ActivityResource.java

package com.chanakaSample;

import java.util.List;

import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;

import com.chanakaSample.model.Activity;
import com.chanakaSample.model.User;
import com.chanakaSample.repository.ActivityRepository;
import com.chanakaSample.repository.ActivityRepositoryStub;

@Path("activities")
// http://localhost:8080/rest-services/webapi/activities
public class ActivityResource {

	private ActivityRepository activityRepository = new ActivityRepositoryStub();

	@POST
	@Path("activity")
	@Consumes(MediaType.APPLICATION_JSON)
	@Produces({MediaType.APPLICATION_JSON,MediaType.APPLICATION_XML})
	public Activity createActivity(Activity activity){
		
		System.out.println("New POST Method Activated");
		activityRepository.createActivity(activity);
		return activity;
	}
	
	@POST
	@Path("activity")
	@Consumes(MediaType.APPLICATION_FORM_URLENCODED)
	@Produces(MediaType.APPLICATION_JSON)
	public Activity createActivityParams(
			MultivaluedMap<String, String> formParams) {
		
		Activity activity = new Activity();
		activity.setDescription(formParams.getFirst("description"));
		activity.setDuration(Integer.parseInt(formParams.getFirst("duration")));
		activityRepository.createActivity(activity);
		return activity;
	}

	@GET
	@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
	public List<Activity> getAllActivities() {
		return activityRepository.findAllActivities();
	}

	@GET
	@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
	@Path("{activityId}")
	// http://localhost:8080/rest-services/webapi/activities/1234
	public Activity getActivity(@PathParam("activityId") String activityId) {
		return activityRepository.findActivity(activityId);
	}

	@GET
	@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
	@Path("{activityId}/user")
	// http://localhost:8080/rest-services/webapi/activities/1234/user
	public User getActivityUser(@PathParam("activityId") String activityId) {

		Activity activity = activityRepository.findActivity(activityId);
		User user = activity.getUser();
		return user;
		// return activityRepository.findActivity(activityId).getUser();
	}
}