MessageDynamicNamespaceContextFactory.java

/*
 * GovWay - A customizable API Gateway 
 * https://govway.org
 * 
 * Copyright (c) 2005-2025 Link.it srl (https://link.it). 
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as published by
 * the Free Software Foundation.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 */

package org.openspcoop2.message.xml;

import java.io.IOException;
import java.util.HashMap;

import javax.xml.soap.SOAPBody;
import javax.xml.soap.SOAPEnvelope;
import javax.xml.soap.SOAPException;

import org.openspcoop2.message.OpenSPCoop2MessageFactory;
import org.openspcoop2.message.constants.MessageType;
import org.openspcoop2.utils.xml.DynamicNamespaceContext;
import org.xml.sax.SAXException;

/**
 * DynamicNamespaceContextFactory
 *
 *
 * @author Poli Andrea (apoli@link.it)
 * @author $Author$
 * @version $Rev$, $Date$
 */
public class MessageDynamicNamespaceContextFactory extends org.openspcoop2.utils.xml.DynamicNamespaceContextFactory {


    private static HashMap<String, MessageDynamicNamespaceContextFactory> dncfactoryMap = new HashMap<>();
    private static synchronized void init(OpenSPCoop2MessageFactory messageFactory){
        String key = messageFactory.getClass().getName();
        if(!MessageDynamicNamespaceContextFactory.dncfactoryMap.containsKey(key)){
            MessageDynamicNamespaceContextFactory fac = new MessageDynamicNamespaceContextFactory(messageFactory);
            dncfactoryMap.put(key, fac);
        }
    }
    public static MessageDynamicNamespaceContextFactory getInstance(OpenSPCoop2MessageFactory messageFactory){
        String key = messageFactory.getClass().getName();
        if(!MessageDynamicNamespaceContextFactory.dncfactoryMap.containsKey(key)){
            MessageDynamicNamespaceContextFactory.init(messageFactory);
        }
        return MessageDynamicNamespaceContextFactory.dncfactoryMap.get(key);
    }
    
    private OpenSPCoop2MessageFactory messageFactory;
    
    public MessageDynamicNamespaceContextFactory(OpenSPCoop2MessageFactory messageFactory) {
        this.messageFactory = messageFactory;
    }
    
    
    
    @Override
    public DynamicNamespaceContext getNamespaceContextFromSoapEnvelope11(
            byte[] soapenvelope) throws SAXException, SOAPException,
            IOException, Exception {
        
        SOAPEnvelope envelope = (SOAPEnvelope) OpenSPCoop2MessageFactory.createSOAPElement(this.messageFactory, MessageType.SOAP_11, soapenvelope);
        return this.getNamespaceContextFromSoapEnvelope(MessageType.SOAP_11, envelope);
    }

    @Override
    public DynamicNamespaceContext getNamespaceContextFromSoapEnvelope12(
            byte[] soapenvelope) throws SAXException, SOAPException,
            IOException, Exception {
        
        SOAPEnvelope envelope = (SOAPEnvelope) OpenSPCoop2MessageFactory.createSOAPElement(this.messageFactory, MessageType.SOAP_12, soapenvelope);
        return this.getNamespaceContextFromSoapEnvelope(MessageType.SOAP_12, envelope);
    }

    @Override
    public DynamicNamespaceContext getNamespaceContextFromSoapEnvelope11(
            SOAPEnvelope soapenvelope) throws SAXException, SOAPException {
        return this.getNamespaceContextFromSoapEnvelope(MessageType.SOAP_11, soapenvelope);
    }

    @Override
    public DynamicNamespaceContext getNamespaceContextFromSoapEnvelope12(
            SOAPEnvelope soapenvelope) throws SAXException, SOAPException {
        return this.getNamespaceContextFromSoapEnvelope(MessageType.SOAP_12, soapenvelope);
    }

    private DynamicNamespaceContext getNamespaceContextFromSoapEnvelope(MessageType messageType, javax.xml.soap.SOAPEnvelope soapenvelope) throws SAXException, SOAPException
    {       
        DynamicNamespaceContext dnc = new DynamicNamespaceContext();
        SOAPBody body = soapenvelope.getBody();
        if(body.hasFault()){
            dnc.setSoapFault(true);
        }else if(body.hasChildNodes() == false){
            dnc.setSoapBodyEmpty(true);
        }else{
            String prefix = null;
            try {
                prefix = OpenSPCoop2MessageFactory.getFirstChildElement(this.messageFactory, messageType,body).getPrefix();
            } catch (Throwable e) {
                prefix = body.getFirstChild().getPrefix();
            }
            if(prefix==null)
                prefix = "";
            else if(prefix!=null && !"".equals(prefix)){
                prefix = prefix+":";
            }
            dnc.setPrefixChildSoapBody(prefix);
        }
        dnc.findPrefixNamespace(soapenvelope);
        return dnc;
    }
    
}