import com.sun.xml.internal.ws.resources.ProviderApiMessages; //导入依赖的package包/类
public <T> T getPort(QName portName, Class<T> portInterface, WebServiceFeature... features) {
    if (portName == null || portInterface == null)
        throw new IllegalArgumentException();
    WSDLService tWsdlService = this.wsdlService;
    if (tWsdlService == null) {
        // assigning it to local variable and not setting it back to this.wsdlService intentionally
        // as we don't want to include the service instance with information gathered from sei
        tWsdlService = getWSDLModelfromSEI(portInterface);
        //still null? throw error need wsdl metadata to create a proxy
        if (tWsdlService == null) {
            throw new WebServiceException(ProviderApiMessages.NO_WSDL_NO_PORT(portInterface.getName()));
        }

    }
    WSDLPort portModel = getPortModel(tWsdlService, portName);
    return getPort(portModel.getEPR(), portName, portInterface, new WebServiceFeatureList(features));
}
 

import com.sun.xml.internal.ws.resources.ProviderApiMessages; //导入依赖的package包/类
public <T> T getPort(QName portName, Class<T> portInterface, WebServiceFeature... features) {
    if (portName == null || portInterface == null)
        throw new IllegalArgumentException();
    WSDLServiceImpl tWsdlService = this.wsdlService;
    if (tWsdlService == null) {
        // assigning it to local variable and not setting it back to this.wsdlService intentionally
        // as we don't want to include the service instance with information gathered from sei
        tWsdlService = getWSDLModelfromSEI(portInterface);
        //still null? throw error need wsdl metadata to create a proxy
        if (tWsdlService == null) {
            throw new WebServiceException(ProviderApiMessages.NO_WSDL_NO_PORT(portInterface.getName()));
        }

    }
    WSDLPortImpl portModel = getPortModel(tWsdlService, portName);
    return getPort(portModel.getEPR(), portName, portInterface, features);
}
 

import com.sun.xml.internal.ws.resources.ProviderApiMessages; //导入依赖的package包/类
private QName addPortEpr(WSEndpointReference wsepr) {
    if (wsepr == null)
        throw new WebServiceException(ProviderApiMessages.NULL_EPR());
    QName eprPortName = getPortNameFromEPR(wsepr, null);
    //add Port, if it does n't exist;
    // TODO: what if it has different epr address?
    {
        PortInfo portInfo = new PortInfo(this, (wsepr.getAddress() == null) ? null : EndpointAddress.create(wsepr.getAddress()), eprPortName,
                getPortModel(wsdlService, eprPortName).getBinding().getBindingId());
        if (!ports.containsKey(eprPortName)) {
            ports.put(eprPortName, portInfo);
        }
    }
    return eprPortName;
}
 

import com.sun.xml.internal.ws.resources.ProviderApiMessages; //导入依赖的package包/类
/**
 *
 * @param wsepr EndpointReference from which portName will be extracted.
 *      If EndpointName ( port name) is null in EPR, then it will try to get if from WSDLModel using portType QName
 * @param portTypeName
 *          should be null in dispatch case
 *          should be non null in SEI case
 * @return
 *      port name from EPR after validating various metadat elements.
 *      Also if service instance does n't have wsdl,
 *      then it gets the WSDL metadata from EPR and builds wsdl model.
 */
private QName getPortNameFromEPR(@NotNull WSEndpointReference wsepr, @Nullable QName portTypeName) {
    QName portName;
    WSEndpointReference.Metadata metadata = wsepr.getMetaData();
    QName eprServiceName = metadata.getServiceName();
    QName eprPortName = metadata.getPortName();
    if ((eprServiceName != null ) && !eprServiceName.equals(serviceName)) {
        throw new WebServiceException("EndpointReference WSDL ServiceName differs from Service Instance WSDL Service QName.\n"
                + " The two Service QNames must match");
    }
    if (wsdlService == null) {
        Source eprWsdlSource = metadata.getWsdlSource();
        if (eprWsdlSource == null) {
            throw new WebServiceException(ProviderApiMessages.NULL_WSDL());
        }
        try {
            WSDLModel eprWsdlMdl = parseWSDL(new URL(wsepr.getAddress()), eprWsdlSource, null);
            wsdlService = eprWsdlMdl.getService(serviceName);
            if (wsdlService == null)
                throw new WebServiceException(ClientMessages.INVALID_SERVICE_NAME(serviceName,
                        buildNameList(eprWsdlMdl.getServices().keySet())));
        } catch (MalformedURLException e) {
            throw new WebServiceException(ClientMessages.INVALID_ADDRESS(wsepr.getAddress()));
        }
    }
    portName = eprPortName;

