| gvSIG desktop 1

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

*

* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

*

* This program 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.

*

* This program 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 this program; if not, write to the Free Software

* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

*

* For more information, contact:

*

*  Generalitat Valenciana

*   Conselleria d'Infraestructures i Transport

*   Av. Blasco Ib??ez, 50

*   46010 VALENCIA

*   SPAIN

*

*      +34 963862235

*   gvsig@gva.es

*      www.gvsig.gva.es

*

*    or

*

*   IVER T.I. S.A

*   Salamanca 50

*   46005 Valencia

*   Spain

*

*   +34 963163400

*   dac@iver.es

*/

package es.gva.cit.catalogClient.protocols;

import es.gva.cit.catalogClient.metadataXML.XMLNode;

import es.gva.cit.catalogClient.metadataXML.XMLTree;

import org.apache.soap.Constants;

import org.apache.soap.Envelope;

import org.apache.soap.SOAPException;

import org.apache.soap.messaging.Message;

import org.apache.soap.transport.SOAPTransport;

import org.apache.soap.util.xml.XMLParserUtils;

import org.w3c.dom.Document;

import org.xml.sax.InputSource;

import java.io.BufferedReader;

import java.io.ByteArrayInputStream;

import java.io.File;

import java.io.FileWriter;

import java.io.InputStream;

import java.net.URL;

import javax.xml.parsers.DocumentBuilder;

/**

 * @author Jorge Piera Llodra (piera_jor@gva.es)

 */

public class SOAPProtocol implements IProtocols {

    public XMLNode[] doQuery(URL url, Object object, int firstRecord) {

        String message = (String) object;

        ByteArrayInputStream output = null;

        File fileAnswer = null;

        //Solo devuleve un nodo

        XMLNode[] nodes = new XMLNode[1];

        //get the envelope to send

        try {

            InputStream buffer = new ByteArrayInputStream(message.getBytes());

            DocumentBuilder xdb = XMLParserUtils.getXMLDocBuilder();

            Document doc = xdb.parse(new InputSource(buffer));

            if (doc == null) {

                throw new SOAPException(Constants.FAULT_CODE_CLIENT,

                    "parsing error");

            }

            Envelope msgEnv = Envelope.unmarshall(doc.getDocumentElement());

            // send the message

            Message msg = new Message();

            msg.send(url, "urn:this-is-the-action-uri", msgEnv);

            // receive whatever from the transport and dump it to the screen

            SOAPTransport st = msg.getSOAPTransport();

            BufferedReader br = st.receive();

            String line;

            //File to save the answer

            fileAnswer = new File("auxiliar");

            FileWriter fwAnswer = new FileWriter(fileAnswer);

            fwAnswer.write("<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>");

            //Process the answer                                

            while ((line = br.readLine()) != null) {

                System.out.println(line);

                fwAnswer.write(line);

                fwAnswer.flush();

            }

            fwAnswer.close();

            nodes[0] = XMLTree.XMLToTree(fileAnswer);

            if (nodes[0] == null) {

                nodes = null;

            }

        } catch (Exception e) {

            return null;

        }

        return nodes;

    }

    public static boolean isProtocolSupported(URL url) {

        return true;

    }

    /**

     * This function returns a SOAP message

     * @param message

     * the XML message

     * @return

     */

    public static String setSOAPMessage(String message,String[] schemas) {

        String soap =  "<SOAP:Envelope xmlns:SOAP=\"http://schemas.xmlsoap.org/soap/envelope/\"";

        if (schemas != null){

            for (int i=0 ; i<schemas.length ; i++){

                soap = soap + " " + schemas[i];

            }

        }

        soap = soap + ">";

        soap = soap + "<SOAP:Body>" + message + "</SOAP:Body>" + "</SOAP:Envelope>";

        return soap;

    }

}