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package org.glassfish.jersey.examples.bookmark.resource;
import java.util.Date;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.PUT;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.UriInfo;
import javax.persistence.EntityManager;
import org.glassfish.jersey.examples.bookmark.entity.BookmarkEntity;
import org.glassfish.jersey.examples.bookmark.entity.BookmarkEntityPK;
import org.glassfish.jersey.examples.bookmark.entity.UserEntity;
import org.glassfish.jersey.examples.bookmark.exception.ExtendedNotFoundException;
import org.glassfish.jersey.examples.bookmark.util.tx.TransactionManager;
import org.glassfish.jersey.examples.bookmark.util.tx.Transactional;
import org.codehaus.jettison.json.JSONException;
import org.codehaus.jettison.json.JSONObject;
/**
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
* @author Paul Sandoz (paul.sandoz at oracle.com)
* @author Michal Gajdos (michal.gajdos at oracle.com)
*/
public class BookmarkResource {
UriInfo uriInfo; // actual uri info provided by parent resource
EntityManager em; // entity manager provided by parent resource
BookmarkEntity bookmarkEntity;
/**
* Creates a new instance of UserResource
*/
public BookmarkResource(UriInfo uriInfo, EntityManager em, UserEntity userEntity, String bmid) {
this.uriInfo = uriInfo;
this.em = em;
bookmarkEntity = em.find(BookmarkEntity.class, new BookmarkEntityPK(bmid, userEntity.getUserid()));
if (null == bookmarkEntity) {
throw new ExtendedNotFoundException("bookmark with userid=" +
userEntity.getUserid() + " and bmid=" +
bmid + " not found\n");
}
bookmarkEntity.setUserEntity(userEntity);
}
@GET
@Produces(MediaType.APPLICATION_JSON)
public JSONObject getBookmark() {
return asJson();
}
@PUT
@Consumes(MediaType.APPLICATION_JSON)
public void putBookmark(JSONObject jsonEntity) throws JSONException {
bookmarkEntity.setLdesc(jsonEntity.getString("ldesc"));
bookmarkEntity.setSdesc(jsonEntity.getString("sdesc"));
bookmarkEntity.setUpdated(new Date());
TransactionManager.manage(new Transactional(em) {
public void transact() {
em.merge(bookmarkEntity);
}
});
}
@DELETE
public void deleteBookmark() {
TransactionManager.manage(new Transactional(em) {
public void transact() {
UserEntity userEntity = bookmarkEntity.getUserEntity();
userEntity.getBookmarkEntityCollection().remove(bookmarkEntity);
em.merge(userEntity);
em.remove(bookmarkEntity);
}
});
}
public JSONObject asJson() {
try {
return new JSONObject().
put("userid", bookmarkEntity.getBookmarkEntityPK().getUserid()).
put("sdesc", bookmarkEntity.getSdesc()).
put("ldesc", bookmarkEntity.getLdesc()).
put("uri", bookmarkEntity.getUri());
} catch (JSONException je) {
return null;
}
}
public String toString() {
return bookmarkEntity.getBookmarkEntityPK().getUserid();
}
}