    if (portName == null && portTypeName != null) {
        //get the first port corresponding to the SEI
        WSDLPort port = wsdlService.getMatchingPort(portTypeName);
        if (port == null)
            throw new WebServiceException(ClientMessages.UNDEFINED_PORT_TYPE(portTypeName));
        portName = port.getName();
    }
    if (portName == null)
        throw new WebServiceException(ProviderApiMessages.NULL_PORTNAME());
    if (wsdlService.get(portName) == null)
        throw new WebServiceException(ClientMessages.INVALID_EPR_PORT_NAME(portName, buildWsdlPortNames()));

    return portName;

}
 

import com.sun.xml.internal.ws.resources.ProviderApiMessages; //导入依赖的package包/类
/**
 *
 * @param wsepr EndpointReference from which portName will be extracted.
 *      If EndpointName ( port name) is null in EPR, then it will try to get if from WSDLModel using portType QName
 * @param portTypeName
 *          should be null in dispatch case
 *          should be non null in SEI case
 * @return
 *      port name from EPR after validating various metadat elements.
 *      Also if service instance does n't have wsdl,
 *      then it gets the WSDL metadata from EPR and builds wsdl model.
 */
private QName getPortNameFromEPR(@NotNull WSEndpointReference wsepr, @Nullable QName portTypeName) {
    QName portName;
    WSEndpointReference.Metadata metadata = wsepr.getMetaData();
    QName eprServiceName = metadata.getServiceName();
    QName eprPortName = metadata.getPortName();
    if ((eprServiceName != null ) && !eprServiceName.equals(serviceName)) {
        throw new WebServiceException("EndpointReference WSDL ServiceName differs from Service Instance WSDL Service QName.\n"
                + " The two Service QNames must match");
    }
    if (wsdlService == null) {
        Source eprWsdlSource = metadata.getWsdlSource();
        if (eprWsdlSource == null) {
            throw new WebServiceException(ProviderApiMessages.NULL_WSDL());
        }
        try {
            WSDLModelImpl eprWsdlMdl = parseWSDL(new URL(wsepr.getAddress()), eprWsdlSource);
            wsdlService = eprWsdlMdl.getService(serviceName);
            if (wsdlService == null)
                throw new WebServiceException(ClientMessages.INVALID_SERVICE_NAME(serviceName,
                        buildNameList(eprWsdlMdl.getServices().keySet())));
        } catch (MalformedURLException e) {
            throw new WebServiceException(ClientMessages.INVALID_ADDRESS(wsepr.getAddress()));
        }
    }
    portName = eprPortName;

    if (portName == null && portTypeName != null) {
        //get the first port corresponding to the SEI
        WSDLPortImpl port = wsdlService.getMatchingPort(portTypeName);
        if (port == null)
            throw new WebServiceException(ClientMessages.UNDEFINED_PORT_TYPE(portTypeName));
        portName = port.getName();
    }
    if (portName == null)
        throw new WebServiceException(ProviderApiMessages.NULL_PORTNAME());
    if (wsdlService.get(portName) == null)
        throw new WebServiceException(ClientMessages.INVALID_EPR_PORT_NAME(portName, buildWsdlPortNames()));

    return portName;

}