com.centeractive.ws.server.protocol.GenericSoapMessageFactory.java Source code

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Here is the source code for com.centeractive.ws.server.protocol.GenericSoapMessageFactory.java

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/**
 * Copyright (c) 2012 centeractive ag. All Rights Reserved.
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.centeractive.ws.server.protocol;

import org.springframework.beans.factory.InitializingBean;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.ws.soap.SoapMessage;
import org.springframework.ws.soap.SoapMessageFactory;
import org.springframework.ws.soap.SoapVersion;
import org.springframework.ws.soap.saaj.SaajSoapMessageFactory;
import org.springframework.ws.transport.TransportInputStream;

import java.io.IOException;
import java.io.InputStream;

/**
 * SOAP message factory that enables the exposition of a SOAP endpoint using both SOAP 1.1 and SOAP 1.2 versions.
 * It uses the SoapProtocolChooser to check which version of SOAP is used.
 *
 * @author Tom Bujok
 * @since 1.0.0
 */
public class GenericSoapMessageFactory implements SoapMessageFactory, InitializingBean {

    private static final String REQUEST_CONTEXT_ATTRIBUTE = "GenericSoapMessageFactory";

    /**
     * Factory for SOAP 1.1 messages
     */
    private final SaajSoapMessageFactory soap11;
    /**
     * Factory for SOAP 1.2 messages
     */
    private final SaajSoapMessageFactory soap12;
    /**
     * Chooses the version of SOAP protocol
     */
    private SoapProtocolChooser soapProtocolChooser;

    public GenericSoapMessageFactory() {
        this.soap11 = new SaajSoapMessageFactory();
        this.soap12 = new SaajSoapMessageFactory();
        this.soapProtocolChooser = new SimpleSoapProtocolChooser();
    }

    private void setMessageFactoryForRequestContext(SaajSoapMessageFactory factory) {
        RequestAttributes attributes = RequestContextHolder.getRequestAttributes();
        attributes.setAttribute(REQUEST_CONTEXT_ATTRIBUTE, factory, RequestAttributes.SCOPE_REQUEST);
    }

    private SaajSoapMessageFactory getMessageFactoryForRequestContext() {
        RequestAttributes attributes = RequestContextHolder.getRequestAttributes();
        return (SaajSoapMessageFactory) attributes.getAttribute(REQUEST_CONTEXT_ATTRIBUTE,
                RequestAttributes.SCOPE_REQUEST);
    }

    public void setSoapVersion(SoapVersion version) {
        // ignore this, it will be set automatically
    }

    public void setSoapProtocolChooser(SoapProtocolChooser soapProtocolChooser) {
        this.soapProtocolChooser = soapProtocolChooser;
    }

    private void configureFactory(SaajSoapMessageFactory factory, SoapVersion version) {
        factory.setSoapVersion(version);
        factory.afterPropertiesSet();
    }

    @Override
    public void afterPropertiesSet() {
        configureFactory(soap11, SoapVersion.SOAP_11);
        configureFactory(soap12, SoapVersion.SOAP_12);
    }

    @Override
    public SoapMessage createWebServiceMessage() {
        return getMessageFactoryForRequestContext().createWebServiceMessage();
    }

    @Override
    public SoapMessage createWebServiceMessage(InputStream inputStream) throws IOException {
        setMessageFactoryForRequestContext(soap11);
        if (inputStream instanceof TransportInputStream) {
            TransportInputStream transportInputStream = (TransportInputStream) inputStream;
            if (soapProtocolChooser.useSoap12(transportInputStream)) {
                setMessageFactoryForRequestContext(soap12);
            }
        }
        SaajSoapMessageFactory mf = getMessageFactoryForRequestContext();
        return mf.createWebServiceMessage(inputStream);
    }

}