public class Student {
private int id;
private String name;
private int age;
// Getter and setter methods
// Constructor
}
import javax.ws.rs.*;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
@Path("/students")
public class StudentResource {
@GET
@Produces(MediaType.APPLICATION_JSON)
public Response getAllStudents() {
// Logic to retrieve all students
// Return the list of students as JSON
}
@GET
@Path("/{id}")
@Produces(MediaType.APPLICATION_JSON)
public Response getStudentById(@PathParam("id") int id) {
// Logic to retrieve a student by id
// Return the student as JSON
}
@POST
@Consumes(MediaType.APPLICATION_JSON)
public Response createStudent(Student student) {
// Logic to create a new student
// Return the created student as JSON
}
@PUT
@Path("/{id}")
@Consumes(MediaType.APPLICATION_JSON)
public Response updateStudent(@PathParam("id") int id, Student student) {
// Logic to update a student
// Return the updated student as JSON
}
@DELETE
@Path("/{id}")
public Response deleteStudent(@PathParam("id") int id) {
// Logic to delete a student
// Return the response status
}
}
import javax.ws.rs.ApplicationPath;
import javax.ws.rs.core.Application;
@ApplicationPath("/api")
public class StudentApplication extends Application {
// No additional logic is required
}
<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0">
<display-name>Student Management API</display-name>
<!-- Configure the JAX-RS servlet -->
<servlet>
<servlet-name>Jersey RESTful Application</servlet-name>
<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
<init-param>
<param-name>javax.ws.rs.Application</param-name>
<param-value>com.example.StudentApplication</param-value> <!-- Specify the fully qualified name of your StudentApplication class -->
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<!-- Map the JAX-RS servlet to all requests starting with /api -->
<servlet-mapping>
<servlet-name>Jersey RESTful Application</servlet-name>
<url-pattern>/api/*</url-pattern>
</servlet-mapping>
</web-app>
