Synnefo

		MenuItem moveToTrashItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.emptyTrash()).getHTML() + "&nbsp;Move to Trash</span>", true, new ToTrashCommand(GSS.get(), this, null));

			trashItem = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.emptyTrash()).getHTML() + "&nbsp;Move to Trash</span>", true, new ToTrashCommand(GSS.get(), this, selectedFiles));

        MenuItem moveToTrash = new MenuItem("<span id = 'folderContextMenu.moveToTrash'>" + AbstractImagePrototype.create(newImages.emptyTrash()).getHTML() + "&nbsp;Move to Trash</span>", true, new ToTrashCommand(GSS.get(), this, folder));

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

import gr.grnet.pithos.web.client.foldertree.File;

import gr.grnet.pithos.web.client.foldertree.Folder;

import gr.grnet.pithos.web.client.foldertree.Resource;

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

import java.util.Iterator;

    private GSS app;

    private Object resource;

	public ToTrashCommand(GSS _app, PopupPanel _containerPanel, Object _resource){

        app = _app;

        resource = _resource;

        if (resource instanceof List) {

            Iterator<File> iter = ((List<File>) resource).iterator();

            deleteFiles(iter);

        }

        else if (resource instanceof Folder) {

        }

    private void deleteFiles(final Iterator<File> iter) {

        if (iter.hasNext()) {

            File file = iter.next();

            String path = app.getApiPath() + app.getUsername() + file.getUri() + "?update=";

            PostRequest trashFile = new PostRequest(path) {

                @Override

                public void onSuccess(Resource result) {

                    deleteFiles(iter);

                }

                @Override

                public void onError(Throwable t) {

                    GWT.log("", t);

                    if (t instanceof RestException) {

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

                    }

                    else

                        GSS.get().displayError("System error unable to move file to trash: "+t.getMessage());

                }

            };

            trashFile.setHeader("X-Auth-Token", app.getToken());

            trashFile.setHeader("X-Object-Meta-Trash", "true");

            Scheduler.get().scheduleDeferred(trashFile);

        }

        else {

            app.get().updateFolder(((List<File>) resource).get(0).getParent());

        }

    }

/*

 * Copyright 2011 GRNET S.A. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

 * conditions are met:

 *

 *   1. Redistributions of source code must retain the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer.

 *

 *   2. Redistributions in binary form must reproduce the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer in the documentation and/or other materials

 *      provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 * The views and conclusions contained in the software and

 * documentation are those of the authors and should not be

 * interpreted as representing official policies, either expressed

 * or implied, of GRNET S.A.

 */

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

import com.google.gwt.core.client.Scheduler.ScheduledCommand;

import com.google.gwt.http.client.Request;

import com.google.gwt.http.client.RequestBuilder;

import com.google.gwt.http.client.RequestException;

import com.google.gwt.http.client.Response;

import gr.grnet.pithos.web.client.foldertree.Resource;

import java.util.HashMap;

import java.util.Map;

public abstract class PostRequest implements ScheduledCommand {

    private String path;

    private Map<String, String> headers = new HashMap<String, String>();

    public abstract void onSuccess(Resource result);

    public abstract void onError(Throwable t);

    public PostRequest(String path) {

        this.path = path;

    }

    @Override

    public void execute() {

        RequestBuilder builder = new RequestBuilder(RequestBuilder.POST, path);

        for (String header : headers.keySet()) {

            builder.setHeader(header, headers.get(header));

        }

        try {

            builder.sendRequest("", new RestRequestCallback(path, Response.SC_ACCEPTED) {

                @Override

                public void onSuccess(Resource object) {

                    PostRequest.this.onSuccess(object);

                }

                @Override

                public Resource deserialize(Response response) {

                    return Resource.createFromResponse(Resource.class, response, null);

                }

                @Override

                public void onError(Request request, Throwable throwable) {

                    PostRequest.this.onError(throwable);

                }

            });

        }

        catch (RequestException e) {

        }

    }

    public void setHeader(String header, String value) {

        headers.put(header, value);

    }

}