TicketsResource.java

package com.freemindcafe.apache.cxf.jaxrs.sample8;

import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Collectors;

import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
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.Response;
import javax.ws.rs.core.Response.ResponseBuilder;

import org.apache.commons.io.IOUtils;


public class TicketsResource {
    
    private Map<Long, Ticket> tickets = new ConcurrentHashMap<Long, Ticket>();
    
    public TicketsResource() throws Exception{
        Ticket ticket1 = new Ticket();
        Ticket ticket2 = new Ticket();
            
        ticket1.setId(1L);
        ticket1.setAssignee("nikhil");
        ticket1.setDescription("desc");
        ticket1.setFileName("ticket1.xml");

        ticket2.setId(2L);
        ticket2.setAssignee("subhash");
        ticket2.setDescription("desc");
        ticket2.setFileName("ticket2.xml");
        
        tickets.put(1L, ticket1);
        tickets.put(2L, ticket2);

    }
    
    
    
    @GET
    @Path("/")
    @Produces(MediaType.APPLICATION_JSON)
    public List<Ticket> getTickets(){
        System.out.println(tickets);
        return tickets.values().stream().collect(Collectors.toList());
    }
    
    @GET
    @Path("/assignees")
    @Produces(MediaType.APPLICATION_JSON)
    public List<String> getAssignees(){
        return tickets.values().stream().map(t->t.getAssignee()).collect(Collectors.toList());
    }   
    
    @GET
    @Path("/{ticketId}")
    public Ticket getTicket(@PathParam("ticketId") Long ticketId){
        return tickets.get(ticketId);
    }
    
    @PUT
    @Path("/{ticketId}")
    @Consumes(MediaType.APPLICATION_JSON)
    @Produces(MediaType.APPLICATION_JSON)   
    public Ticket putTicket(@PathParam("ticketId") Long ticketId, Ticket ticket){
        tickets.get(ticketId).setAssignee(ticket.getAssignee());
        tickets.get(ticketId).setDescription(ticket.getDescription());
        return tickets.get(ticketId);
    } 
    
    @POST
    @Path("/")
    @Consumes(MediaType.APPLICATION_JSON)
    @Produces(MediaType.APPLICATION_JSON)   
    public Ticket postTicket(Ticket ticket){
        ticket.setId(tickets.size()+1L);
        tickets.put(ticket.getId(), ticket);
        return ticket;
    }
    
    @DELETE
    @Path("/{ticketId}")
    public Ticket deleteTicket(@PathParam("ticketId") Long ticketId){
        Ticket ticket = tickets.get(ticketId);
        tickets.remove(ticketId);
        return ticket;
    }
    
    @GET
    @Path("/{ticketId}/download")
    public Response downloadContent(@PathParam("ticketId")final Long ticketId) throws IOException{
        Ticket ticket = tickets.get(ticketId);
        ResponseBuilder responseBuilder = Response.ok(this.getClass().getResourceAsStream(ticket.getFileName()));
        responseBuilder.type(MediaType.APPLICATION_XML);
        responseBuilder.header("Content-Disposition", "attachment; filename=\""+ticket.getFileName()+"\"");
        return responseBuilder.build();
    }   
    
//  @PUT
//  @Path("/{ticketId}/abc")
//  @Consumes(MediaType.APPLICATION_JSON)
//  @Produces(MediaType.APPLICATION_JSON)   
//  public Ticket oneMorePutTicket(@PathParam("ticketId") Long ticketId, String assignee){
//      tickets.get(ticketId).setAssignee(assignee);
//      return tickets.get(ticketId);
//  } 
//  
//  @POST
//  @Path("/xyz")
//  @Consumes(MediaType.APPLICATION_JSON)
//  @Produces(MediaType.APPLICATION_JSON)   
//  public Ticket oneMorePostTicket(Ticket ticket){
//      ticket.setId(tickets.size()+1L);
//      tickets.put(ticket.getId(), ticket);
//      return ticket;
//  }
    
    
    
}