Home » Tag Archives: RESTful Web Services (page 4)

Tag Archives: RESTful Web Services

Delta Architectures: Unifying the Lambda Architecture and leveraging Storm from Hadoop/REST

Recently, I’ve been asked by a bunch of people to go into more detail on the Druid/Storm integration that I wrote for our book: Storm Blueprints for Distributed Real-time Computation.  Druid is great. Storm is great. And the two together appear to solve the real-time dimensional query/aggregations problem. In fact, it looks like people are taking it mainstream, calling it ...

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Integration testing on REST urls with Spring Boot

spring-interview-questions-answers

We are building a Spring Boot application with a REST interface and at some point we wanted to test our REST interface, and if possible, integrate this testing with our regular unit tests. One way of doing this, would be to @Autowire our REST controllers and call our endpoints using that. However, this won’t give full converage, since it will ...

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REST API Evolution

java-interview-questions-answers

In one way or another, every developer has come in touch with an API. Either integrating a major system for a big corporation, producing some fancy charts with the latest graph library, or simply by interacting with his favorite programming language. The truth is that APIs are everywhere! They actually represent a fundamental building block of the nowadays Internet, playing ...

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Quick peek at JAX-RS request to method matching

java-interview-questions-answers

In this post, let’s look at the HTTP request to resource method matching in JAX-RS. It is one of the most fundamental features of JAX-RS. Generally, the developers using the JAX-RS API are not exposed to (or do not really need to know) the nitty gritty of the matching process, rest assured that the JAX-RS runtime churns out its algorithms ...

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Journey to idempotency and temporal decoupling

java-interview-questions-answers

Idempotency in HTTP means that the same request can be performed multiple times with the same effect as if it was executed just once. If you replace current state of some resource with new one, no matter how many times you do so, in the end state will be the same as if you did it just once. To give ...

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Per client cookie handling with Jersey

A lot of REST services will use cookies as part of the authentication / authorisation scheme. This is a problem because by default the old Jersey client will use the singleton CookieHandler.getDefault which is most cases will be null and if not null will not likely work in a multithreaded server environment. (This is because in the background the default ...

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JAX-RS 2.0 : Server side Processing Pipeline

java-interview-questions-answers

The inspiration for this post was the Processing Pipeline section in the JAX-RS 2.0 specification doc (Appendix C). I like it because of the fact that it provides a nice snapshot of all the modules in JAX-RS – in the form of a ready to gulp capsule !                 So I thought of ...

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