A typical modern web application generally has four well known layers i.e. Presentation Layer, Service Layer and Data Layer, and an Integration Layer. The Integration layer generally works with the web services concept and connects two different applications to exchange data between them. One application refers to producer/provider, whereas other refers to consumers. Here, we will discuss about REST consumer/client API using WebClient in Spring Boot. The traditional way of implementing REST client API is by using RestTemplate. However, we have already gone through the RestTemplate in another article where we had developed different operations to consume REST API. Now, we must have a question in mind ‘How to write REST Consumer API using WebClient in Spring Boot?’. Needless to say, WebClient
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