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package com.sun.jersey.samples.linking.resources;
import com.sun.jersey.api.NotFoundException;
import com.sun.jersey.samples.linking.model.ItemModel;
import com.sun.jersey.samples.linking.model.ItemsModel;
import com.sun.jersey.samples.linking.representation.ItemRepresentation;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
/**
* Resource that provides access to one item from a set of items managed
* by ItemsModel
* @author mh124079
*/
@Path("{id}")
@Produces(MediaType.APPLICATION_XML)
public class ItemResource {
private ItemsModel itemsModel;
private ItemModel itemModel;
private String id;
public ItemResource(@PathParam("id") String id) {
this.id = id;
itemsModel = ItemsModel.getInstance();
try {
itemModel = itemsModel.getItem(id);
} catch (IndexOutOfBoundsException ex) {
throw new NotFoundException();
}
}
@GET
public ItemRepresentation get() {
return new ItemRepresentation(itemModel.getName());
}
/**
* Determines whether there is a next item.
* @return
*/
public boolean isNext() {
return itemsModel.hasNext(id);
}
/**
* Determines whether there is a previous item
* @return
*/
public boolean isPrev() {
return itemsModel.hasPrev(id);
}
public String getNextId() {
return itemsModel.getNextId(id);
}
public String getPrevId() {
return itemsModel.getPrevId(id);
}
public String getId() {
return id;
}
}