/*
* Copyright 2006-2013 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 com.consol.citrus.ws.client;
import com.consol.citrus.context.TestContext;
import com.consol.citrus.endpoint.AbstractEndpoint;
import com.consol.citrus.exceptions.ActionTimeoutException;
import com.consol.citrus.exceptions.CitrusRuntimeException;
import com.consol.citrus.message.*;
import com.consol.citrus.messaging.*;
import com.consol.citrus.ws.interceptor.LoggingClientInterceptor;
import com.consol.citrus.ws.message.SoapMessage;
import com.consol.citrus.ws.message.callback.SoapRequestMessageCallback;
import com.consol.citrus.ws.message.callback.SoapResponseMessageCallback;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.util.Assert;
import org.springframework.util.CollectionUtils;
import org.springframework.ws.WebServiceMessage;
import org.springframework.ws.client.core.FaultMessageResolver;
import org.springframework.ws.client.core.SimpleFaultMessageResolver;
import org.springframework.ws.soap.client.core.SoapFaultMessageResolver;
import org.springframework.xml.transform.StringResult;
import javax.xml.transform.*;
import java.io.IOException;
/**
* Client sends SOAP WebService messages to some server endpoint via Http protocol. Client waits for synchronous
* SOAP response message.
* @author Christoph Deppisch
* @since 1.4
*/
public class WebServiceClient extends AbstractEndpoint implements Producer, ReplyConsumer, InitializingBean {
/** Logger */
private static Logger log = LoggerFactory.getLogger(WebServiceClient.class);
/** Store of reply messages */
private CorrelationManager<Message> replyManager = new DefaultCorrelationManager<Message>();
/** Retry logger */
private static final Logger RETRY_LOG = LoggerFactory.getLogger("com.consol.citrus.MessageRetryLogger");
/**
* Default constructor initializing endpoint configuration.
*/
public WebServiceClient() {
super(new WebServiceEndpointConfiguration());
}
/**
* Constructor using endpoint configuration.
* @param endpointConfiguration
*/
public WebServiceClient(WebServiceEndpointConfiguration endpointConfiguration) {
super(endpointConfiguration);
}
@Override
public WebServiceEndpointConfiguration getEndpointConfiguration() {
return (WebServiceEndpointConfiguration) super.getEndpointConfiguration();
}
@Override
public void send(Message message, TestContext context) {
Assert.notNull(message, "Message is empty - unable to send empty message");
SoapMessage soapMessage;
if (message instanceof SoapMessage) {
soapMessage = (SoapMessage) message;
} else {
soapMessage = new SoapMessage(message);
}
String correlationKey = getEndpointConfiguration().getCorrelator().getCorrelationKey(soapMessage);
context.saveCorrelationKey(correlationKey, this);
String endpointUri;
if (getEndpointConfiguration().getEndpointResolver() != null) {
endpointUri = getEndpointConfiguration().getEndpointResolver().resolveEndpointUri(soapMessage, getEndpointConfiguration().getDefaultUri());
} else { // use default uri
endpointUri = getEndpointConfiguration().getDefaultUri();
}
log.info("Sending SOAP message to endpoint: '" + endpointUri + "'");
if (log.isDebugEnabled()) {
log.debug("Message to send is:\n" + soapMessage.toString());
}
if (!(soapMessage.getPayload() instanceof String)) {
throw new CitrusRuntimeException("Unsupported payload type '" + soapMessage.getPayload().getClass() +
"' Currently only 'java.lang.String' is supported as payload type.");
}
SoapRequestMessageCallback requestCallback = new SoapRequestMessageCallback(soapMessage, getEndpointConfiguration());
SoapResponseMessageCallback responseCallback = new SoapResponseMessageCallback(getEndpointConfiguration());
getEndpointConfiguration().getWebServiceTemplate().setFaultMessageResolver(new InternalFaultMessageResolver(correlationKey, endpointUri));
log.info("Sending SOAP message to endpoint: '" + endpointUri + "'");
boolean result;
// send and receive message
if (getEndpointConfiguration().getEndpointResolver() != null) {
result = getEndpointConfiguration().getWebServiceTemplate().sendAndReceive(endpointUri, requestCallback, responseCallback);
} else { // use default endpoint uri
result = getEndpointConfiguration().getWebServiceTemplate().sendAndReceive(requestCallback, responseCallback);
}
if (result) {
log.info("Received SOAP response from endpoint: '" + endpointUri + "'");
onReplyMessage(correlationKey, responseCallback.getResponse());
} else {
log.info("No SOAP response from endpoint: '" + endpointUri + "'");
}
}
@Override
public Message receive(TestContext context) {
return receive(context.getCorrelationKey(this), context);
}
@Override
public Message receive(String selector, TestContext context) {
return receive(selector, context, getEndpointConfiguration().getTimeout());
}
@Override
public Message receive(TestContext context, long timeout) {
return receive(context.getCorrelationKey(this), context, timeout);
}
@Override
public Message receive(String selector, TestContext context, long timeout) {
long timeLeft = timeout;
Message message = findReplyMessage(selector);
while (message == null && timeLeft > 0) {
timeLeft -= getEndpointConfiguration().getPollingInterval();
if (RETRY_LOG.isDebugEnabled()) {
RETRY_LOG.debug("Reply message did not arrive yet - retrying in " + (timeLeft > 0 ? getEndpointConfiguration().getPollingInterval() : getEndpointConfiguration().getPollingInterval() + timeLeft) + "ms");
}
try {
Thread.sleep(timeLeft > 0 ? getEndpointConfiguration().getPollingInterval() : getEndpointConfiguration().getPollingInterval() + timeLeft);
} catch (InterruptedException e) {
RETRY_LOG.warn("Thread interrupted while waiting for retry", e);
}
message = findReplyMessage(selector);
}
if (message == null) {
throw new ActionTimeoutException("Action timeout while receiving WebService response from from server");
}
return message;
}
/**
* Saves reply message with correlation key to local store for later processing.
