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package com.sun.jersey.samples.storageservice.resources;
import com.sun.jersey.samples.storageservice.Container;
import com.sun.jersey.samples.storageservice.Item;
import com.sun.jersey.samples.storageservice.MemoryStore;
import java.net.URI;
import java.util.Iterator;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.PUT;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Request;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
/**
*
* @author Paul.Sandoz@Sun.Com
*/
@Produces("application/xml")
public class ContainerResource {
@Context UriInfo uriInfo;
@Context Request request;
String container;
ContainerResource(UriInfo uriInfo, Request request, String container) {
this.uriInfo = uriInfo;
this.request = request;
this.container = container;
}
@GET
public Container getContainer(@QueryParam("search") String search) {
System.out.println("GET CONTAINER " + container + ", search = " + search);
Container c = MemoryStore.MS.getContainer(container);
if (c == null)
throw createNotFoundException("Container not found");
if (search != null) {
c = c.clone();
Iterator<Item> i = c.getItem().iterator();
byte[] searchBytes = search.getBytes();
while (i.hasNext()) {
if (!match(searchBytes, container, i.next().getName()))
i.remove();
}
}
return c;
}
@PUT
public Response putContainer() {
System.out.println("PUT CONTAINER " + container);
URI uri = uriInfo.getAbsolutePath();
Container c = new Container(container, uri.toString());
Response r;
if (!MemoryStore.MS.hasContainer(c)) {
r = Response.created(uri).build();
} else {
r = Response.noContent().build();
}
MemoryStore.MS.createContainer(c);
return r;
}
@DELETE
public void deleteContainer() {
System.out.println("DELETE CONTAINER " + container);
Container c = MemoryStore.MS.deleteContainer(container);
if (c == null)
throw createNotFoundException("Container not found");
}
@Path("{item: .+}")
public ItemResource getItemResource(@PathParam("item") String item) {
return new ItemResource(uriInfo, request, container, item);
}
private boolean match(byte[] search, String container, String item) {
byte[] b = MemoryStore.MS.getItemData(container, item);
OUTER: for (int i = 0; i < b.length - search.length + 1; i++) {
for (int j = 0; j < search.length; j++) {
if (b[i + j] != search[j])
continue OUTER;
}
return true;
}
return false;
}
private WebApplicationException createNotFoundException(String message) {
return new WebApplicationException(Response.status(Response.Status.NOT_FOUND).
entity(message).type("text/plain").build());
}
}