/**
 * JOnAS: Java(TM) Open Application Server
 * Copyright (C) 2009 Bull S.A.S.
 * Contact: jonas-team@ow2.org
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 *
 * --------------------------------------------------------------------------
 * $Id: AxisService2WSDL11.java 21566 2011-08-08 12:28:12Z cazauxj $
 * --------------------------------------------------------------------------
 */


package org.ow2.jonas.ws.axis2.util;


import java.io.StringReader;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;

import javax.xml.namespace.QName;

import org.apache.axiom.om.OMAbstractFactory;
import org.apache.axiom.om.OMAttribute;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMFactory;
import org.apache.axiom.om.OMNamespace;
import org.apache.axiom.om.OMNode;
import org.apache.axiom.soap.SOAP11Constants;
import org.apache.axiom.soap.SOAP12Constants;
import org.apache.axis2.AxisFault;
import org.apache.axis2.addressing.AddressingConstants;
import org.apache.axis2.addressing.AddressingHelper;
import org.apache.axis2.description.AxisBinding;
import org.apache.axis2.description.AxisBindingMessage;
import org.apache.axis2.description.AxisBindingOperation;
import org.apache.axis2.description.AxisDescription;
import org.apache.axis2.description.AxisEndpoint;
import org.apache.axis2.description.AxisMessage;
import org.apache.axis2.description.AxisOperation;
import org.apache.axis2.description.AxisService;
import org.apache.axis2.description.Parameter;
import org.apache.axis2.description.PolicyInclude;
import org.apache.axis2.description.PolicySubject;
import org.apache.axis2.description.WSDL2Constants;
import org.apache.axis2.description.java2wsdl.Java2WSDLConstants;
import org.apache.axis2.engine.AxisConfiguration;
import org.apache.axis2.namespace.Constants;
import org.apache.axis2.util.ExternalPolicySerializer;
import org.apache.axis2.util.JavaUtils;
import org.apache.axis2.util.PolicyLocator;
import org.apache.axis2.util.PolicyUtil;
import org.apache.axis2.util.WSDLSerializationUtil;
import org.apache.axis2.util.XMLUtils;
import org.apache.axis2.wsdl.SOAPHeaderMessage;
import org.apache.axis2.wsdl.WSDLConstants;
import org.apache.neethi.Policy;
import org.apache.neethi.PolicyComponent;
import org.apache.neethi.PolicyReference;
import org.apache.neethi.PolicyRegistry;
import org.apache.ws.commons.schema.XmlSchema;

public class AxisService2WSDL11 implements Java2WSDLConstants {

    private AxisService axisService;

    private String serviceName;

    private String targetNamespace;

    private OMElement definition;

    private OMNamespace soap;

    private OMNamespace soap12;

    private OMNamespace http;

    private OMNamespace mime;

    private OMNamespace tns;

    private OMNamespace wsdl;

    private OMNamespace wsaw;

    private String style = DOCUMENT;

    private String use = LITERAL;

    private HashMap policiesInDefinitions;

    private ExternalPolicySerializer serializer;

    private HashMap messagesMap;

    public AxisService2WSDL11(final AxisService service) throws Exception {
        this.axisService = service;
        this.serviceName = service.getName();
        init();
    }

    private void init() throws AxisFault {
/*
        // the EPR list of AxisService contains REST EPRs as well. Those REST
        // EPRs will be used to generated HTTPBinding
        // and rest of the EPRs will be used to generate SOAP 1.1 and 1.2
        // bindings. Let's first initialize those set of
        // EPRs now to be used later, especially when we generate the WSDL.
        String[] serviceEndpointURLs = axisService.getEPRs();
        if (serviceEndpointURLs == null) {
            Map endpointMap = axisService.getEndpoints();
            if (endpointMap.size() > 0) {
                Iterator endpointItr = endpointMap.values().iterator();
                if (endpointItr.hasNext()) {
                    AxisEndpoint endpoint = (AxisEndpoint) endpointItr.next();
                    serviceEndpointURLs = new String[] { endpoint
                            .getEndpointURL() };
                }

            } else {
                serviceEndpointURLs = new String[] { axisService
                        .getEndpointName() };
            }
        }
*/
        this.targetNamespace = axisService.getTargetNamespace();

        serializer = new ExternalPolicySerializer();
        // CHECKME check whether service.getAxisConfiguration() return null ???

        AxisConfiguration configuration = axisService.getAxisConfiguration();
        if (configuration != null) {
            serializer.setAssertionsToFilter(configuration
                    .getLocalPolicyAssertions());
        }
    }

    public AxisService2WSDL11(final AxisService service, final String serviceName)
            throws Exception {
        this.axisService = service;
        this.serviceName = serviceName;
        init();
    }

    /**
     * Build the OM structure of the WSDL document
     *
     * @return an OMElement containing a WSDL document
     * @throws Exception
     */
    public OMElement generateOM() throws Exception {

        OMFactory fac = OMAbstractFactory.getOMFactory();
        wsdl = fac.createOMNamespace(WSDL_NAMESPACE, DEFAULT_WSDL_NAMESPACE_PREFIX);
        OMElement ele = fac.createOMElement("definitions", wsdl);
        setDefinitionElement(ele);

        policiesInDefinitions = new HashMap();

        Map namespaceMap = axisService.getNamespaceMap();
        if (namespaceMap == null) {
            namespaceMap = new HashMap();
        }

        WSDLSerializationUtil.populateNamespaces(ele, namespaceMap);
        soap = ele.declareNamespace(URI_WSDL11_SOAP, SOAP11_PREFIX);
        soap12 = ele.declareNamespace(URI_WSDL12_SOAP, SOAP12_PREFIX);
        http = ele.declareNamespace(HTTP_NAMESPACE, HTTP_PREFIX);
        mime = ele.declareNamespace(MIME_NAMESPACE, MIME_PREFIX);
        wsaw = ele.declareNamespace(AddressingConstants.Final.WSAW_NAMESPACE, "wsaw");
        String prefix = WSDLSerializationUtil.getPrefix(axisService.getTargetNamespace(),
                                                        namespaceMap);
        if (prefix == null || "".equals(prefix)) {
            prefix = DEFAULT_TARGET_NAMESPACE_PREFIX;
        }

        namespaceMap.put(prefix, axisService.getTargetNamespace());
        tns = ele.declareNamespace(axisService.getTargetNamespace(), prefix);

        // axis2.xml indicated no HTTP binding?
        boolean disableREST = false;
        Parameter disableRESTParameter = axisService.getParameter(
                org.apache.axis2.Constants.Configuration.DISABLE_REST);
        if (disableRESTParameter != null
                && JavaUtils.isTrueExplicitly(disableRESTParameter.getValue())) {
            disableREST = true;
        }

        boolean disableSOAP11 = false;
        Parameter disableSOAP11Parameter = axisService
                .getParameter(org.apache.axis2.Constants.Configuration.DISABLE_SOAP11);
        if (disableSOAP11Parameter != null
                && JavaUtils.isTrueExplicitly(disableSOAP11Parameter.getValue())) {
            disableSOAP11 = true;
        }

        // axis2.xml indicated no SOAP 1.2 binding?
        boolean disableSOAP12 = false;
        Parameter disableSOAP12Parameter = axisService
                .getParameter(org.apache.axis2.Constants.Configuration.DISABLE_SOAP12);
        if (disableSOAP12Parameter != null
                && JavaUtils.isTrueExplicitly(disableSOAP12Parameter.getValue())) {
            disableSOAP12 = true;
        }

        // adding documentation element
        // <documentation>&lt;b&gt;NEW!&lt;/b&gt; This method accepts an ISBN
        // string and returns &lt;b&gt;Amazon.co.uk&lt;/b&gt; Sales Rank for
        // that book.</documentation>
        WSDLSerializationUtil.addWSDLDocumentationElement(axisService, ele, fac, wsdl);

        ele.addAttribute("targetNamespace", axisService.getTargetNamespace(), null);
        OMElement wsdlTypes = fac.createOMElement("types", wsdl);
        ele.addChild(wsdlTypes);

        // populate the schema mappings
        axisService.populateSchemaMappings();

