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Understanding Serverless Architecture advantages and limitations

Just before all the hype about Microservices Architecture is gone, there is another term which is looming within the technology forums. Even though this is not entirely new concept, it became a talking topic recently. This hot topic is Serverless Architecture and Serverless computing. As I have already mentioned, this was around us for some time with the advent of Backend As A Service or BaaS or MBaaS. But it was at a different scale before AWS Lambda, Azure Functions and Google Cloud Functions came into the picture with their own serverless solutions. In layman’s terms, Serverless Architecture or Serveress Computing means that your backend logic will run on some third party vendor’s server infrastructure which you don’t need to worry about. It does not mean that there is no server to run your backend logic, rather you do not need to maintain it. That is the business of these third party vendors like AWS, Azure and Google. Serverless computing has 2 variants. Backend as a...

Writing Java microservices with WSO2 Microservices Framework For Java (MSF4J)

Microservices are going all over the enterprise. It changed the way people write software within enterprise eco system. The advantages of containerized deployments and CI/CD processes and cloud-native application architectures provided the base platform for wider microservices adoption. When it comes to enterprise software, Java has been the first choice for decades and still it is the case. Writing a microservice in Java is pretty simple and straightforward. You can just write a JAX-RS application and run that within a web container like tomcat or use an embedded server like jetty. Even though you can write a simple micro service like that, when deploying this microservice within a production system, it needs lot more capabilities. Some of them are Monitoring Performance Error handling Extensibility Microservices frameworks comes into picture with these types of requirements. WSO2 Microservices Framework for Java (MSF4J) is a framework designed from scratch to fullfill t...