Build and consume REST and SOAP web services in Java with Spring Boot, JAX-RS, and JAX-WS.
SOAP vs REST Web services let different systems communicate over HTTP. The two dominant approaches are SOAP (Simple Object Access Protocol) and REST (Representational State ...
Building a REST API with Spring Boot Spring Boot makes building REST APIs remarkably fast. With a few annotations you can have a fully functional API with JSON serialization, ...
RESTful Design Principles A well-designed REST API is predictable, consistent, and easy to use. These principles separate amateur APIs from professional ones. Resources, Not ...
Versioning and Pagination As your API evolves, you need versioning to avoid breaking existing clients. And as your data grows, you need pagination to avoid overwhelming clients ...
Consuming REST APIs Most applications both provide and consume REST APIs. Spring Boot offers several tools for making HTTP calls to external services. RestTemplate (Legacy) ...
OpenAPI and Swagger OpenAPI (formerly Swagger) is a specification for describing REST APIs. It provides a machine-readable contract that tools can use for documentation, client ...
Building a SOAP Service with JAX-WS JAX-WS (Java API for XML Web Services) is the standard for building SOAP web services in Java. While REST dominates new development, SOAP ...
WSDL Explained WSDL (Web Services Description Language) is the XML contract that describes a SOAP service. It tells clients exactly what operations are available, what parameters ...
Securing Web Services Web services without security are open doors. REST APIs typically use JWT or OAuth2. SOAP services use WS-Security. This post covers practical security ...
Testing Web Services Thorough testing is critical for web services. You need unit tests, integration tests, and contract tests. This post covers practical testing strategies for ...