While injecting variable values from the URI path and the query parameter into the resource class or mapping the request-response entity body with the Java types, the JAX-RS runtime follows certain rules for the Java types present in the resource class. We will discuss this topic in this section.
At runtime, the framework automatically detects and copies the parameter values present in the inbound request into the appropriate Java types on the basis of the following rules:
JAX-RS allows you to use
@PathParam on the following Java types: