Synnefo

/*

 * 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.tagtree;

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

import com.google.gwt.i18n.client.DateTimeFormat;

import com.google.gwt.i18n.client.DateTimeFormat.PredefinedFormat;

import com.google.gwt.json.client.JSONArray;

import com.google.gwt.json.client.JSONObject;

import com.google.gwt.json.client.JSONParser;

import com.google.gwt.json.client.JSONValue;

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

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

import java.util.Date;

import java.util.Iterator;

import java.util.LinkedHashSet;

import java.util.Set;

public class Tag extends Resource {

    /*

     * The name of the tag.

     */

    private String name = null;

    private Set<File> files = new LinkedHashSet<File>();

    public Tag() {};

    public Tag(String name) {

        this.name = name;

    }

    public String getName() {

        return name;

    }

//    public void populate(Response response) {

//        String header = response.getHeader("Last-Modified");

//        if (header != null)

//            lastModified = DateTimeFormat.getFormat(PredefinedFormat.RFC_2822).parse(header);

//

//        header = response.getHeader("X-Container-Bytes-Used");

//        if (header != null)

//            bytesUsed = Long.valueOf(header);

//

//        header = response.getHeader("X-Object-Meta-Trash");

//        if (header != null && header.equals("true"))

//            inTrash = true;

//

//        subfolders.clear(); //This is necessary in case we update a pre-existing Tag so that stale subfolders won't show up

//        files.clear();

//        JSONValue json = JSONParser.parseStrict(response.getText());

//        JSONArray array = json.isArray();

//        if (array != null) {

//            for (int i=0; i<array.size(); i++) {

//                JSONObject o = array.get(i).isObject();

//                if (o != null) {

//                    String contentType = unmarshallString(o, "content_type");

//                    if (o.containsKey("subdir") || (contentType != null && (contentType.startsWith("application/directory") || contentType.startsWith("application/folder")))) {

//                        Tag f = new Tag();

//                        f.populate(this, o, container);

//                        subfolders.add(f);

//                    }

//                    else if (!(o.containsKey("x_object_meta_trash") && o.get("x_object_meta_trash").isString().stringValue().equals("true"))) {

//                        File file = new File();

//                        file.populate(this, o, container);

//                        files.add(file);

//                    }

//                }

//            }

//            //This step is necessary to remove the trashed folders. Trashed folders are added initially because we need to

//            //avoid having in the list the virtual folders of the form {"subdir":"folder1"} which have no indication of thrash

//            Iterator<Tag> iter = subfolders.iterator();

//            while (iter.hasNext()) {

//                Tag f = iter.next();

//                if (f.isInTrash())

//                    iter.remove();

//            }

//        }

//    }

//

//    public void populate(Tag parent, JSONObject o, String aContainer) {

//        this.parent = parent;

//        String path = null;

//        if (o.containsKey("subdir")) {

//            path = unmarshallString(o, "subdir");

//        }

//        else {

//            path = unmarshallString(o, "name");

//            lastModified = unmarshallDate(o, "last_modified");

//        }

//        if (path.endsWith("/"))

//            path = path.substring(0, path.length() - 1);

//        if (path.contains("/"))

//            name = path.substring(path.lastIndexOf("/") + 1, path.length()); //strip the prefix

//        else

//            name = path;

//        if (aContainer != null) {

//            container = aContainer;

//            prefix = path;

//        }

//        else {

//            container = name;

//            prefix = "";

//        }

//        if (o.containsKey("x_object_meta_trash") && o.get("x_object_meta_trash").isString().stringValue().equals("true"))

//            inTrash = true;

//    }

//

//    public static Tag createFromResponse(Response response, Tag result) {

//        Tag f = null;

//        if (result == null)

//            f = new Tag();

//        else

//            f = result;

//

//        f.populate(response);

//        return f;

//    }

    @Override

    public boolean equals(Object other) {

        if (other instanceof Tag) {

            Tag o = (Tag) other;

            return name.equals(o.getName());

        }

        return false;

    }

    @Override

    public int hashCode() {

        return name.hashCode();

    }

    public Set<File> getFiles() {

        return files;

    }

}