Monitoring and managing Micronaut application

Managing and monitoring a microservices architecture is no brainer with the Micronaut framework. In my previous post, we implemented an API gateway to our reactive Maps service which used Micronaut's Consul integration for discovery and provided automatic client-side load balancing. In this post, let us look at implementing some of the monitoring capabilities to our … Continue reading Monitoring and managing Micronaut application

Micronaut API gateway in action

In this post, I am going to show how we can implement a simple gateway service for the Maps microservice developed in the earlier post. Gateway microservice is another Micronaut service that consumes our Maps service and provides public API access for users, requests are routed using gateway which can be managed, monitored, secured and … Continue reading Micronaut API gateway in action

Reactive microservices development with Micronaut

There is some fresh air in the microservice development stack for developers. Java developers usually look at Spring Boot which provides a platform for building production grade services that helps implement microservice architecture and targets Spring developers. There are couple new frameworks to look for that could shape up this landscape in the coming years. … Continue reading Reactive microservices development with Micronaut

Expanding LVTI support for Lambda Parameters in Java 11

Java 10 allows implicit typing for local variables. You can get a quick refresher here. Fast forward 6 months, Java 11 will be supporting local variable syntax support for Lambda Parameters in an implicitly typed lambda expression. Here is an example from the spec:   With this support, annotations can be added to local variables … Continue reading Expanding LVTI support for Lambda Parameters in Java 11

Local Variable Type Inference in Java 10

One handy feature that made the cut in JDK 10 release train is Local-Variable Type Inference (JEP-286). This language feature is part of project Amber, a successor to Project Coin 🙂 With more frequent releases planned for the Java platform, we could expect to see 2 feature releases this year, so March release will be … Continue reading Local Variable Type Inference in Java 10

Must have Time and Size Log4J appender for your application

TimeAndSizeRollingAppender, a very handy Log4J appender that supports rolling log files by time and size. I haven't found one that meet my requirements in the built-in/extra appenders provided by log4j project. DailyRollingFileAppender is the closest appender I could live with, but there is no way to control size of the file when rolling, which is … Continue reading Must have Time and Size Log4J appender for your application

Private interface methods in Java 9

Starting in JDK 9 build 54, compiler support for private interface methods have been resurrected. This was one feature that was planned for Java 8 and did not make the final cut. It is now part of JEP 213. The primary motivation for this proposal is to enable code sharing between non abstract methods in … Continue reading Private interface methods in Java 9