HalFormsWebMvcTest.java

@GetMapping("/employees/{id}")
public Resource<Employee> findOne(@PathVariable String id) {

	// Start the affordance with the "self" link, i.e. this method.
	Link findOneLink =
		linkTo(methodOn(EmployeeController.class).findOne(id)).withSelfRel();

	// Define final link as means to find entire collection.
	Link employeesLink = linkTo(methodOn(EmployeeController.class).all()).withRel("employees");

	// Return the affordance + a link back to the entire collection resource.
	return new Resource<Employee>(
		EMPLOYEES.get(Integer.parseInt(id)),
		findOneLink
			.withAffordances(byLink(
				linkTo(methodOn(EmployeeController.class).updateEmployee(null, id)).withRel("put")))
			.withAffordances(byLink(
				linkTo(methodOn(EmployeeController.class).partiallyUpdateEmployee(null, id)).withRel("patch"))),
		employeesLink);
}