com.devoteam.srit.xmlloader.sip.light.StackSipLight.java Source code

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Here is the source code for com.devoteam.srit.xmlloader.sip.light.StackSipLight.java

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/* 
 * Copyright 2012 Devoteam http://www.devoteam.com
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * 
 * This file is part of Multi-Protocol Test Suite (MTS).
 * 
 * Multi-Protocol Test Suite (MTS) 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 3 of the
 * License.
 * 
 * Multi-Protocol Test Suite (MTS) 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 Multi-Protocol Test Suite (MTS).
 * If not, see <http://www.gnu.org/licenses/>.
 * 
 */

package com.devoteam.srit.xmlloader.sip.light;

import com.devoteam.srit.xmlloader.core.Runner;
import java.io.InputStream;

import org.dom4j.Element;

import com.devoteam.srit.xmlloader.core.Tester;
import com.devoteam.srit.xmlloader.core.exception.ExecutionException;
import com.devoteam.srit.xmlloader.core.log.TextEvent;
import com.devoteam.srit.xmlloader.core.protocol.Channel;
import com.devoteam.srit.xmlloader.core.protocol.Listenpoint;
import com.devoteam.srit.xmlloader.core.protocol.Msg;
import com.devoteam.srit.xmlloader.core.protocol.StackFactory;
import com.devoteam.srit.xmlloader.sip.StackSip;

import dk.i1.sctp.SCTPData;

/**
 *
 * @author gpasquiers
 */
public class StackSipLight extends StackSip {

    /** Constructor */
    public StackSipLight() throws Exception {
        super();
    }

    /** Creates a specific SIP Msg */
    @Override
    public Msg parseMsgFromXml(Boolean request, Element root, Runner runner) throws Exception {
        String text = root.getText();
        MsgSipLight msgSip = new MsgSipLight(text, true, addCRLFContent);

        // OBSOLETE instanciates the listenpoint (compatibility with old grammar)         
        String listenpointName = root.attributeValue("providerName");
        if (listenpointName != null) {
            Listenpoint listenpoint = getListenpoint(listenpointName);
            if (listenpoint == null && listenpointName != null) {
                throw new ExecutionException("The listenpoint <name=" + listenpointName + "> does not exist");
            }
            msgSip.setListenpoint(listenpoint);
        }

        if (request != null && request && !msgSip.isRequest()) {
            throw new ExecutionException(
                    "You specify to send a request using a <sendRequestXXX ...> tag, but the message you will send is not really a request.");
        }
        if (request != null && !request && msgSip.isRequest()) {
            throw new ExecutionException(
                    "You specify to send a response using a <sendResponseXXX ...> tag, but the message you will send is not really a response.");
        }

        return msgSip;
    }

    /** Receive a message */
    @Override
    public boolean receiveMessage(Msg msg) throws Exception {
        ((MsgSipLight) msg).completeViaTopmostHeader();
        return super.receiveMessage(msg);
    }

    /** 
     * Creates a Msg specific to each Stack
     * Use for TCP like protocol : to build incoming message
     * should become ABSTRACT later  
     */
    @Override
    public Msg readFromStream(InputStream inputStream, Channel channel) throws Exception {
        String text = null;
        synchronized (inputStream) {
            text = this.reader(inputStream);
        }

        if (text != null && text.contains(StackFactory.PROTOCOL_SIP)) {
            MsgSipLight msgSip = new MsgSipLight(text, false, 0);
            return msgSip;
        } else {
            Tester.getGlobalLogger().getApplicationLogger().warn(TextEvent.Topic.PROTOCOL,
                    "Receive an incomplete message; we ignore it : ", text);
        }

        return null;
    }

    /** 
     * Creates a Msg specific to each Stack
     * Use for UDP like protocol : to build incoming message
     * should become ABSTRACT later  
     */
    @Override
    public Msg readFromDatas(byte[] datas, int length) throws Exception {
        String str = new String(datas);
        str = str.substring(0, length);
        MsgSipLight msgSip = new MsgSipLight(str, false, 0);
        return msgSip;
    }

    /**
     * Creates a Msg specific to each Stack
     * Use for SCTP like protocol : to build incoming message
     */
    @Override
    public Msg readFromSCTPData(SCTPData chunk) throws Exception {
        String str = new String(chunk.getData());
        str = str.substring(0, chunk.getLength());
        MsgSipLight msgSig = new MsgSipLight(str, false, 0);
        return msgSig;
    }

}