        ArrayList schemas = axisService.getSchema();
        for (int i = 0; i < schemas.size(); i++) {
            StringWriter writer = new StringWriter();

            // XmlSchema schema = (XmlSchema) schemas.get(i);
            XmlSchema schema = axisService.getSchema(i);

            String targetNamespace = schema.getTargetNamespace();
            if (!Constants.NS_URI_XML.equals(targetNamespace)) {
                schema.write(writer);
                String schemaString = writer.toString();
                if (!"".equals(schemaString)) {
                    wsdlTypes.addChild(XMLUtils.toOM(new StringReader(schemaString)));
                }
            }
        }
        generateMessages(fac, ele);
        generatePortType(fac, ele);

//         generateSOAP11Binding(fac, ele);
//        if (!disableSOAP12) {
//            generateSOAP12Binding(fac, ele);
//        }
//        if (!disableREST) {
//            generateHTTPBinding(fac, ele);
//        }

        generateService(fac, ele, disableREST, disableSOAP12 , disableSOAP11);
        addPoliciesToDefinitionElement(policiesInDefinitions.values().iterator(), definition);

        return ele;
    }

    private void generateMessages(final OMFactory fac, final OMElement defintions) {
        HashSet faultMessageNames = new HashSet();
        messagesMap = new HashMap();

        Iterator operations = axisService.getOperations();
        while (operations.hasNext()) {
            AxisOperation axisOperation = (AxisOperation) operations.next();
            if (axisOperation.isControlOperation()) {
                continue;
            }
            String MEP = axisOperation.getMessageExchangePattern();
            if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {
                AxisMessage inaxisMessage =
                        axisOperation.getMessage(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
                if (inaxisMessage != null) {
                    writeMessage(inaxisMessage, fac, defintions);
                    generateHeaderMessages(inaxisMessage, fac, defintions);
                }
            }

            if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {
                AxisMessage outAxisMessage = axisOperation
                        .getMessage(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
                if (outAxisMessage != null) {
                    writeMessage(outAxisMessage, fac, defintions);
                    generateHeaderMessages(outAxisMessage, fac, defintions);
                }
            }

            // generate fault Messages
            ArrayList faultyMessages = axisOperation.getFaultMessages();
            if (faultyMessages != null) {
                for (Object faultyMessage : faultyMessages) {
                    AxisMessage axisMessage = (AxisMessage)faultyMessage;
                    String name = axisMessage.getName();
                    if (faultMessageNames.add(name)) {
                        writeMessage(axisMessage, fac, defintions);
                        generateHeaderMessages(axisMessage, fac, defintions);
                    }
                }
            }
        }
    }

    private void generateHeaderMessages(final AxisMessage axismessage, final OMFactory fac,
            final OMElement defintions) {
        ArrayList extList = axismessage.getSoapHeaders();
        for (Object anExtList : extList) {
            SOAPHeaderMessage header = (SOAPHeaderMessage)anExtList;
            OMElement messageElement = fac.createOMElement(MESSAGE_LOCAL_NAME, wsdl);
            messageElement.addAttribute(ATTRIBUTE_NAME, header.getMessage().getLocalPart(), null);
            defintions.addChild(messageElement);
            OMElement messagePart = fac.createOMElement(PART_ATTRIBUTE_NAME, wsdl);
            messageElement.addChild(messagePart);
            messagePart.addAttribute(ATTRIBUTE_NAME, header.part(), null);
            if (header.getElement() == null) {
                throw new RuntimeException(ELEMENT_ATTRIBUTE_NAME
                                           + " is null for " + header.getMessage());
            }
            messagePart.addAttribute(ELEMENT_ATTRIBUTE_NAME,
                                     WSDLSerializationUtil.getPrefix(header.getElement()
                                             .getNamespaceURI(), axisService.getNamespaceMap())
                                     + ":" + header.getElement().getLocalPart(), null);
        }
    }

    private void writeMessage(final AxisMessage axismessage, final OMFactory fac, final OMElement defintions) {
        if (messagesMap.get(axismessage.getName()) == null) {
            messagesMap.put(axismessage.getName(), axismessage);
            QName schemaElementName = axismessage.getElementQName();
            OMElement messageElement = fac.createOMElement(MESSAGE_LOCAL_NAME, wsdl);
            messageElement.addAttribute(ATTRIBUTE_NAME, axismessage.getName(), null);
            defintions.addChild(messageElement);
            if (schemaElementName != null) {
                OMElement messagePart = fac.createOMElement(PART_ATTRIBUTE_NAME, wsdl);
                messageElement.addChild(messagePart);
                if (axismessage.getMessagePartName() != null) {
                    messagePart.addAttribute(ATTRIBUTE_NAME,
                                             axismessage.getMessagePartName(),
                                             null);
                } else {
                    messagePart.addAttribute(ATTRIBUTE_NAME, axismessage.getPartName(), null);
                }
                messagePart.addAttribute(ELEMENT_ATTRIBUTE_NAME,
                        WSDLSerializationUtil.getPrefix(schemaElementName.getNamespaceURI(),
                                                        axisService.getNamespaceMap())
                                + ":" + schemaElementName.getLocalPart(), null);
            }
        }

    }

    /**
     * Builds the &lt;portType&gt; element in the passed WSDL definition. When
     * this returns successfully, there will be a new child element under
     * definitons for the portType.
     *
     * @param fac
     *            the active OMFactory
     * @param defintions
     *            the WSDL &lt;definitions&gt; element
     * @throws Exception
     *             if there's a problem
     */
    private void generatePortType(final OMFactory fac, final OMElement defintions)
            throws Exception {
        OMElement portType = fac.createOMElement(PORT_TYPE_LOCAL_NAME, wsdl);
        defintions.addChild(portType);

        portType.addAttribute(ATTRIBUTE_NAME, serviceName + PORT_TYPE_SUFFIX,
                null);

        addPolicyAsExtAttribute(axisService, portType, fac);

        for (Iterator operations = axisService.getOperations(); operations
                .hasNext();) {
            AxisOperation axisOperation = (AxisOperation) operations.next();
            if (axisOperation.isControlOperation()
                    || axisOperation.getName() == null) {
                continue;
            }
            String operationName = axisOperation.getName().getLocalPart();
            OMElement operation = fac.createOMElement(OPERATION_LOCAL_NAME,
                    wsdl);
            WSDLSerializationUtil.addWSDLDocumentationElement(axisOperation,
                    operation, fac, wsdl);
            portType.addChild(operation);
            operation.addAttribute(ATTRIBUTE_NAME, operationName, null);
            addPolicyAsExtAttribute(axisOperation, operation,fac);

            String MEP = axisOperation.getMessageExchangePattern();
            if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {
                AxisMessage inaxisMessage = axisOperation
                        .getMessage(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
                if (inaxisMessage != null) {
                    OMElement input = fac.createOMElement(IN_PUT_LOCAL_NAME,
                            wsdl);
                    WSDLSerializationUtil.addWSDLDocumentationElement(
                            inaxisMessage, input, fac, wsdl);
                    input.addAttribute(MESSAGE_LOCAL_NAME, tns.getPrefix()
                            + ":" + inaxisMessage.getName(), null);
                    addPolicyAsExtAttribute(inaxisMessage, input,fac);

                    WSDLSerializationUtil.addWSAWActionAttribute(input,
                            axisOperation.getInputAction(), wsaw);
                    operation.addChild(input);
                }
            }

            if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {
                AxisMessage outAxisMessage = axisOperation
                        .getMessage(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
                if (outAxisMessage != null) {
                    OMElement output = fac.createOMElement(OUT_PUT_LOCAL_NAME,
                            wsdl);
                    WSDLSerializationUtil.addWSDLDocumentationElement(
                            outAxisMessage, output, fac, wsdl);
                    output.addAttribute(MESSAGE_LOCAL_NAME, tns.getPrefix()
                            + ":" + outAxisMessage.getName(), null);
                    addPolicyAsExtAttribute(outAxisMessage, output, fac);
                    WSDLSerializationUtil.addWSAWActionAttribute(output,
                            axisOperation.getOutputAction(), wsaw);
                    operation.addChild(output);
                }
            }

