org.jivesoftware.smackx.workgroup.agent.TranscriptSearchManager Maven / Gradle / Ivy

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Smack is an Open Source XMPP (Jabber) client library for instant messaging and presence. This library provides the client side functionality as specified in the core XMPP specifications as related to the client side of said specifications.
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/**
 * $Revision$
 * $Date$
 *
 * Copyright 2003-2007 Jive Software.
 *
 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jivesoftware.smackx.workgroup.agent;

import org.jivesoftware.smackx.workgroup.packet.TranscriptSearch;
import org.jivesoftware.smack.PacketCollector;
import org.jivesoftware.smack.SmackConfiguration;
import org.jivesoftware.smack.Connection;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.filter.PacketIDFilter;
import org.jivesoftware.smack.packet.IQ;
import org.jivesoftware.smackx.Form;
import org.jivesoftware.smackx.ReportedData;

/**
 * A TranscriptSearchManager helps to retrieve the form to use for searching transcripts
 * {@link #getSearchForm(String)} or to submit a search form and return the results of
 * the search {@link #submitSearch(String, Form)}.
 *
 * @author Gaston Dombiak
 */
public class TranscriptSearchManager {
    private Connection connection;

    public TranscriptSearchManager(Connection connection) {
        this.connection = connection;
    }

    /**
     * Returns the Form to use for searching transcripts. It is unlikely that the server
     * will change the form (without a restart) so it is safe to keep the returned form
     * for future submissions.
     *
     * @param serviceJID the address of the workgroup service.
     * @return the Form to use for searching transcripts.
     * @throws XMPPException if an error occurs while sending the request to the server.
     */
    public Form getSearchForm(String serviceJID) throws XMPPException {
        TranscriptSearch search = new TranscriptSearch();
        search.setType(IQ.Type.GET);
        search.setTo(serviceJID);

        PacketCollector collector = connection.createPacketCollector(
                new PacketIDFilter(search.getPacketID()));
        connection.sendPacket(search);

        TranscriptSearch response = (TranscriptSearch) collector.nextResult(
                SmackConfiguration.getPacketReplyTimeout());

        // Cancel the collector.
        collector.cancel();
        if (response == null) {
            throw new XMPPException("No response from server on status set.");
        }
        if (response.getError() != null) {
            throw new XMPPException(response.getError());
        }
        return Form.getFormFrom(response);
    }

    /**
     * Submits the completed form and returns the result of the transcript search. The result
     * will include all the data returned from the server so be careful with the amount of
     * data that the search may return.
     *
     * @param serviceJID    the address of the workgroup service.
     * @param completedForm the filled out search form.
     * @return the result of the transcript search.
     * @throws XMPPException if an error occurs while submiting the search to the server.
     */
    public ReportedData submitSearch(String serviceJID, Form completedForm) throws XMPPException {
        TranscriptSearch search = new TranscriptSearch();
        search.setType(IQ.Type.GET);
        search.setTo(serviceJID);
        search.addExtension(completedForm.getDataFormToSend());

        PacketCollector collector = connection.createPacketCollector(new PacketIDFilter(search.getPacketID()));
        connection.sendPacket(search);

        TranscriptSearch response = (TranscriptSearch) collector.nextResult(SmackConfiguration.getPacketReplyTimeout());

        // Cancel the collector.
        collector.cancel();
        if (response == null) {
            throw new XMPPException("No response from server on status set.");
        }
        if (response.getError() != null) {
            throw new XMPPException(response.getError());
        }
        return ReportedData.getReportedDataFrom(response);
    }
}