Synnefo » Pithos

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

import com.google.gwt.event.dom.client.KeyDownEvent;

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

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

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

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

    private GSS app;

    private Folder folder;

	public DeleteFolderDialog(GSS app, Images images, Folder folder) {

        this.app = app;

        this.folder = folder;

        String prefix = folder.getPrefix();

        String path = app.getApiPath() + app.getUsername() + "/" + folder.getContainer() + (prefix.length() == 0 ? "" : "/" + prefix);

        DeleteRequest deleteFolder = new DeleteRequest(path) {

            @Override

            public void onSuccess(Resource result) {

            }

            @Override

            public void onError(Throwable t) {

                GWT.log("", t);

                if (t instanceof RestException) {

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

                    app.displayError("Unable to delete folder: "+((RestException) t).getHttpStatusText());

                }

                else

                    GSS.get().displayError("System error unable to delete folder: " + t.getMessage());

            }

        };

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

        Scheduler.get().scheduleDeferred(deleteFolder);

		if (evt.getType().equals(KeyDownEvent.getType().getName()))

		MenuItem deleteItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.delete()).getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, null, images));

			MenuItem delete = new MenuItem("<span>" + AbstractImagePrototype.create(images.delete()).getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, null, images));

			deleteItem = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, null, images));

        MenuItem delete = new MenuItem("<span id = 'folderContextMenu.delete'>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, folder, newImages));

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

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

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

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

    private Resource resource;

	public DeleteCommand( PopupPanel _containerPanel, Resource resource, final Images _newImages ){

		newImages = _newImages;

        this.resource = resource;

		if (resource instanceof Folder) {

			DeleteFolderDialog dlg = new DeleteFolderDialog(GSS.get(), newImages, (Folder) resource);

		} else if (resource instanceof File) {

/*

 * 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;

/**

 * Created by IntelliJ IDEA. User: chstath Date: 7/5/11 Time: 5:29 PM To change this template use File | Settings | File

 * Templates.

 */

public abstract class DeleteRequest 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 DeleteRequest(String path) {

        this.path = path;

    }

    @Override

    public void execute() {

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

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

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

        }

        try {

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

                @Override

                public void onSuccess(Resource object) {

                    DeleteRequest.this.onSuccess(object);

                }

                @Override

                public Resource deserialize(Response response) {

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

                }

                @Override

                public void onError(Request request, Throwable throwable) {

                    DeleteRequest.this.onError(throwable);

                }

            });

        }

        catch (RequestException e) {

        }

    }

    public void setHeader(String header, String value) {

        headers.put(header, value);

    }

}