Created
March 31, 2014 04:42
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RESTful WebService using RestEasy
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| package com.mjtoolbox.ws; | |
| import java.util.ArrayList; | |
| import java.util.List; | |
| import javax.ws.rs.GET; | |
| import javax.ws.rs.HeaderParam; | |
| import javax.ws.rs.PUT; | |
| import javax.ws.rs.Path; | |
| import javax.ws.rs.PathParam; | |
| import javax.ws.rs.Produces; | |
| import javax.ws.rs.QueryParam; | |
| import javax.ws.rs.core.Context; | |
| import javax.ws.rs.core.Response; | |
| import javax.ws.rs.core.UriInfo; | |
| @Path("/json") | |
| public class StudentResource { | |
| List<Student> students = new ArrayList<Student>(); | |
| //Custom utility class extends from ParamConverter | |
| StringListConverter converter = new StringListConverter(); | |
| public StudentResource() { | |
| // Populate test data. Later each WS method will retrieve data from DB. | |
| students.add(new Student(12344, "Mike", 17)); | |
| students.add(new Student(12345, "Jane", 19)); | |
| students.add(new Student(12346, "Bob", 19)); | |
| students.add(new Student(12347, "Susan", 22)); | |
| students.add(new Student(12348, "Daniel", 25)); | |
| students.add(new Student(12349, "John", 26)); | |
| students.add(new Student(12350, "Debbie", 28)); | |
| } | |
| @GET | |
| @Path("students") | |
| @Produces("application/json") | |
| public Response getStudentList() { | |
| StudentWrapper wrapper = new StudentWrapper(); | |
| wrapper.setList(students); | |
| return Response.status(200).entity(wrapper).build(); | |
| } | |
| @GET | |
| @Path("overAge/{age}") | |
| @Produces("application/json") | |
| public Response getStudentOverAgeList(@PathParam("age") String anAge) { | |
| StudentWrapper wrapper = new StudentWrapper(); | |
| List<Student> newList = new ArrayList<Student>(); | |
| for (Student student : students) { | |
| if (student.getAge() > Integer.parseInt(anAge)) { | |
| newList.add(student); | |
| } | |
| } | |
| wrapper.setList(newList); | |
| return Response.status(200).entity(wrapper).build(); | |
| } | |
| /** | |
| * Pass concatenated names as a single string | |
| * | |
| * @param namesString | |
| * @return | |
| */ | |
| @GET | |
| @Path("studentsByName") | |
| @Produces("application/json") | |
| public Response getStudentsByNames(@QueryParam("names") String namesString) { | |
| StudentWrapper wrapper = new StudentWrapper(); | |
| List<String> nameList = converter.fromString(namesString); | |
| List<Student> newList = new ArrayList<Student>(); | |
| for (Student student : students) { | |
| if (nameList.contains(student.getName())) { | |
| newList.add(student); | |
| } | |
| } | |
| wrapper.setList(newList); | |
| return Response.status(200).entity(wrapper).build(); | |
| } | |
| /** | |
| * Pass concatenated names as a single string | |
| * | |
| * @param namesString | |
| * @return | |
| */ | |
| @PUT | |
| @Path("studentsByNameJson") | |
| @Produces("application/json") | |
| public Response getStudentsByNamesJson(String namesJson) { | |
| StudentWrapper wrapper = new StudentWrapper(); | |
| List<String> nameList = converter.fromJson(namesJson); | |
| List<Student> newList = new ArrayList<Student>(); | |
| for (Student student : students) { | |
| if (nameList.contains(student.getName())) { | |
| newList.add(student); | |
| } | |
| } | |
| wrapper.setList(newList); | |
| return Response.status(200).entity(wrapper).build(); | |
| } | |
| } |
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