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/**
* 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 org.apache.camel.component.cxf;
import java.lang.reflect.Proxy;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import javax.xml.ws.WebServiceProvider;
import org.w3c.dom.Element;
import org.apache.camel.CamelContext;
import org.apache.camel.CamelException;
import org.apache.camel.Consumer;
import org.apache.camel.Processor;
import org.apache.camel.Producer;
import org.apache.camel.Service;
import org.apache.camel.component.cxf.feature.MessageDataFormatFeature;
import org.apache.camel.component.cxf.feature.PayLoadDataFormatFeature;
import org.apache.camel.component.cxf.util.CxfEndpointUtils;
import org.apache.camel.impl.DefaultEndpoint;
import org.apache.camel.impl.SynchronousDelegateProducer;
import org.apache.camel.spi.HeaderFilterStrategy;
import org.apache.camel.spi.HeaderFilterStrategyAware;
import org.apache.camel.spring.SpringCamelContext;
import org.apache.camel.util.ObjectHelper;
import org.apache.cxf.Bus;
import org.apache.cxf.BusFactory;
import org.apache.cxf.common.classloader.ClassLoaderUtils;
import org.apache.cxf.common.util.ClassHelper;
import org.apache.cxf.endpoint.Client;
import org.apache.cxf.endpoint.ClientImpl;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.feature.LoggingFeature;
import org.apache.cxf.frontend.ClientFactoryBean;
import org.apache.cxf.frontend.ClientProxy;
import org.apache.cxf.frontend.ClientProxyFactoryBean;
import org.apache.cxf.frontend.ServerFactoryBean;
import org.apache.cxf.headers.Header;
import org.apache.cxf.jaxws.JaxWsClientFactoryBean;
import org.apache.cxf.jaxws.JaxWsProxyFactoryBean;
import org.apache.cxf.jaxws.JaxWsServerFactoryBean;
import org.apache.cxf.message.Attachment;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageContentsList;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.service.model.MessagePartInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.ApplicationContext;
/**
* Defines the <a href="http://camel.apache.org/cxf.html">CXF Endpoint</a>.
* It contains a list of properties for CXF endpoint including {@link DataFormat},
* {@link CxfBinding}, and {@link HeaderFilterStrategy}. The default DataFormat
* mode is {@link DataFormat#POJO}.
*
* @version
*/
public class CxfEndpoint extends DefaultEndpoint implements HeaderFilterStrategyAware, Service {
private static final Logger LOG = LoggerFactory.getLogger(CxfEndpoint.class);
private String wsdlURL;
private String serviceClass;
private String portName;
private String serviceName;
private String defaultOperationName;
private String defaultOperationNamespace;
private DataFormat dataFormat = DataFormat.POJO;
// This is for invoking the CXFClient with wrapped parameters of unwrapped parameters
private boolean isWrapped;
// This is for marshal or unmarshal message with the document-literal wrapped or unwrapped style
private Boolean wrappedStyle;
private String publishedEndpointUrl;
private boolean inOut = true;
private Bus bus;
private CxfBinding cxfBinding;
private HeaderFilterStrategy headerFilterStrategy;
private AtomicBoolean getBusHasBeenCalled = new AtomicBoolean(false);
private boolean isSetDefaultBus;
private boolean loggingFeatureEnabled;
private String address;
private boolean mtomEnabled;
public CxfEndpoint(String remaining, CxfComponent cxfComponent) {
super(remaining, cxfComponent);
setAddress(remaining);
}
public CxfEndpoint(String remaining, CamelContext context) {
super(remaining, context);
setAddress(remaining);
}
// This method is for CxfComponent setting the EndpointUri
protected void updateEndpointUri(String endpointUri) {
super.setEndpointUri(endpointUri);
}
public Producer createProducer() throws Exception {
Producer answer = new CxfProducer(this);
if (isSynchronous()) {
