GET user Jersey - http://stackoverflow.com/questions/30216798

30216798

id: 30216798
uri: http://stackoverflow.com/questions/30216798
tags: jersey rest get

App.java

/// register in you app the new Resource in order to serve it 
register(UserResource.class);

Test.txt

You can test it calling endpoint :
http://localhost:8080/user/details

UserResource.java

package com.rizze.skytest.uri;

import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;


@Path("/user")
public class UserResource{
	
	@GET
	@Path("details")
	@Produces( { MediaType.APPLICATION_JSON })
	public Response get_details(){
	
		BeanUser myUser = new BeanUser();
		boolean found = true; //perform process here to find user....
		
		if( found ==true){
			myUser.login="je";
			myUser.name="rizze";
			myUser.company="rizze";
			
			//found returns it as json
			return Response.status(Status.FOUND).entity(myUser.toJson()).build();
		}
		else{
			//not found
			//return 404 if not found (better than 204 that means empty)
			return Response.status(Status.NOT_FOUND).build();
		}
	}
	
	
	public class BeanUser{
		String login;
		String name;
		String company;
		
		
		public String toJson(){
			ObjectMapper mapper = new ObjectMapper();
			try {
				return mapper.writer().writeValueAsString(this);
			} catch (JsonProcessingException e) {
				return null;
			}			
		}
	}
}