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package org.glassfish.jersey.examples.linking.resources;
import javax.ws.rs.DefaultValue;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import org.glassfish.jersey.examples.linking.model.ItemsModel;
import org.glassfish.jersey.examples.linking.representation.ItemsRepresentation;
/**
* Resource that provides access to the entire list of items
*
* @author Mark Hadley
* @author Gerard Davison (gerard.davison at oracle.com)
*/
@Path("items")
@Produces({MediaType.APPLICATION_XML, MediaType.APPLICATION_JSON})
public class ItemsResource {
private ItemsModel itemsModel;
public ItemsResource() {
itemsModel = ItemsModel.getInstance();
}
@GET
public ItemsRepresentation query(
@Context javax.ws.rs.core.UriInfo info,
@QueryParam("offset") @DefaultValue("-1") int offset, @DefaultValue("-1") @QueryParam("limit") int limit) {
if (offset == -1 || limit == -1) {
offset = offset == -1 ? 0 : offset;
limit = limit == -1 ? 10 : limit;
throw new WebApplicationException(
Response.seeOther(info.getRequestUriBuilder().queryParam("offset", offset)
.queryParam("limit", limit).build())
.build()
);
}
return new ItemsRepresentation(itemsModel, offset, limit);
}
@Path("{id}")
public ItemResource get(@PathParam("id") String id) {
return new ItemResource(itemsModel, id);
}
}