org.jinglenodes.credit.ChargeServiceProcessor.java Source code

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Here is the source code for org.jinglenodes.credit.ChargeServiceProcessor.java

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/*
 * Copyright (C) 2011 - Jingle Nodes - Yuilop - Neppo
 *
 *   This file is part of Switji (http://jinglenodes.org)
 *
 *   Switji is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   Switji is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with MjSip; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *   Author(s):
 *   Benhur Langoni (bhlangonijr@gmail.com)
 *   Thiago Camargo (barata7@gmail.com)
 */

package org.jinglenodes.credit;

import org.apache.log4j.Logger;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.Namespace;
import org.dom4j.QName;
import org.jinglenodes.prepare.NodeFormat;
import org.jinglenodes.session.CallSession;
import org.jinglenodes.session.CallSessionMapper;
import org.xmpp.component.AbstractServiceProcessor;
import org.xmpp.component.IqRequest;
import org.xmpp.component.ServiceException;
import org.xmpp.packet.IQ;
import org.xmpp.packet.JID;
import org.xmpp.tinder.JingleIQ;
import org.zoolu.sip.message.JIDFactory;

/**
 * Created by IntelliJ IDEA.
 * User: thiago
 * Date: 3/26/12
 * Time: 1:54 PM
 */
public class ChargeServiceProcessor extends AbstractServiceProcessor {
    private final Logger log = Logger.getLogger(ChargeServiceProcessor.class);
    private final Element requestElement;
    private final String xmlns;
    private CallSessionMapper sessionMapper;
    private String chargeService;
    private NodeFormat nodeFormat;

    public ChargeServiceProcessor(final String elementName, final String xmlns) {
        this.xmlns = xmlns;
        this.requestElement = DocumentHelper.createElement(new QName(elementName, new Namespace("", xmlns)));
    }

    @Override
    public IQ createServiceRequest(Object object, String fromNode, String toNode) {
        if (object instanceof JingleIQ) {
            final JingleIQ jingleIQ = (JingleIQ) object;
            final CallSession session = sessionMapper.getSession(jingleIQ);
            if (session != null) {
                final SessionCredit credit = session.getSessionCredit();
                if (credit != null && !credit.isCharged()) {
                    toNode = nodeFormat.formatNode(toNode, fromNode);
                    fromNode = nodeFormat.formatNode(fromNode, null);
                    final JID to = JIDFactory.getInstance().getJID(null, chargeService, null);
                    final JID from = JIDFactory.getInstance().getJID(fromNode, this.getComponentJID().getDomain(),
                            null);
                    final IQ request = new IQ(IQ.Type.set);
                    request.setTo(to);
                    request.setFrom(from);
                    log.debug("SID: " + session.getId() + " Start: " + session.getStartTime() + "ms Finish: "
                            + session.getFinishTime() + "ms");
                    final int callTime = session.getStartTime() == 0 ? 0
                            : (int) Math.ceil((session.getFinishTime() - session.getStartTime()) / 1000);
                    final String toBareJid = JIDFactory.getInstance().getJID(toNode, chargeService, null)
                            .toBareJID();

                    final Element e = requestElement.createCopy();
                    e.addAttribute("initiator", from.toBareJID());
                    e.addAttribute("responder", toBareJid);
                    e.addAttribute("seconds", String.valueOf(callTime));
                    e.addAttribute("sid", jingleIQ.getJingle().getSid());
                    request.setChildElement(e);
                    log.debug("createdCreditRequest: " + request.toXML());
                    credit.setCharged(true);
                    return request;
                } else {
                    log.error("No credit found for creating Charge");
                }
            } else {
                log.error("No session found for creating Charge");
            }
        }
        return null;
    }

    @Override
    protected String getRequestId(Object obj) {
        if (obj instanceof JingleIQ) {
            final JingleIQ iq = (JingleIQ) obj;
            return iq.getJingle().getSid();
        }
        return null;
    }

    @Override
    protected void handleResult(IqRequest iq) {
        if (iq.getOriginalPacket() instanceof JingleIQ) {
            final CallSession session = sessionMapper.getSession((JingleIQ) iq.getOriginalPacket());
            if (session != null) {
                final SessionCredit credit = session.getSessionCredit();
                if (credit != null) {
                    credit.setCharged(true);
                }
            }
        }
    }

    @Override
    protected void handleError(IqRequest iq) {
        log.error("Failed to Charge Account: " + iq.getResult().toXML());
    }

    @Override
    protected void handleTimeout(IqRequest request) {
        try {
            queryService(request);
        } catch (ServiceException e) {
            log.error("Could NOT Retry Request: " + request.getRequest().toString(), e);
        }
    }

    @Override
    public String getNamespace() {
        return xmlns;
    }

    public String getChargeService() {
        return chargeService;
    }

    public void setChargeService(String chargeService) {
        this.chargeService = chargeService;
    }

    public CallSessionMapper getSessionMapper() {
        return sessionMapper;
    }

    public void setSessionMapper(CallSessionMapper sessionMapper) {
        this.sessionMapper = sessionMapper;
    }

    public NodeFormat getNodeFormat() {
        return nodeFormat;
    }

    public void setNodeFormat(NodeFormat nodeFormat) {
        this.nodeFormat = nodeFormat;
    }

}