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Java example source code file (OperationDispatcher.java)

This example Java source code file (OperationDispatcher.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

arraylist, dispatchexception, list, message, notnull, nullable, operationdispatcher, payload, payloadqnamebasedoperationfinder, request\=, seimodel, string, text, util, wsbinding, wsdloperationmapping

The OperationDispatcher.java Java example source code

/*
 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.ws.wsdl;

import com.sun.istack.internal.NotNull;
import com.sun.istack.internal.Nullable;
import com.sun.xml.internal.ws.api.model.wsdl.WSDLPort;
import com.sun.xml.internal.ws.api.model.SEIModel;
import com.sun.xml.internal.ws.api.model.WSDLOperationMapping;
import com.sun.xml.internal.ws.api.WSBinding;
import com.sun.xml.internal.ws.api.message.Packet;
import com.sun.xml.internal.ws.api.message.Message;
import com.sun.xml.internal.ws.resources.ServerMessages;
import com.sun.xml.internal.ws.fault.SOAPFaultBuilder;

import javax.xml.namespace.QName;
import java.util.List;
import java.util.ArrayList;
import java.text.MessageFormat;

/**
 * This class abstracts the process of identifying the wsdl operation from a SOAP Message request.
 * This is primarily for dispatching the request messages to an endpoint method.
 *
 * Different implementations of {@link WSDLOperationFinder} are used underneath to identify the wsdl operation based on
 * if AddressingFeature is enabled or not.
 *
 * @author Rama Pulavarthi
 */
public class OperationDispatcher {
    private List<WSDLOperationFinder> opFinders;
    private WSBinding binding;

    public OperationDispatcher(@NotNull WSDLPort wsdlModel, @NotNull WSBinding binding, @Nullable SEIModel seiModel) {
        this.binding = binding;
        opFinders = new ArrayList<WSDLOperationFinder>();
        if (binding.getAddressingVersion() != null) {
            opFinders.add(new ActionBasedOperationFinder(wsdlModel, binding, seiModel));
        }
        opFinders.add(new PayloadQNameBasedOperationFinder(wsdlModel, binding, seiModel));
        opFinders.add(new SOAPActionBasedOperationFinder(wsdlModel, binding, seiModel));

    }

    /**
     * @deprecated use getWSDLOperationMapping(Packet request)
     * @param request Packet
     * @return QName of the wsdl operation.
     * @throws DispatchException if a unique operartion cannot be associated with this packet.
     */
    public @NotNull QName getWSDLOperationQName(Packet request) throws DispatchException {
        WSDLOperationMapping m = getWSDLOperationMapping(request);
        return m != null ? m.getOperationName() : null;
    }

    public @NotNull WSDLOperationMapping getWSDLOperationMapping(Packet request) throws DispatchException {
        WSDLOperationMapping opName;
        for(WSDLOperationFinder finder: opFinders) {
            opName = finder.getWSDLOperationMapping(request);
            if(opName != null)
                return opName;
        }
        //No way to dispatch this request
        String err = MessageFormat.format("Request=[SOAPAction={0},Payload='{'{1}'}'{2}]",
                request.soapAction, request.getMessage().getPayloadNamespaceURI(),
                request.getMessage().getPayloadLocalPart());
        String faultString = ServerMessages.DISPATCH_CANNOT_FIND_METHOD(err);
        Message faultMsg = SOAPFaultBuilder.createSOAPFaultMessage(
                binding.getSOAPVersion(), faultString, binding.getSOAPVersion().faultCodeClient);
        throw new DispatchException(faultMsg);
    }
}

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