return new SynchronousDelegateProducer(answer);
} else {
return answer;
}
}
public Consumer createConsumer(Processor processor) throws Exception {
return new CxfConsumer(this, processor);
}
public boolean isSingleton() {
return true;
}
/**
* Populate server factory bean
*/
protected void setupServerFactoryBean(ServerFactoryBean sfb, Class<?> cls) {
// address
sfb.setAddress(getAddress());
// service class
sfb.setServiceClass(cls);
// wsdl url
if (getWsdlURL() != null) {
sfb.setWsdlURL(getWsdlURL());
}
// service name qname
if (getServiceName() != null) {
sfb.setServiceName(CxfEndpointUtils.getQName(getServiceName()));
}
// port qname
if (getPortName() != null) {
sfb.setEndpointName(CxfEndpointUtils.getQName(getPortName()));
}
// apply feature here
if (!CxfEndpointUtils.hasAnnotation(cls, WebServiceProvider.class)) {
if (getDataFormat() == DataFormat.PAYLOAD) {
sfb.getFeatures().add(new PayLoadDataFormatFeature());
} else if (getDataFormat() == DataFormat.MESSAGE) {
sfb.getFeatures().add(new MessageDataFormatFeature());
}
} else {
if (LOG.isDebugEnabled()) {
LOG.debug("Ignore DataFormat mode " + getDataFormat()
+ " since SEI class is annotated with WebServiceProvider");
}
}
if (loggingFeatureEnabled) {
sfb.getFeatures().add(new LoggingFeature());
}
if (getDataFormat() == DataFormat.PAYLOAD) {
sfb.setDataBinding(new HybridSourceDataBinding());
}
// set the document-literal wrapped style
if (getWrappedStyle() != null) {
sfb.getServiceFactory().setWrapped(getWrappedStyle());
}
sfb.setBus(getBus());
sfb.setStart(false);
}
/**
* Create a client factory bean object. Notice that the serviceClass <b>must</b> be
* an interface.
*/
protected ClientProxyFactoryBean createClientFactoryBean(Class<?> cls) throws CamelException {
if (CxfEndpointUtils.hasWebServiceAnnotation(cls)) {
return new JaxWsProxyFactoryBean(new JaxWsClientFactoryBean() {
@Override
protected Client createClient(Endpoint ep) {
return new CamelCxfClientImpl(getBus(), ep);
}
});
} else {
return new ClientProxyFactoryBean(new ClientFactoryBean() {
@Override
protected Client createClient(Endpoint ep) {
return new CamelCxfClientImpl(getBus(), ep);
}
});
}
}
/**
* Create a client factory bean object without serviceClass interface.
*/
protected ClientFactoryBean createClientFactoryBean() {
return new ClientFactoryBean(new WSDLServiceFactoryBean()) {
@Override
protected Client createClient(Endpoint ep) {
return new CamelCxfClientImpl(getBus(), ep);
}
@Override
protected void initializeAnnotationInterceptors(Endpoint ep, Class<?> cls) {
// Do nothing here
}
};
}
protected Bus doGetBus() {
BusFactory busFactory = BusFactory.newInstance();
// need to check if the camelContext is SpringCamelContext and
// update the bus configuration with the applicationContext
// which SpringCamelContext holds
if (getCamelContext() instanceof SpringCamelContext) {
SpringCamelContext springCamelContext = (SpringCamelContext)getCamelContext();
ApplicationContext applicationContext = springCamelContext.getApplicationContext();
busFactory = new org.apache.cxf.bus.spring.SpringBusFactory(applicationContext);
}
return busFactory.createBus();
}
/**
* Populate a client factory bean
*/
protected void setupClientFactoryBean(ClientProxyFactoryBean factoryBean, Class<?> cls) {
// service class
factoryBean.setServiceClass(cls);
// address
factoryBean.setAddress(getAddress());
// wsdl url
if (getWsdlURL() != null) {
factoryBean.setWsdlURL(getWsdlURL());
}
// service name qname
if (getServiceName() != null) {
factoryBean.setServiceName(CxfEndpointUtils.getQName(getServiceName()));
}
// port name qname
if (getPortName() != null) {
factoryBean.setEndpointName(CxfEndpointUtils.getQName(getPortName()));
}
// apply feature here
if (getDataFormat() == DataFormat.MESSAGE) {
factoryBean.getFeatures().add(new MessageDataFormatFeature());
