fr.aliasource.webmail.server.proxy.client.http.FetchMessagesMethod.java Source code

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Here is the source code for fr.aliasource.webmail.server.proxy.client.http.FetchMessagesMethod.java

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/* ***** BEGIN LICENSE BLOCK *****
 * Version: GPL 2.0
 *
 * The contents of this file are subject to the GNU General Public
 * License Version 2 or later (the "GPL").
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Initial Developer of the Original Code is
 *   MiniG.org project members
 *
 * ***** END LICENSE BLOCK ***** */

package fr.aliasource.webmail.server.proxy.client.http;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.commons.httpclient.HttpClient;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

import fr.aliasource.webmail.client.shared.ClientMessage;
import fr.aliasource.webmail.client.shared.Folder;
import fr.aliasource.webmail.client.shared.MessageId;

public class FetchMessagesMethod extends AbstractMessageMethod {

    private String token;

    FetchMessagesMethod(HttpClient hc, String token, String backendUrl) {
        super(hc, backendUrl, "/fetchMessages.do");
        this.token = token;
    }

    private String join(List<MessageId> l, char sep) {
        StringBuffer ret = new StringBuffer(10 * l.size());
        for (int i = 0; i < l.size(); i++) {
            if (i > 0) {
                ret.append(sep);
            }
            ret.append(String.valueOf(l.get(i).getMessageId()));
        }
        return ret.toString();
    }

    public ClientMessage[] fetchMessages(Folder folder, List<MessageId> mids, String defaultTimeZone) {
        Map<String, String> params = new HashMap<String, String>();
        params.put("token", token);
        params.put("folder", folder.getName());
        String joined = join(mids, ',');
        params.put("messageIds", joined);

        if (logger.isDebugEnabled()) {
            logger.debug("fetching from " + folder.getName() + ": " + joined);
        }

        Document doc = execute(params);
        ClientMessage[] ret = null;
        if (doc != null) {
            if (logger.isDebugEnabled()) {
                DOMUtils.logDom(doc);
            }

            Element root = doc.getDocumentElement();
            List<ClientMessage> cml = new ArrayList<ClientMessage>(mids.size());

            NodeList mnl = root.getElementsByTagName("m");
            Calendar cal = Calendar.getInstance();
            for (int i = 0; i < mnl.getLength(); i++) {
                Element m = (Element) mnl.item(i);
                ClientMessage cMess = parseMessage(cal, m);

                Element invitation = DOMUtils.getUniqueElement(m, "invitation");
                if (invitation != null) {
                    cMess.setHasInvitation(Boolean.parseBoolean(invitation.getTextContent()));
                }

                fetchFwdMessage(cMess, cal, m);
                cml.add(cMess);
                cMess.setFolderName(folder.getName());
            }
            ret = cml.toArray(new ClientMessage[cml.size()]);
        }
        return ret;
    }

}