* @param correlationKey
* @param replyMessage the reply message.
*/
public void onReplyMessage(String correlationKey, Message replyMessage) {
replyManager.store(correlationKey, replyMessage);
}
/**
* Tries to find reply message for correlation key from local store.
* @param correlationKey
* @return
*/
public Message findReplyMessage(String correlationKey) {
return replyManager.find(correlationKey);
}
/**
* Creates a message producer for this endpoint for sending messages
* to this endpoint.
*/
@Override
public Producer createProducer() {
return this;
}
/**
* Creates a message consumer for this endpoint. Consumer receives
* messages on this endpoint.
*
* @return
*/
@Override
public SelectiveConsumer createConsumer() {
return this;
}
@Override
public void afterPropertiesSet() throws Exception {
if (CollectionUtils.isEmpty(getEndpointConfiguration().getInterceptors()) && getEndpointConfiguration().getInterceptor() == null) {
LoggingClientInterceptor loggingClientInterceptor = new LoggingClientInterceptor();
loggingClientInterceptor.setMessageListener(getMessageListener());
getEndpointConfiguration().setInterceptor(loggingClientInterceptor);
}
}
/**
* Handles error response messages constructing a proper response message
* which will be propagated to the respective endpoint consumer for
* further processing.
*/
private class InternalFaultMessageResolver implements FaultMessageResolver {
/** Request message associated with this response error handler */
private String correlationKey;
/** The endpoint that was initially invoked */
private String endpointUri;
/**
* Default constructor provided with request message
* associated with this fault resolver and endpoint uri.
*/
public InternalFaultMessageResolver(String correlationKey, String endpointUri) {
this.correlationKey = correlationKey;
this.endpointUri = endpointUri;
}
/**
* Handle fault response message according to error strategy.
*/
public void resolveFault(WebServiceMessage webServiceResponse) throws IOException {
if (getEndpointConfiguration().getErrorHandlingStrategy().equals(ErrorHandlingStrategy.PROPAGATE)) {
SoapResponseMessageCallback callback = new SoapResponseMessageCallback(getEndpointConfiguration());
try {
callback.doWithMessage(webServiceResponse);
Message responseMessage = callback.getResponse();
if (webServiceResponse instanceof org.springframework.ws.soap.SoapMessage) {
TransformerFactory transformerFactory = TransformerFactory.newInstance();
Transformer transformer = transformerFactory.newTransformer();
StringResult faultPayload = new StringResult();
transformer.transform(((org.springframework.ws.soap.SoapMessage)webServiceResponse).getSoapBody().getFault().getSource(), faultPayload);
responseMessage.setPayload(faultPayload.toString());
}
log.info("Received SOAP fault response from endpoint: '" + endpointUri + "'");
onReplyMessage(correlationKey, responseMessage);
} catch (TransformerException e) {
throw new CitrusRuntimeException("Failed to handle fault response message", e);
}
} else if (getEndpointConfiguration().getErrorHandlingStrategy().equals(ErrorHandlingStrategy.THROWS_EXCEPTION)) {
if (webServiceResponse instanceof org.springframework.ws.soap.SoapMessage) {
new SoapFaultMessageResolver().resolveFault(webServiceResponse);
} else {
new SimpleFaultMessageResolver().resolveFault(webServiceResponse);
}
} else {
throw new CitrusRuntimeException("Unsupported error strategy: " + getEndpointConfiguration().getErrorHandlingStrategy());
}
}
}
}