Package org.springframework.ws.server.endpoint.adapter

Source Code of org.springframework.ws.server.endpoint.adapter.PayloadEndpointAdapter

/*
* Copyright 2005-2014 the original author or authors.
*
* Licensed 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 org.springframework.ws.server.endpoint.adapter;

import javax.xml.transform.Source;

import org.springframework.ws.WebServiceMessage;
import org.springframework.ws.context.MessageContext;
import org.springframework.ws.server.EndpointAdapter;
import org.springframework.ws.server.MessageDispatcher;
import org.springframework.ws.server.endpoint.PayloadEndpoint;
import org.springframework.ws.soap.server.SoapMessageDispatcher;
import org.springframework.xml.transform.TransformerObjectSupport;

/**
* Adapter to use a {@code PayloadEndpoint} as the endpoint for a {@code EndpointInvocationChain}.
*
* <p>This adapter is registered by default by the {@link MessageDispatcher} and {@link SoapMessageDispatcher}.
*
* @author Arjen Poutsma
* @see org.springframework.ws.server.endpoint.PayloadEndpoint
* @see org.springframework.ws.server.EndpointInvocationChain
* @since 1.0.0
*/
public class PayloadEndpointAdapter extends TransformerObjectSupport implements EndpointAdapter {

    @Override
    public boolean supports(Object endpoint) {
        return endpoint instanceof PayloadEndpoint;
    }

    @Override
    public void invoke(MessageContext messageContext, Object endpoint) throws Exception {
        PayloadEndpoint payloadEndpoint = (PayloadEndpoint) endpoint;
        Source requestSource = messageContext.getRequest().getPayloadSource();
        Source responseSource = payloadEndpoint.invoke(requestSource);
        if (responseSource != null) {
            WebServiceMessage response = messageContext.getResponse();
            transform(responseSource, response.getPayloadResult());
        }
    }
}
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