code.grnet.gr Git - pithos-web-client/blob - src/gr/grnet/pithos/web/client/catalog/UpdateUserCatalogs.java

   1 package gr.grnet.pithos.web.client.catalog;
   2
   3 import com.google.gwt.core.client.Scheduler;
   4 import com.google.gwt.http.client.Request;
   5 import com.google.gwt.http.client.Response;
   6 import com.google.gwt.json.client.JSONObject;
   7 import gr.grnet.pithos.web.client.Helpers;
   8 import gr.grnet.pithos.web.client.Pithos;
   9
  10 import java.util.List;
  11
  12 /**
  13  * This is a wrapper around GetUserCatalogs that takes care of updating
  14  * the application-wide user catalogs.
  15  *
  16  * @author Christos KK Loverdos <loverdos@gmail.com>
  17  */
  18 public class UpdateUserCatalogs implements Scheduler.ScheduledCommand {
  19     private final GetUserCatalogs getUserCatalogs;
  20     private final Pithos app;
  21
  22     public UpdateUserCatalogs(Pithos app) {
  23         this(app, null, null);
  24     }
  25
  26     public UpdateUserCatalogs(Pithos app, String userID) {
  27         this(app, Helpers.toList(userID), null);
  28     }
  29
  30     public UpdateUserCatalogs(Pithos app, List<String> ids) {
  31         this(app, ids, null);
  32     }
  33
  34     public void onSuccess(UserCatalogs requestedUserCatalogs, UserCatalogs updatedUserCatalogs) {
  35     }
  36
  37     public void onError(Request request, Throwable t) {
  38         getUserCatalogs.onError(request, t);
  39     }
  40
  41     public UpdateUserCatalogs(Pithos app, List<String> ids, List<String> names) {
  42         this.app = app;
  43         this.getUserCatalogs = new GetUserCatalogs(app, ids, names) {
  44             @Override
  45             public void onSuccess(Request request, Response response, JSONObject result, UserCatalogs userCatalogs) {
  46                 UpdateUserCatalogs.this.app.getUserCatalogs().updateFrom(userCatalogs);
  47                 UpdateUserCatalogs.this.onSuccess(userCatalogs, UpdateUserCatalogs.this.app.getUserCatalogs());
  48             }
  49
  50             @Override
  51             public void onError(Request request, Throwable t) {
  52                 UpdateUserCatalogs.this.onError(request, t);
  53             }
  54         };
  55     }
  56
  57     @Override
  58     public void execute() {
  59         this.getUserCatalogs.execute();
  60     }
  61
  62     public void scheduleDeferred() {
  63         Scheduler.get().scheduleDeferred(this);
  64     }
  65 }