            // generate fault Messages
            ArrayList faultMessages = axisOperation.getFaultMessages();
            if (faultMessages != null) {
                for (Object faultMessage : faultMessages) {
                    AxisMessage faultyMessage = (AxisMessage)faultMessage;
                    OMElement fault = fac.createOMElement(FAULT_LOCAL_NAME, wsdl);
                    WSDLSerializationUtil.addWSDLDocumentationElement(faultyMessage,
                                                                      fault,
                                                                      fac,
                                                                      wsdl);
                    fault.addAttribute(MESSAGE_LOCAL_NAME, tns.getPrefix()
                                                           + ":" + faultyMessage.getName(), null);
                    fault.addAttribute(ATTRIBUTE_NAME, faultyMessage.getName(), null);
                    WSDLSerializationUtil.addWSAWActionAttribute(fault,
                                                                 axisOperation.getFaultAction(
                                                                         faultyMessage.getName()),
                                                                 wsaw);
                    // TODO add policies for fault messages
                    operation.addChild(fault);
                }
            }

        }
    }

    /**
     * Generate the WSDL &lt;service&gt; element
     *
     * @param fac
     *            the active OMFactory
     * @param defintions
     *            the WSDL &lt;definitions&gt; element under which to put the
     *            service
     * @param disableREST
     *            if false, generate REST binding, if true, don't
     * @param disableSOAP12
     *            if false, generate SOAP 1.2 binding, if true, don't
     * @throws Exception
     *             if there's a problem
     */
    public void generateService(final OMFactory fac, final OMElement defintions, final boolean disableREST,
                                final boolean disableSOAP12, final boolean disableSOAP11)
            throws Exception {
        OMElement service = fac.createOMElement(SERVICE_LOCAL_NAME, wsdl);
        defintions.addChild(service);
        service.addAttribute(ATTRIBUTE_NAME, serviceName, null);

        if (!disableSOAP11) {
            generateSoap11Port(fac, defintions, service);
        }

        if (!disableSOAP12) {
            // generateSOAP12Ports(fac, service);
            generateSoap12Port(fac, defintions, service);
        }


        addPolicyAsExtElement(PolicyInclude.SERVICE_POLICY, axisService.getPolicyInclude(),
                              service);
        // addPolicyAsExtElement(PolicyInclude.AXIS_SERVICE_POLICY, axisService.
        // getPolicyInclude(), service);

        if (!disableREST) {
            // generateHTTPPorts(fac, service);
            generateHttpPort(fac, definition, service);
        }
    }

    private void writeSoapHeaders(final AxisMessage inaxisMessage, final OMFactory fac,
            final OMElement input, final OMNamespace soapNameSpace) throws Exception {
        ArrayList extElementList;
        extElementList = inaxisMessage.getSoapHeaders();
        if (extElementList != null) {
            Iterator elements = extElementList.iterator();
            while (elements.hasNext()) {
                SOAPHeaderMessage soapheader = (SOAPHeaderMessage) elements
                        .next();
                addSOAPHeader(fac, input, soapheader, soapNameSpace);
            }
        }
    }

    private void addExtensionElement(final OMFactory fac, final OMElement element,
            final String name, final String att1Name, final String att1Value, final String att2Name,
            final String att2Value, final OMNamespace soapNameSpace) {
        OMElement soapbinding = fac.createOMElement(name, soapNameSpace);
        element.addChild(soapbinding);
        soapbinding.addAttribute(att1Name, att1Value, null);
        if (att2Name != null) {
            soapbinding.addAttribute(att2Name, att2Value, null);
        }
    }

    private void setDefinitionElement(final OMElement defintion) {
        this.definition = defintion;
    }

    private void addSOAPHeader(final OMFactory fac, final OMElement element,
            final SOAPHeaderMessage header, final OMNamespace soapNameSpace) {
        OMElement extElement = fac.createOMElement("header", soapNameSpace);
        element.addChild(extElement);
        String use = header.getUse();
        if (use != null) {
            extElement.addAttribute("use", use, null);
        }
        if (header.part() != null) {
            extElement.addAttribute("part", header.part(), null);
        }
        if (header.getMessage() != null) {
            extElement.addAttribute("message", WSDLSerializationUtil.getPrefix(
                    targetNamespace, axisService.getNamespaceMap())
                    + ":" + header.getMessage().getLocalPart(), null);
        }
    }

    private void addPolicyAsExtElement(final int type, final PolicyInclude policyInclude,
            final OMElement parentElement) throws Exception {
        ArrayList elementList = policyInclude.getPolicyElements(type);

        for (Object policyElement : elementList) {
            if (policyElement instanceof Policy) {
                OMElement child = PolicyUtil.getPolicyComponentAsOMElement(
                        (PolicyComponent)policyElement, serializer);

//                OMNode firstChildElem = parentElement.getFirstElement();

                // if (firstChildElem == null) {
                // parentElement.addChild(child);
                // } else {
                // firstChildElem.insertSiblingBefore(child);
                // }
                // there is a problem with the OM insertSiblingBefore element
                // with
                // drops the already exists elements.
                // since there is no any techical problem of adding policy
                // elements after other
                // children temporaliy fix this as it is.
                // one OM fix this issue we can revert this change.
                parentElement.addChild(child);

            } else if (policyElement instanceof PolicyReference) {
                OMElement child = PolicyUtil
                        .getPolicyComponentAsOMElement((PolicyComponent)policyElement);
                OMElement firstChildElem = parentElement.getFirstElement();

                if (firstChildElem == null) {
                    parentElement.addChild(child);
                } else {
                    firstChildElem.insertSiblingBefore(child);
                }

                PolicyRegistry reg = policyInclude.getPolicyRegistry();
                String key = ((PolicyReference)policyElement).getURI();

                if (key.startsWith("#")) {
                    key = key.substring(key.indexOf("#") + 1);
                }

                Policy p = reg.lookup(key);

                if (p == null) {
                    throw new Exception("Policy not found for uri : " + key);
                }

                addPolicyToDefinitionElement(key, p);
            }
        }
    }

    private void addPoliciesToDefinitionElement(final Iterator iterator,
            final OMElement definitionElement) throws Exception {
        Policy policy;
        OMElement policyElement;
        OMNode firstChild;

        for (; iterator.hasNext();) {
            policy = (Policy) iterator.next();
            policyElement = PolicyUtil.getPolicyComponentAsOMElement(policy,
                    serializer);
            firstChild = definition.getFirstOMChild();
            if (firstChild != null) {
                firstChild.insertSiblingBefore(policyElement);
            } else {
                definitionElement.addChild(policyElement);
            }
        }
    }

    private void addPolicyToDefinitionElement(final String key, final Policy policy) {
        policiesInDefinitions.put(key, policy);
    }

    public String getStyle() {
        return style;
    }

    public void setStyle(final String style) {
        this.style = style;
    }

    public String getUse() {
        return use;
    }

    public void setUse(final String use) {
        this.use = use;
    }

    private void generateSoap11Port(final OMFactory fac, final OMElement definition,
            final OMElement service) throws Exception {
        Iterator iterator = axisService.getEndpoints().values().iterator();
        AxisEndpoint axisEndpoint;
        AxisBinding axisBinding;
        for (; iterator.hasNext();) {
            axisEndpoint = (AxisEndpoint) iterator.next();
            /*
             * Some transports might not be active at runtime.
             */
            if (!axisEndpoint.isActive()) {
                continue;
            }
            axisBinding = axisEndpoint.getBinding();
            String type = axisBinding.getType();
            if (Java2WSDLConstants.TRANSPORT_URI.equals(type)
                    || WSDL2Constants.URI_WSDL2_SOAP.equals(type)) {
                String version = (String) axisBinding
                        .getProperty(WSDL2Constants.ATTR_WSOAP_VERSION);
                if (SOAP11Constants.SOAP_ENVELOPE_NAMESPACE_URI.equals(version)) {
                    OMElement port = fac.createOMElement(PORT, wsdl);
                    service.addChild(port);
                    port.addAttribute(ATTRIBUTE_NAME, axisEndpoint.getName(),
                            null);
                    QName qname = axisBinding.getName();
                    port.addAttribute(BINDING_LOCAL_NAME, tns.getPrefix() + ":"
                            + qname.getLocalPart(), null);
                    String endpointURL = getEndpointURL(axisEndpoint);
                    WSDLSerializationUtil.addExtensionElement(fac, port,
                            SOAP_ADDRESS, LOCATION, (endpointURL == null) ? ""
                                    : endpointURL, soap);
                    generateEPRElement(fac, port, endpointURL);
                    addPolicyAsExtElement(axisEndpoint, port);
                    generateSoap11Binding(fac, definition, axisEndpoint
                            .getBinding());
                }
            }
        }
    }

    private void generateSoap12Port(final OMFactory fac, final OMElement definition,
            final OMElement service) throws Exception {

