We will now add a test method in the CourseManagementClient class, in the CourseManagementRESTClient project:
//Test addCourse method (JSON version) of CourseService public static void testAddCourseJSON() { //Create JAX-RS client Client client = ClientBuilder.newClient(); //Get WebTarget for a URL WebTarget webTarget = client.target("http://localhost:8600/CourseManagementREST/services/course/add"); //Create JSON representation of Course, //with course_name and credits fields. Instead of creating //JSON manually, you could also use JAXB to create JSON from //Java object. String courseJSON = "{"course_name":"Course-4", "credits":5}"; //Execute HTTP post method Response response = webTarget.request(). ...