Control
1. Overview Today, we’ll be reviewing the differences between Expression-Based Access Control (EBAC), Role Based Access Control (RBAC), and Attribute…
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Validating external data with an Oracle
I hang out in the Corda Slack channel quite a lot and try to answer questions when I can. A…
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Native microservices with SparkJava and Graal
Microservices written with SparkJava are just plain Java code using a standard Java library. No annotation magic, just code. The…
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Spark Run local design pattern
Many spark applications have now become legacy applications and it is very hard to enhance, test & run locally. Spark…
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Bootiful GCP: Spring Cloud Stream with Google Cloud Pub/Sub
I’ve recently read Josh Long‘s Bootiful GCP series on Sprint Central’s engineering blog and especially liked the 4th part about…
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Consuming Twitter Streaming API with Spring Integration
1. Overview Spring Integration has been known to have a myriad of connectors for interacting with external systems. Twitter was…
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Log Aggregation using ELK Stack
1. Introduction With the use of microservices, it has become easy to create stable distributed applications and get rid of…
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