        // /////////////////// FIXME //////////////////////////////////////////
        Iterator iterator = axisService.getEndpoints().values().iterator();
        AxisEndpoint axisEndpoint;
        AxisBinding axisBinding;
        for (; iterator.hasNext();) {
            axisEndpoint = (AxisEndpoint) iterator.next();
            /*
             *
             */
            if (!axisEndpoint.isActive()) {
                continue;
            }
            axisBinding = axisEndpoint.getBinding();
            String type = axisBinding.getType();
            if (Java2WSDLConstants.TRANSPORT_URI.equals(type)
                    || WSDL2Constants.URI_WSDL2_SOAP.equals(type)) {
                String version = (String) axisBinding
                        .getProperty(WSDL2Constants.ATTR_WSOAP_VERSION);
                if (SOAP12Constants.SOAP_ENVELOPE_NAMESPACE_URI.equals(version)) {

                    OMElement port = fac.createOMElement(PORT, wsdl);
                    service.addChild(port);
                    port.addAttribute(ATTRIBUTE_NAME, axisEndpoint.getName(),
                            null);
                    QName qname = axisBinding.getName();
                    port.addAttribute(BINDING_LOCAL_NAME, tns.getPrefix() + ":"
                            + qname.getLocalPart(), null);
                    String endpointURL = getEndpointURL(axisEndpoint);
                    WSDLSerializationUtil.addExtensionElement(fac, port,
                            SOAP_ADDRESS, LOCATION, (endpointURL == null) ? ""
                                    : endpointURL, soap12);
                    generateEPRElement(fac, port, endpointURL);
                    addPolicyAsExtElement(axisEndpoint, port);
                    generateSoap12Binding(fac, definition, axisEndpoint
                            .getBinding());
                }
            }
        }
    }

    private void generateHttpPort(final OMFactory fac, final OMElement definition,
            final OMElement service) throws Exception {

        // /////////////////// FIXME //////////////////////////////////////////
        Iterator iterator = axisService.getEndpoints().values().iterator();
        AxisEndpoint axisEndpoint;
        AxisBinding axisBinding;
        for (; iterator.hasNext();) {
            axisEndpoint = (AxisEndpoint) iterator.next();
            /*
             *
             */
            if (!axisEndpoint.isActive()) {
                continue;
            }
            axisBinding = axisEndpoint.getBinding();
            String type = axisBinding.getType();
            if (WSDL2Constants.URI_WSDL2_HTTP.equals(type)) {
                OMElement port = fac.createOMElement(PORT, wsdl);
                service.addChild(port);
                port.addAttribute(ATTRIBUTE_NAME, axisEndpoint.getName(), null);
                QName qname = axisBinding.getName();
                port.addAttribute(BINDING_LOCAL_NAME, tns.getPrefix() + ":"
                        + qname.getLocalPart(), null);
                OMElement extElement = fac.createOMElement("address", http);
                String endpointURL = getEndpointURL(axisEndpoint);
                extElement.addAttribute("location", (endpointURL == null) ? ""
                        : endpointURL, null);
                port.addChild(extElement);

                addPolicyAsExtElement(axisEndpoint, port);
                generateHttpBinding(fac, definition, axisEndpoint.getBinding());
            }
        }
    }

    private void generateSoap11Binding(final OMFactory fac, final OMElement defintions,
            final AxisBinding axisBinding) throws Exception {
        if (isAlreadyAdded(axisBinding, defintions)) {
            return;
        }
        OMElement binding = fac.createOMElement(BINDING_LOCAL_NAME, wsdl);
        OMElement serviceElement = defintions.getFirstChildWithName(new QName(
                wsdl.getNamespaceURI(), SERVICE_LOCAL_NAME));
        serviceElement.insertSiblingBefore(binding);

        QName qname = axisBinding.getName();
        binding.addAttribute(ATTRIBUTE_NAME, qname.getLocalPart(), null);
        binding.addAttribute("type", tns.getPrefix() + ":" + serviceName
                + PORT_TYPE_SUFFIX, null);

        // Adding ext elements
        addPolicyAsExtElement(axisBinding, binding);
        addExtensionElement(fac, binding, BINDING_LOCAL_NAME, TRANSPORT,
                TRANSPORT_URI, STYLE, style, soap);

        // /////////////////////////////////////////////////////////////////////
        // Add WS-Addressing UsingAddressing element if appropriate
        // SHOULD be on the binding element per the specification
        if (AddressingHelper
                .getAddressingRequirementParemeterValue(axisService).equals(
                        AddressingConstants.ADDRESSING_OPTIONAL)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                    AddressingConstants.USING_ADDRESSING,
                    DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true", wsaw);
        } else if (AddressingHelper.getAddressingRequirementParemeterValue(
                axisService).equals(AddressingConstants.ADDRESSING_REQUIRED)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                    AddressingConstants.USING_ADDRESSING,
                    DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true", wsaw);
        }
        // //////////////////////////////////////////////////////////////////////

        for (Iterator axisBindingOperations = axisBinding.getChildren(); axisBindingOperations
                .hasNext();) {
            AxisBindingOperation axisBindingOperation = (AxisBindingOperation) axisBindingOperations
                    .next();
            AxisOperation axisOperation = axisBindingOperation
                    .getAxisOperation();
            if (axisOperation.isControlOperation()
                    || axisOperation.getName() == null) {
                continue;
            }
            String opeartionName = axisOperation.getName().getLocalPart();
            OMElement operation = fac.createOMElement(OPERATION_LOCAL_NAME,
                    wsdl);
            binding.addChild(operation);
            String soapAction = axisOperation.getSoapAction();
            if (soapAction == null) {
                soapAction = "";
            }
            addPolicyAsExtElement(axisBindingOperation, operation);
            addExtensionElement(fac, operation, OPERATION_LOCAL_NAME,
                    SOAP_ACTION, soapAction, STYLE, style, soap);

            // addPolicyAsExtElement(PolicyInclude.BINDING_OPERATION_POLICY,
            // axisOperation.getPolicyInclude(), operation);

            String MEP = axisOperation.getMessageExchangePattern();

            if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {
                AxisBindingMessage axisBindingInMessage = (AxisBindingMessage) axisBindingOperation
                        .getChild(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
                if (axisBindingInMessage != null) {
                    AxisMessage inaxisMessage = axisBindingInMessage
                            .getAxisMessage();

                    if (inaxisMessage != null) {
                        operation.addAttribute(ATTRIBUTE_NAME, opeartionName,
                                null);
                        OMElement input = fac.createOMElement(
                                IN_PUT_LOCAL_NAME, wsdl);
                        addPolicyAsExtElement(axisBindingInMessage, input);
                        addExtensionElement(fac, input, SOAP_BODY, SOAP_USE,
                                use, null, targetNamespace, soap);
                        // addPolicyAsExtElement(PolicyInclude.BINDING_INPUT_POLICY,
                        // inaxisMessage.getPolicyInclude(), input);
                        operation.addChild(input);
                        writeSoapHeaders(inaxisMessage, fac, input, soap12);
                    }
                }
            }

            if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {

                AxisBindingMessage axisBindingOutMessage = (AxisBindingMessage) axisBindingOperation
                        .getChild(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
                if (axisBindingOutMessage != null) {
                    AxisMessage outAxisMessage = axisBindingOutMessage
                            .getAxisMessage();
                    if (outAxisMessage != null) {
                        OMElement output = fac.createOMElement(
                                OUT_PUT_LOCAL_NAME, wsdl);
                        addPolicyAsExtElement(axisBindingOutMessage, output);
                        addExtensionElement(fac, output, SOAP_BODY, SOAP_USE,
                                use, null, targetNamespace, soap);
                        // addPolicyAsExtElement(PolicyInclude.BINDING_OUTPUT_POLICY,
                        // outAxisMessage.getPolicyInclude(), output);
                        operation.addChild(output);
                        writeSoapHeaders(outAxisMessage, fac, output, soap12);
                    }
                }
            }

