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/*
 * The contents of this file are subject to the terms
 * of the Common Development and Distribution License
 * (the "License").  You may not use this file except
 * in compliance with the License.
 *
 * You can obtain a copy of the license at
 * https://jwsdp.dev.java.net/CDDLv1.0.html
 * See the License for the specific language governing
 * permissions and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL
 * HEADER in each file and include the License file at
 * https://jwsdp.dev.java.net/CDDLv1.0.html  If applicable,
 * add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your
 * own identifying information: Portions Copyright [yyyy]
 * [name of copyright owner]
 */
package com.sun.xml.ws.handler;

import com.sun.xml.ws.api.WSBinding;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.api.message.Attachment;
import com.sun.xml.ws.api.message.AttachmentSet;
import com.sun.xml.ws.api.pipe.TubeCloner;
import com.sun.xml.ws.api.pipe.Tube;
import com.sun.xml.ws.api.pipe.helper.AbstractFilterTubeImpl;
import com.sun.xml.ws.api.model.wsdl.WSDLPort;
import com.sun.xml.ws.client.HandlerConfiguration;
import com.sun.xml.ws.binding.BindingImpl;
import com.sun.xml.ws.message.DataHandlerAttachment;

import javax.xml.ws.handler.soap.SOAPHandler;
import javax.xml.ws.handler.MessageContext;
import javax.xml.ws.WebServiceException;
import javax.activation.DataHandler;
import java.util.*;

/**
 *
 * @author WS Development Team
 */
public class ClientSOAPHandlerTube extends HandlerTube {

    private WSBinding binding;
    private List soapHandlers;
    private Set roles;

    /**
     * Creates a new instance of SOAPHandlerTube
     */
    public ClientSOAPHandlerTube(WSBinding binding, WSDLPort port, Tube next) {
        super(next, port);
        if (binding.getSOAPVersion() != null) {
            // SOAPHandlerTube should n't be used for bindings other than SOAP.
            // TODO: throw Exception
        }
        this.binding = binding;
    }

    // Handle to LogicalHandlerTube means its used on SERVER-SIDE

    /**
     * This constructor is used on client-side where, LogicalHandlerTube is created
     * first and then a SOAPHandlerTube is created with a handler to that
     * LogicalHandlerTube.
     * With this handle, SOAPHandlerTube can call LogicalHandlerTube.closeHandlers()
     */
    public ClientSOAPHandlerTube(WSBinding binding, Tube next, HandlerTube cousinTube) {
        super(next, cousinTube);
        this.binding = binding;
    }

    /**
     * Copy constructor for {@link com.sun.xml.ws.api.pipe.Tube#copy(com.sun.xml.ws.api.pipe.TubeCloner)}.
     */
    private ClientSOAPHandlerTube(ClientSOAPHandlerTube that, TubeCloner cloner) {
        super(that, cloner);
        this.binding = that.binding;
    }

    boolean isHandlerChainEmpty() {
        return soapHandlers.isEmpty();
    }

    /**
     * Close SOAPHandlers first and then LogicalHandlers on Client
     * Close LogicalHandlers first and then SOAPHandlers on Server
     */
    public void close(MessageContext msgContext) {

    }

    /**
     * This is called from cousinTube.
     * Close this Tube's handlers.
     */
    public void closeCall(MessageContext msgContext) {
        closeSOAPHandlers(msgContext);
    }

    //TODO:
    private void closeSOAPHandlers(MessageContext msgContext) {
        if (processor == null)
            return;
        if (remedyActionTaken) {
            //Close only invoked handlers in the chain

            //CLIENT-SIDE
            processor.closeHandlers(msgContext, processor.getIndex(), 0);
            processor.setIndex(-1);
            //reset remedyActionTaken
            remedyActionTaken = false;
        } else {
            //Close all handlers in the chain

            //CLIENT-SIDE
            processor.closeHandlers(msgContext, soapHandlers.size() - 1, 0);
        }
    }

    public AbstractFilterTubeImpl copy(TubeCloner cloner) {
        return new ClientSOAPHandlerTube(this, cloner);
    }

    void setUpProcessor() {
        // Take a snapshot, User may change chain after invocation, Same chain
        // should be used for the entire MEP
        soapHandlers = new ArrayList();
        HandlerConfiguration handlerConfig = ((BindingImpl) binding).getHandlerConfig();
        List soapSnapShot= handlerConfig.getSoapHandlers();
        if (!soapSnapShot.isEmpty()) {
            soapHandlers.addAll(soapSnapShot);
            roles = new HashSet();
            roles.addAll(handlerConfig.getRoles());
            processor = new SOAPHandlerProcessor(true, this, binding, soapHandlers);
        }
    }

    MessageUpdatableContext getContext(Packet packet) {
        SOAPMessageContextImpl context = new SOAPMessageContextImpl(binding, packet);
        context.setRoles(roles);
        return context;
    }

    boolean callHandlersOnRequest(MessageUpdatableContext context, boolean isOneWay) {

        boolean handlerResult;
        //Lets copy all the MessageContext.OUTBOUND_ATTACHMENT_PROPERTY to the message
        Map atts = (Map) context.get(MessageContext.OUTBOUND_MESSAGE_ATTACHMENTS);
        AttachmentSet attSet = packet.getMessage().getAttachments();
        for(String cid : atts.keySet()){
            Attachment att = new DataHandlerAttachment(cid, atts.get(cid));
            attSet.add(att);
        }

        try {
            //CLIENT-SIDE
            handlerResult = processor.callHandlersRequest(HandlerProcessor.Direction.OUTBOUND, context, !isOneWay);
        } catch (WebServiceException wse) {
            remedyActionTaken = true;
            //no rewrapping
            throw wse;
        } catch (RuntimeException re) {
            remedyActionTaken = true;

            throw new WebServiceException(re);

        }
        if (!handlerResult) {
            remedyActionTaken = true;
        }
        return handlerResult;
    }

    void callHandlersOnResponse(MessageUpdatableContext context, boolean handleFault) {
        try {

            //CLIENT-SIDE
            processor.callHandlersResponse(HandlerProcessor.Direction.INBOUND, context, handleFault);

        } catch (WebServiceException wse) {
            //no rewrapping
            throw wse;
        } catch (RuntimeException re) {
            throw new WebServiceException(re);
        }
    }
}




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