Synnefo » Pithos

/*

 * Copyright 2008, 2009 Electronic Business Systems Ltd.

 *

 * This file is part of GSS.

 *

 * GSS is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * GSS is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with GSS.  If not, see <http://www.gnu.org/licenses/>.

 */

package gr.grnet.pithos.web.client.commands;

import gr.grnet.pithos.web.client.GSS;

import gr.grnet.pithos.web.client.rest.DeleteCommand;

import gr.grnet.pithos.web.client.rest.RestException;

import com.google.gwt.core.client.GWT;

import com.google.gwt.user.client.Command;

import com.google.gwt.user.client.DeferredCommand;

import com.google.gwt.user.client.ui.PopupPanel;

/**

 * Command to empty trash bin.

 *

 * @author kman

 */

public class EmptyTrashCommand implements Command{

        private PopupPanel containerPanel;

        public EmptyTrashCommand(PopupPanel _containerPanel){

                containerPanel = _containerPanel;

        }

        @Override

        public void execute() {

                containerPanel.hide();

                DeleteCommand df = new DeleteCommand(GSS.get().getTreeView().getTrash().getUri()){

                        @Override

                        public void onComplete() {

                                GSS.get().getTreeView().updateTrashNode();

                                GSS.get().showFileList(true);

                        }

                        @Override

                        public void onError(Throwable t) {

                                GWT.log("", t);

                                if(t instanceof RestException){

                                        int statusCode = ((RestException)t).getHttpStatusCode();

                                        if(statusCode == 405)

                                                GSS.get().displayError("You don't have the necessary permissions");

                                        else if(statusCode == 404)

                                                GSS.get().displayError("Resource does not exist");

                                        else

                                                GSS.get().displayError("Unable to empty trash:"+((RestException)t).getHttpStatusText());

                                }

                                else

                                        GSS.get().displayError("System error emptying trash:"+t.getMessage());

                        }

                };

                DeferredCommand.addCommand(df);

        }

}