            // generate fault Messages
            ArrayList faultyMessages = axisBindingOperation.getFaults();
            if (faultyMessages != null) {
                for (Object faultyMessage1 : faultyMessages) {
                    AxisBindingMessage bindingFaultyMessage = (AxisBindingMessage)faultyMessage1;
                    if (bindingFaultyMessage != null) {
                        AxisMessage faultyMessage = bindingFaultyMessage.getAxisMessage();

                        OMElement fault = fac.createOMElement(FAULT_LOCAL_NAME, wsdl);

                        addPolicyAsExtElement(bindingFaultyMessage, fault);
                        addExtensionElement(fac, fault, FAULT_LOCAL_NAME,
                                            SOAP_USE, use, ATTRIBUTE_NAME,
                                            faultyMessage.getName(), soap);
                        fault.addAttribute(ATTRIBUTE_NAME, faultyMessage.getName(), null);
                        // add policies for fault messages
                        operation.addChild(fault);
                        writeSoapHeaders(faultyMessage, fac, fault, soap);
                    }
                }
            }
        }
    }

    private void generateSoap12Binding(final OMFactory fac, final OMElement definitions,
            final AxisBinding axisBinding) throws Exception {
        if (isAlreadyAdded(axisBinding, definitions)) {
            return;
        }
        OMElement binding = fac.createOMElement(BINDING_LOCAL_NAME, wsdl);
        OMElement serviceElement = definitions.getFirstChildWithName(new QName(
                wsdl.getNamespaceURI(), SERVICE_LOCAL_NAME));
        serviceElement.insertSiblingBefore(binding);

        QName qname = axisBinding.getName();
        binding.addAttribute(ATTRIBUTE_NAME, qname.getLocalPart(), null);
        binding.addAttribute("type", tns.getPrefix() + ":" + serviceName
                + PORT_TYPE_SUFFIX, null);

        // Adding ext elements
        addPolicyAsExtElement(axisBinding, binding);
        addExtensionElement(fac, binding, BINDING_LOCAL_NAME, TRANSPORT,
                TRANSPORT_URI, STYLE, style, soap12);

        // /////////////////////////////////////////////////////////////////////
        // Add WS-Addressing UsingAddressing element if appropriate
        // SHOULD be on the binding element per the specification
        if (AddressingHelper
                .getAddressingRequirementParemeterValue(axisService).equals(
                        AddressingConstants.ADDRESSING_OPTIONAL)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                    AddressingConstants.USING_ADDRESSING,
                    DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true", wsaw);
        } else if (AddressingHelper.getAddressingRequirementParemeterValue(
                axisService).equals(AddressingConstants.ADDRESSING_REQUIRED)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                    AddressingConstants.USING_ADDRESSING,
                    DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true", wsaw);
        }
        // //////////////////////////////////////////////////////////////////////

        for (Iterator axisBindingOperations = axisBinding.getChildren(); axisBindingOperations
                .hasNext();) {
            AxisBindingOperation axisBindingOperation = (AxisBindingOperation) axisBindingOperations
                    .next();
            AxisOperation axisOperation = axisBindingOperation
                    .getAxisOperation();
            if (axisOperation.isControlOperation()
                    || axisOperation.getName() == null) {
                continue;
            }
            String opeartionName = axisOperation.getName().getLocalPart();
            OMElement operation = fac.createOMElement(OPERATION_LOCAL_NAME,
                    wsdl);
            binding.addChild(operation);
            String soapAction = axisOperation.getSoapAction();
            if (soapAction == null) {
                soapAction = "";
            }
            addPolicyAsExtElement(axisBindingOperation, operation);
            addExtensionElement(fac, operation, OPERATION_LOCAL_NAME,
                    SOAP_ACTION, soapAction, STYLE, style, soap12);

            // addPolicyAsExtElement(PolicyInclude.BINDING_OPERATION_POLICY,
            // axisOperation.getPolicyInclude(), operation);

            String MEP = axisOperation.getMessageExchangePattern();

            if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {
                AxisBindingMessage axisBindingInMessage = (AxisBindingMessage) axisBindingOperation
                        .getChild(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
                if (axisBindingInMessage != null) {
                    AxisMessage inaxisMessage = axisBindingInMessage
                            .getAxisMessage();

                    if (inaxisMessage != null) {
                        operation.addAttribute(ATTRIBUTE_NAME, opeartionName,
                                null);
                        OMElement input = fac.createOMElement(
                                IN_PUT_LOCAL_NAME, wsdl);
                        addPolicyAsExtElement(axisBindingInMessage, input);
                        addExtensionElement(fac, input, SOAP_BODY, SOAP_USE,
                                use, null, targetNamespace, soap12);
                        operation.addChild(input);
                        writeSoapHeaders(inaxisMessage, fac, input, soap12);
                    }
                }
            }

            if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {

                AxisBindingMessage axisBindingOutMessage = (AxisBindingMessage) axisBindingOperation
                        .getChild(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
                if (axisBindingOutMessage != null) {
                    AxisMessage outAxisMessage = axisBindingOutMessage
                            .getAxisMessage();
                    if (outAxisMessage != null) {
                        OMElement output = fac.createOMElement(
                                OUT_PUT_LOCAL_NAME, wsdl);
                        addPolicyAsExtElement(axisBindingOutMessage, output);
                        addExtensionElement(fac, output, SOAP_BODY, SOAP_USE,
                                use, null, targetNamespace, soap12);
                        // addPolicyAsExtElement(PolicyInclude.BINDING_OUTPUT_POLICY,
                        // outAxisMessage.getPolicyInclude(), output);
                        operation.addChild(output);
                        writeSoapHeaders(outAxisMessage, fac, output, soap12);
                    }
                }
            }

            // generate fault Messages
            ArrayList faultyMessages = axisBindingOperation.getFaults();
            if (faultyMessages != null) {
                for (Object faultyMessage1 : faultyMessages) {
                    AxisBindingMessage bindingFaultyMessage = (AxisBindingMessage)faultyMessage1;
                    if (bindingFaultyMessage != null) {
                        AxisMessage faultyMessage = bindingFaultyMessage
                                .getAxisMessage();
                        OMElement fault = fac.createOMElement(FAULT_LOCAL_NAME,
                                                              wsdl);
                        addPolicyAsExtElement(bindingFaultyMessage, fault);
                        addExtensionElement(fac, fault, FAULT_LOCAL_NAME,
                                            SOAP_USE, use, ATTRIBUTE_NAME, faultyMessage
                                .getName(), soap12);
                        fault.addAttribute(ATTRIBUTE_NAME, faultyMessage
                                .getName(), null);
                        // add policies for fault messages
                        operation.addChild(fault);
                        writeSoapHeaders(faultyMessage, fac, fault, soap12);
                    }
                }
            }
        }
    }

    private void generateHttpBinding(final OMFactory fac, final OMElement definitions,
            final AxisBinding axisBinding) throws Exception {
        if (isAlreadyAdded(axisBinding, definitions)) {
            return;
        }
        OMElement binding = fac.createOMElement(BINDING_LOCAL_NAME, wsdl);
        OMElement serviceElement = definitions.getFirstChildWithName(new QName(
                wsdl.getNamespaceURI(), SERVICE_LOCAL_NAME));
        serviceElement.insertSiblingBefore(binding);

        QName qname = axisBinding.getName();
        binding.addAttribute(ATTRIBUTE_NAME, qname.getLocalPart(), null);
        binding.addAttribute("type", tns.getPrefix() + ":" + serviceName
                + PORT_TYPE_SUFFIX, null);

