In this article, we will discuss Spring 4.3. introduced HTTP method-specific shortcut variants of @RequestMapping. Spring RequestMapping new Shortcut Annotations are @GetMapping, @PostMapping, @PutMapping, @DeleteMapping, and @PatchMapping. New Annotations Typically, if we want to implement the…
Introduction In Spring, there are many ways in which we can set the Status of the HTTPResponse. In this tutorial, we will achieve this using Spring ResponseStatus annotation. We can…
@RequestBody and @ResponseBody annotations are used to convert Body of HTTP request and response to Java class object. Both these annotations will use registered HTTP message converters in the process of converting/mapping…
Java LinkedHashMap is a hash table and doubly linked List based implementation of Java’s Map interface. It extends the HashMap class which is another very commonly used implementation of the Map interface The HashMap class doesn’t guarantee any…
A Stack is a Last In First Out (LIFO) data structure. It supports two basic operations called push and pop. The push operation adds an element at the top of the stack, and the pop operation…
Java 8 and streams: A match made in heaven, but it can be a little overwhelming. In this post, we take an in-depth look at this combination with some examples.…
Spring MVC Framework and REST Spring’s annotation-based MVC framework simplifies the process of creating RESTful web services. The key difference between a traditional Spring MVC controller and the RESTful web service…
A priority queue in Java is a special type of queue wherein all the elements are ordered as per their natural ordering or based on a custom Comparator supplied at the time of creation. The front of the…
A Queue is a First In First Out (FIFO) data structure. It models a queue in real-life. Yes, the one that you might have seen in front of a movie…
Lambda expressions were introduced in Java 8 and they became the talk of the town as soon as they arrived. Java has evolved a lot with time. It has incorporated…