开发RESTful WebService 示例

package serviceImpl; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import javax.ws.rs.core.Response; import entity.User; import service.IMyService; public class MyServiceImpl implements IMyService { private HashMap<String, User> users = new HashMap<String,User>(); public MyServiceImpl(){ init(); } public Response addUser(User user) { users.put(user.getId(), user); System.out.println("添加用户成功"); System.out.println(users.size()); System.out.println(users.get("2").getName()); return Response.ok().build(); } public Response delUser(String id) { users.remove(id); System.out.println(users.size()); return Response.ok().build(); } public Response updateUser(User user) { users.put(user.getId(), user); System.out.println(users.get("1").getName()); return Response.ok().build(); } public User getUserById(String id) { return users.get(id); } private void init(){ User user = new User(); user.setId("1"); user.setName("温欢"); users.put(user.getId(), user); } public List<User> findAllUsers() { List<User> userlist = new ArrayList<User>(); userlist.add(users.get("1")); return userlist; } public String gert(String id) { return id; } }