        OMElement httpBinding = fac.createOMElement("binding", http);
        binding.addChild(httpBinding);
        httpBinding.addAttribute("verb", "POST", null);

        for (Iterator axisBindingOperations = axisBinding.getChildren(); axisBindingOperations
                .hasNext();) {
            AxisBindingOperation axisBindingOperation = (AxisBindingOperation) axisBindingOperations
                    .next();
            AxisOperation axisOperation = axisBindingOperation
                    .getAxisOperation();
            if (axisOperation.isControlOperation()
                    || axisOperation.getName() == null) {
                continue;
            }
            String opeartionName = axisOperation.getName().getLocalPart();
            OMElement operation = fac.createOMElement(OPERATION_LOCAL_NAME,
                    wsdl);
            binding.addChild(operation);

            OMElement httpOperation = fac.createOMElement("operation", http);
            operation.addChild(httpOperation);
            httpOperation.addAttribute("location", serviceName + "/"
                    + axisOperation.getName().getLocalPart(), null);

            String MEP = axisOperation.getMessageExchangePattern();

            if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {
                AxisBindingMessage axisBindingInMessage = (AxisBindingMessage) axisBindingOperation
                        .getChild(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
                if (axisBindingInMessage != null) {
                    AxisMessage inaxisMessage = axisBindingInMessage
                            .getAxisMessage();

                    if (inaxisMessage != null) {
                        operation.addAttribute(ATTRIBUTE_NAME, opeartionName,
                                null);
                        OMElement input = fac.createOMElement(
                                IN_PUT_LOCAL_NAME, wsdl);
                        OMElement inputelement = fac.createOMElement("content",
                                mime);
                        input.addChild(inputelement);
                        inputelement.addAttribute("type", "text/xml", null);
                        inputelement.addAttribute("part", axisOperation
                                .getName().getLocalPart(), null);
                        operation.addChild(input);
                    }
                }
            }

            if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT.equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT.equals(MEP)) {

                AxisBindingMessage axisBindingOutMessage = (AxisBindingMessage) axisBindingOperation
                        .getChild(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
                if (axisBindingOutMessage != null) {
                    AxisMessage outAxisMessage = axisBindingOutMessage
                            .getAxisMessage();
                    if (outAxisMessage != null) {
                        OMElement output = fac.createOMElement(
                                OUT_PUT_LOCAL_NAME, wsdl);
                        OMElement outElement = fac.createOMElement("content",
                                mime);
                        outElement.addChild(outElement);
                        outElement.addAttribute("type", "text/xml", null);
                        outElement.addAttribute("part", axisOperation.getName()
                                .getLocalPart(), null);
                        output.addChild(outElement);
                        operation.addChild(output);
                    }
                }
            }
        }
    }

    private void addPolicyAsExtElement(final AxisDescription axisDescription,
            final OMElement wsdlElement) throws Exception {
        PolicySubject policySubject = axisDescription.getPolicySubject();
        Collection attachPolicyComponents = policySubject
                .getAttachedPolicyComponents();

        for (Object policyElement : attachPolicyComponents) {
            if (policyElement instanceof Policy) {
                PolicyReference policyReference =
                        PolicyUtil.createPolicyReference((Policy)policyElement);
                OMElement policyRefElement =
                        PolicyUtil.getPolicyComponentAsOMElement(policyReference, serializer);

                OMNode firstChildElem = wsdlElement.getFirstElement();
                if (firstChildElem == null) {
                    wsdlElement.addChild(policyRefElement);
                } else {
                    firstChildElem.insertSiblingBefore(policyRefElement);
                }
                String key = policyReference.getURI();
                if (key.startsWith("#")) {
                    key = key.substring(key.indexOf("#") + 1);
                }
                addPolicyToDefinitionElement(key, (Policy)policyElement);

            } else if (policyElement instanceof PolicyReference) {
                OMElement child =
                        PolicyUtil.getPolicyComponentAsOMElement((PolicyComponent)policyElement,
                                                                 serializer);
                OMElement firstChildElem = wsdlElement.getFirstElement();

                if (firstChildElem == null) {
                    wsdlElement.addChild(child);
                } else {
                    firstChildElem.insertSiblingBefore(child);
                }

                String key = ((PolicyReference)policyElement).getURI();
                if (key.startsWith("#")) {
                    key = key.substring(key.indexOf("#") + 1);
                }

                PolicyLocator locator = new PolicyLocator(axisService);
                Policy p = locator.lookup(key);

                if (p == null) {
                    throw new Exception("Policy not found for uri : " + key);
                }
                addPolicyToDefinitionElement(key, p);
            }
        }
    }

    private void addPolicyAsExtAttribute(final AxisDescription axisDescription,
            final OMElement element, final OMFactory factory) throws Exception {

        PolicySubject policySubject = axisDescription.getPolicySubject();
        ArrayList policyURIs = new ArrayList();

        for (Object policyElement : policySubject.getAttachedPolicyComponents()) {
            String key;

            if (policyElement instanceof Policy) {
                Policy p = (Policy)policyElement;

                if (p.getId() != null) {
                    key = "#" + p.getId();
                } else if (p.getName() != null) {
                    key = p.getName();
                } else {
                    throw new RuntimeException(
                            "Can't add the Policy as an extensibility attribute since it doesn't have a id or a name attribute");
                }

                policyURIs.add(key);
                addPolicyToDefinitionElement(key, p);
            } else {
                String uri = ((PolicyReference)policyElement).getURI();
                PolicyLocator locator = new PolicyLocator(axisService);
                if (uri.startsWith("#")) {
                    key = uri.substring(uri.indexOf('#') + 1);
                } else {
                    key = uri;
                }

                Policy p = locator.lookup(key);

                if (p == null) {
                    throw new RuntimeException("Cannot resolve " + uri
                                               + " to a Policy");
                }
                policyURIs.add(uri);
                addPolicyToDefinitionElement(key, p);
            }
        }

        if (!policyURIs.isEmpty()) {
            String value = null;

            /*
             * We need to create a String that is like 'uri1 uri2 .." to set as
             * the value of the wsp:PolicyURIs attribute.
             */
            for (Object policyURI : policyURIs) {
                String uri = (String)policyURI;
                value = (value == null) ? uri : value + " " + uri;
            }

            OMNamespace ns = factory.createOMNamespace(
                    org.apache.neethi.Constants.URI_POLICY_NS,
                    org.apache.neethi.Constants.ATTR_WSP);
            OMAttribute URIs = factory.createOMAttribute("PolicyURIs", ns,
                    value);
            element.addAttribute(URIs);
        }
    }

    private boolean isAlreadyAdded(final AxisBinding axisBinding,
            final OMElement definitionElement) {
        QName bindingName = axisBinding.getName();
        QName name = new QName("name");
        for (Iterator iterator = definitionElement
                .getChildrenWithName(new QName(wsdl.getNamespaceURI(),
                        BINDING_LOCAL_NAME)); iterator.hasNext();) {
            OMElement element = (OMElement) iterator.next();
            String value = element.getAttributeValue(name);
            if (bindingName.getLocalPart().equals(value)) {
                return true;
            }
        }
        return false;
    }

    private String getEndpointURL(final AxisEndpoint axisEndpoint) {
    	return axisService.getEndpointURL();
    	/*
        Parameter modifyAddressParam = axisService.getParameter("modifyUserWSDLPortAddress");
            String endpointURL = axisEndpoint.getEndpointURL();
            if (modifyAddressParam != null &&
                    !Boolean.parseBoolean((String)modifyAddressParam.getValue())) {
                return endpointURL;
            }

            String hostIP;

            // First check the hostname parameter
            hostIP = Utils.getHostname(axisService.getAxisConfiguration());

            //If it is not set extract the hostIP from the URL
            if (hostIP == null) {
                hostIP = WSDLSerializationUtil.extractHostIP(axisService.getEndpointURL());
            }

            //TODO This is to prevent problems when JAVA2WSDL tool is used where there is no
            //Axis server running. calculateEndpointURL fails in this scenario, refer to
            // SimpleHTTPServer#getEPRsForService()

            if (hostIP != null) {
                return axisEndpoint.calculateEndpointURL(hostIP);
            } else {
                return endpointURL;
            }
            */
    }

    /**
     * Generate the Identity element according to the WS-AddressingAndIdentity if the
     * AddressingConstants.IDENTITY_PARAMETER parameter is set.
     * http://schemas.xmlsoap.org/ws/2006/02/addressingidentity/
     */

    private void generateIdentityElement(final OMFactory fac,final OMElement epr, final Parameter wsaIdParam) {

        // Create the Identity element
        OMElement identity = fac.createOMElement(AddressingConstants.QNAME_IDENTITY);
        OMElement keyInfo = fac.createOMElement(AddressingConstants.QNAME_IDENTITY_KEY_INFO);
        OMElement x509Data = fac.createOMElement(AddressingConstants.QNAME_IDENTITY_X509_DATA);
        OMElement x509cert = fac.createOMElement(AddressingConstants.QNAME_IDENTITY_X509_CERT);
        x509cert.setText((String)wsaIdParam.getValue());

        x509Data.addChild(x509cert);
        keyInfo.addChild(x509Data);
        identity.addChild(keyInfo);

        epr.addChild(identity);

    }


    /*
     * Generate the EndpointReference element
     * <wsa:EndpointReference>
         *    <wsa:Address>
         *        http://some.service.epr/
         *     </wsa:Address>
         * </wsa:EndpointReference>
     *
     */
    private void generateEPRElement(final OMFactory fac, final OMElement port, final String endpointURL){

        Parameter parameter = axisService.getParameter(AddressingConstants.IDENTITY_PARAMETER);

        // If the parameter is not set, return
        if (parameter == null || parameter.getValue() == null) {
            return;
        }

        OMElement wsaEpr = fac.createOMElement(AddressingConstants.Final.WSA_ENDPOINT_REFERENCE);

        OMElement address = fac.createOMElement(AddressingConstants.Final.WSA_ADDRESS);
        address.setText((endpointURL == null) ? "": endpointURL);

        wsaEpr.addChild(address);

        // This will generate the identity element if the service parameter is set
        generateIdentityElement(fac, wsaEpr, parameter);

        port.addChild(wsaEpr);

    }
    /**
     * Generate the &lt;binding&gt; for SOAP 1.1 underneath the passed definitions
     *
     * @param fac the active OMFactory
     * @param defintions the WSDL &lt;definitions&gt; element under which to put the binding
     * @throws Exception if there's a problem
     */
    private void generateSOAP11Binding(final OMFactory fac, final OMElement defintions)
            throws Exception {
        OMElement binding = fac.createOMElement(BINDING_LOCAL_NAME, wsdl);
        defintions.addChild(binding);
        binding.addAttribute(ATTRIBUTE_NAME, axisService.getName()
                + BINDING_NAME_SUFFIX, null);
        binding.addAttribute("type", tns.getPrefix() + ":"
                + axisService.getName() + PORT_TYPE_SUFFIX, null);

        addPolicyAsExtElement(PolicyInclude.AXIS_SERVICE_POLICY, axisService
                .getPolicyInclude(), binding);
        addPolicyAsExtElement(PolicyInclude.BINDING_POLICY, axisService
                .getPolicyInclude(), binding);

        // Adding ext elements
        addExtensionElement(fac, binding, BINDING_LOCAL_NAME, TRANSPORT,
                            TRANSPORT_URI, STYLE, style, soap);

        // Add WS-Addressing UsingAddressing element if appropriate
        // SHOULD be on the binding element per the specification
        if (axisService.getWSAddressingFlag().equals(
                AddressingConstants.ADDRESSING_OPTIONAL)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                                AddressingConstants.USING_ADDRESSING,
                                DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true",
                    wsaw);
        } else if (axisService.getWSAddressingFlag().equals(
                AddressingConstants.ADDRESSING_REQUIRED)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                                AddressingConstants.USING_ADDRESSING,
                                DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true",
                    wsaw);
        }

        for (Iterator operations = axisService.getOperations(); operations.hasNext();) {
            AxisOperation axisOperation = (AxisOperation) operations.next();
            if (axisOperation.isControlOperation() || axisOperation.getName() == null) {
                continue;
            }
            String operationName = axisOperation.getName().getLocalPart();
            OMElement operation = fac.createOMElement(OPERATION_LOCAL_NAME,
                                                      wsdl);
            binding.addChild(operation);
            String soapAction = axisOperation.getSoapAction();
            if (soapAction == null) {
                soapAction = "";
            }
            addExtensionElement(fac, operation, OPERATION_LOCAL_NAME,
                                SOAP_ACTION, soapAction, STYLE, style, soap);

            addPolicyAsExtElement(PolicyInclude.BINDING_OPERATION_POLICY,
                                  axisOperation.getPolicyInclude(), operation);
            addPolicyAsExtElement(PolicyInclude.AXIS_OPERATION_POLICY,
                                  axisOperation.getPolicyInclude(), operation);

            String MEP = axisOperation.getMessageExchangePattern();

            if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT
                    .equals(MEP)) {
                AxisMessage inaxisMessage = axisOperation
                        .getMessage(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
                if (inaxisMessage != null) {
                    operation.addAttribute(ATTRIBUTE_NAME, operationName, null);
                    OMElement input = fac.createOMElement(IN_PUT_LOCAL_NAME,
                                                          wsdl);
                    addExtensionElement(fac, input, SOAP_BODY, SOAP_USE, use,
                                        null, targetNamespace, soap);
                    addPolicyAsExtElement(PolicyInclude.BINDING_INPUT_POLICY,
                                          inaxisMessage.getPolicyInclude(), input);
                    operation.addChild(input);
                    writeSoapHeaders(inaxisMessage, fac, input, soap);
                }
            }

            if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT
                    .equals(MEP)) {
                AxisMessage outAxisMessage = axisOperation
                        .getMessage(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
                if (outAxisMessage != null) {
                    OMElement output = fac.createOMElement(OUT_PUT_LOCAL_NAME,
                                                           wsdl);
                    addExtensionElement(fac, output, SOAP_BODY, SOAP_USE, use,
                                        null, targetNamespace, soap);
                    addPolicyAsExtElement(PolicyInclude.BINDING_OUTPUT_POLICY,
                                          outAxisMessage.getPolicyInclude(), output);
                    operation.addChild(output);
                    writeSoapHeaders(outAxisMessage, fac, output, soap);
                }
            }

            // generate fault Messages
            ArrayList faultyMessages = axisOperation.getFaultMessages();
            if (faultyMessages != null) {
                for (int i = 0; i < faultyMessages.size(); i++) {
                    AxisMessage faultyMessage = (AxisMessage) faultyMessages
                            .get(i);
                    OMElement fault = fac.createOMElement(FAULT_LOCAL_NAME,
                                                          wsdl);
                    addExtensionElement(fac, fault, FAULT_LOCAL_NAME, SOAP_USE, use,
                                        ATTRIBUTE_NAME, faultyMessage.getName(), soap);
                    fault.addAttribute(ATTRIBUTE_NAME, faultyMessage.getName(),
                                       null);
                    // TODO adding policies for fault messages
                    operation.addChild(fault);
                    writeSoapHeaders(faultyMessage, fac, fault, soap);
                }
            }
        }

    }

    /**
     * Generate the &lt;binding&gt; for SOAP 1.2 underneath the passed definitions
     *
     * @param fac the active OMFactory
     * @param defintions the WSDL &lt;definitions&gt; element under which to put the binding
     * @throws Exception if there's a problem
     */
    private void generateSOAP12Binding(final OMFactory fac, final OMElement defintions)
            throws Exception {
        OMElement binding = fac.createOMElement(BINDING_LOCAL_NAME, wsdl);
        defintions.addChild(binding);
        binding.addAttribute(ATTRIBUTE_NAME, axisService.getName()
                + SOAP12BINDING_NAME_SUFFIX, null);
        binding.addAttribute("type", tns.getPrefix() + ":"
                + axisService.getName() + PORT_TYPE_SUFFIX, null);

        addPolicyAsExtElement(PolicyInclude.AXIS_SERVICE_POLICY, axisService
                .getPolicyInclude(), binding);
        addPolicyAsExtElement(PolicyInclude.BINDING_POLICY, axisService
                .getPolicyInclude(), binding);

        // Adding ext elements
        addExtensionElement(fac, binding, BINDING_LOCAL_NAME, TRANSPORT,
                            TRANSPORT_URI, STYLE, style, soap12);

        // Add WS-Addressing UsingAddressing element if appropriate
        // SHOULD be on the binding element per the specification
        if (axisService.getWSAddressingFlag().equals(
                AddressingConstants.ADDRESSING_OPTIONAL)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                                AddressingConstants.USING_ADDRESSING,
                                DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true",
                    wsaw);
        } else if (axisService.getWSAddressingFlag().equals(
                AddressingConstants.ADDRESSING_REQUIRED)) {
            WSDLSerializationUtil.addExtensionElement(fac, binding,
                                AddressingConstants.USING_ADDRESSING,
                                DEFAULT_WSDL_NAMESPACE_PREFIX + ":required", "true",
                    wsaw);
        }

        for (Iterator operations = axisService.getOperations(); operations.hasNext();) {
            AxisOperation axisOperation = (AxisOperation) operations.next();
            if (axisOperation.isControlOperation() || axisOperation.getName() == null) {
                continue;
            }
            String opeartionName = axisOperation.getName().getLocalPart();
            OMElement operation = fac.createOMElement(OPERATION_LOCAL_NAME,
                                                      wsdl);
            binding.addChild(operation);
            String soapAction = axisOperation.getSoapAction();
            if (soapAction == null) {
                soapAction = "";
            }
            addExtensionElement(fac, operation, OPERATION_LOCAL_NAME,
                                SOAP_ACTION, soapAction, STYLE, style, soap12);

            addPolicyAsExtElement(PolicyInclude.BINDING_OPERATION_POLICY,
                                  axisOperation.getPolicyInclude(), operation);
            addPolicyAsExtElement(PolicyInclude.AXIS_OPERATION_POLICY,
                                  axisOperation.getPolicyInclude(), operation);

            String MEP = axisOperation.getMessageExchangePattern();

            if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT
                    .equals(MEP)) {
                AxisMessage inaxisMessage = axisOperation
                        .getMessage(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
                if (inaxisMessage != null) {
                    operation.addAttribute(ATTRIBUTE_NAME, opeartionName, null);
                    OMElement input = fac.createOMElement(IN_PUT_LOCAL_NAME,
                                                          wsdl);
                    addExtensionElement(fac, input, SOAP_BODY, SOAP_USE, use,
                                        null, targetNamespace, soap12);
                    addPolicyAsExtElement(PolicyInclude.BINDING_INPUT_POLICY,
                                          inaxisMessage.getPolicyInclude(), input);
                    operation.addChild(input);
                    writeSoapHeaders(inaxisMessage, fac, input, soap12);
                }
            }

            if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
                    || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY
                    .equals(MEP)
                    || WSDL2Constants.MEP_URI_IN_OUT
                    .equals(MEP)) {
                AxisMessage outAxisMessage = axisOperation
                        .getMessage(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
                if (outAxisMessage != null) {
                    OMElement output = fac.createOMElement(OUT_PUT_LOCAL_NAME,
                                                           wsdl);
                    addExtensionElement(fac, output, SOAP_BODY, SOAP_USE, use,
                                        null, targetNamespace, soap12);
                    addPolicyAsExtElement(PolicyInclude.BINDING_OUTPUT_POLICY,
                                          outAxisMessage.getPolicyInclude(), output);
                    operation.addChild(output);
                    writeSoapHeaders(outAxisMessage, fac, output, soap12);
                }
            }

            // generate fault Messages
            ArrayList faultyMessages = axisOperation.getFaultMessages();
            if (faultyMessages != null) {
                for (int i = 0; i < faultyMessages.size(); i++) {
                    AxisMessage faultyMessage = (AxisMessage) faultyMessages
                            .get(i);
                    OMElement fault = fac.createOMElement(FAULT_LOCAL_NAME,
                                                          wsdl);
                    addExtensionElement(fac, fault, FAULT_LOCAL_NAME, SOAP_USE, use,
                                        ATTRIBUTE_NAME, faultyMessage.getName(), soap12);
                    fault.addAttribute(ATTRIBUTE_NAME, faultyMessage.getName(),
                                       null);
                    // add policies for fault messages
                    operation.addChild(fault);
                    writeSoapHeaders(faultyMessage, fac, fault, soap12);
                }
            }
        }
    }
    private void generateHTTPBinding(final OMFactory fac, final OMElement defintions)
    throws Exception {
OMElement binding = fac.createOMElement(BINDING_LOCAL_NAME, wsdl);
defintions.addChild(binding);
binding.addAttribute(ATTRIBUTE_NAME, axisService.getName()
        + HTTP_BINDING, null);
binding.addAttribute("type", tns.getPrefix() + ":"
        + axisService.getName() + PORT_TYPE_SUFFIX, null);

// Adding ext elements
OMElement httpBinding = fac.createOMElement("binding", http);
binding.addChild(httpBinding);
httpBinding.addAttribute("verb", "POST", null);


for (Iterator operations = axisService.getOperations(); operations.hasNext();) {
    AxisOperation axisOperation = (AxisOperation) operations.next();
    if (axisOperation.isControlOperation() || axisOperation.getName() == null) {
        continue;
    }
    String opeartionName = axisOperation.getName().getLocalPart();
    OMElement operation = fac.createOMElement(OPERATION_LOCAL_NAME,
                                              wsdl);
    binding.addChild(operation);

    OMElement httpOperation = fac.createOMElement("operation", http);
    operation.addChild(httpOperation);
    httpOperation.addAttribute("location", axisService.getName() + "/" + axisOperation.getName()
            .getLocalPart(), null);

    String MEP = axisOperation.getMessageExchangePattern();

    if (WSDL2Constants.MEP_URI_IN_ONLY.equals(MEP)
            || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT
            .equals(MEP)
            || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN
            .equals(MEP)
            || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY
            .equals(MEP)
            || WSDL2Constants.MEP_URI_ROBUST_IN_ONLY
            .equals(MEP)
            || WSDL2Constants.MEP_URI_IN_OUT
            .equals(MEP)) {
        AxisMessage inaxisMessage = axisOperation
                .getMessage(WSDLConstants.MESSAGE_LABEL_IN_VALUE);
        if (inaxisMessage != null) {
            operation.addAttribute(ATTRIBUTE_NAME, opeartionName, null);
            OMElement input = fac.createOMElement(IN_PUT_LOCAL_NAME,
                                                  wsdl);
            OMElement inputelement = fac.createOMElement("content",
                                                         mime);
            input.addChild(inputelement);
            inputelement.addAttribute("type", "text/xml", null);
            inputelement.addAttribute("part", axisOperation.getName()
            .getLocalPart(), null);
            operation.addChild(input);
        }
    }

    if (WSDL2Constants.MEP_URI_OUT_ONLY.equals(MEP)
            || WSDL2Constants.MEP_URI_OUT_OPTIONAL_IN
            .equals(MEP)
            || WSDL2Constants.MEP_URI_IN_OPTIONAL_OUT
            .equals(MEP)
            || WSDL2Constants.MEP_URI_ROBUST_OUT_ONLY
            .equals(MEP)
            || WSDL2Constants.MEP_URI_IN_OUT
            .equals(MEP)) {
        AxisMessage outAxisMessage = axisOperation
                .getMessage(WSDLConstants.MESSAGE_LABEL_OUT_VALUE);
        if (outAxisMessage != null) {
            OMElement output = fac.createOMElement(OUT_PUT_LOCAL_NAME,
                                                   wsdl);
            OMElement outElement = fac.createOMElement("content", mime);
            outElement.addChild(outElement);
            outElement.addAttribute("type", "text/xml", null);
             outElement.addAttribute("part", axisOperation.getName()
            .getLocalPart(), null);
            output.addChild(outElement);
            operation.addChild(output);
        }
    }
}
}
}