} else if (getDataFormat() == DataFormat.PAYLOAD) {
factoryBean.getFeatures().add(new PayLoadDataFormatFeature());
factoryBean.setDataBinding(new HybridSourceDataBinding());
}
if (loggingFeatureEnabled) {
factoryBean.getFeatures().add(new LoggingFeature());
}
// set the document-literal wrapped style
if (getWrappedStyle() != null) {
factoryBean.getServiceFactory().setWrapped(getWrappedStyle());
}
factoryBean.setBus(getBus());
}
protected void setupClientFactoryBean(ClientFactoryBean factoryBean) {
// address
factoryBean.setAddress(getAddress());
// wsdl url
if (getWsdlURL() != null) {
factoryBean.setWsdlURL(getWsdlURL());
}
// service name qname
if (getServiceName() != null) {
factoryBean.setServiceName(CxfEndpointUtils.getQName(getServiceName()));
}
// port name qname
if (getPortName() != null) {
factoryBean.setEndpointName(CxfEndpointUtils.getQName(getPortName()));
}
// apply feature here
if (getDataFormat() == DataFormat.MESSAGE) {
factoryBean.getFeatures().add(new MessageDataFormatFeature());
} else if (getDataFormat() == DataFormat.PAYLOAD) {
factoryBean.getFeatures().add(new PayLoadDataFormatFeature());
factoryBean.setDataBinding(new HybridSourceDataBinding());
}
if (loggingFeatureEnabled) {
factoryBean.getFeatures().add(new LoggingFeature());
}
// set the document-literal wrapped style
if (getWrappedStyle() != null) {
factoryBean.getServiceFactory().setWrapped(getWrappedStyle());
}
factoryBean.setBus(getBus());
}
// Package private methods
// -------------------------------------------------------------------------
/**
* Create a CXF client object
*/
Client createClient() throws Exception {
// get service class
if (getDataFormat().equals(DataFormat.POJO)) {
ObjectHelper.notEmpty(getServiceClass(), CxfConstants.SERVICE_CLASS);
}
Class<?> cls = null;
if (getServiceClass() != null) {
cls = ClassLoaderUtils.loadClass(getServiceClass(), getClass());
// create client factory bean
ClientProxyFactoryBean factoryBean = createClientFactoryBean(cls);
// setup client factory bean
setupClientFactoryBean(factoryBean, cls);
return ((ClientProxy)Proxy.getInvocationHandler(factoryBean.create())).getClient();
} else {
checkName(portName, "endpoint/port name");
checkName(serviceName, "service name");
ClientFactoryBean factoryBean = createClientFactoryBean();
// setup client factory bean
setupClientFactoryBean(factoryBean);
return factoryBean.create();
}
}
void checkName(Object value, String name) {
if (ObjectHelper.isEmpty(value)) {
LOG.warn("The " + name + " of " + this.getEndpointUri() + " is empty, cxf will try to load the first one in wsdl for you.");
}
}
/**
* Create a CXF server factory bean
*/
ServerFactoryBean createServerFactoryBean() throws Exception {
Class<?> cls = null;
if (getDataFormat() == DataFormat.POJO || getServiceClass() != null) {
// get service class
ObjectHelper.notEmpty(getServiceClass(), CxfConstants.SERVICE_CLASS);
cls = ClassLoaderUtils.loadClass(getServiceClass(), getClass());
}
// create server factory bean
// Shouldn't use CxfEndpointUtils.getServerFactoryBean(cls) as it is for
// CxfSoapComponent
ServerFactoryBean answer = null;
if (cls == null) {
checkName(portName, " endpoint/port name");
checkName(serviceName, " service name");
answer = new ServerFactoryBean(new WSDLServiceFactoryBean());
} else if (CxfEndpointUtils.hasWebServiceAnnotation(cls)) {
answer = new JaxWsServerFactoryBean();
} else {
answer = new ServerFactoryBean();
}
// setup server factory bean
setupServerFactoryBean(answer, cls);
return answer;
}
// Properties
// -------------------------------------------------------------------------
public DataFormat getDataFormat() {
return dataFormat;
}
public void setDataFormat(DataFormat format) {
dataFormat = format;
}
public String getPublishedEndpointUrl() {
return publishedEndpointUrl;
}
public void setPublishedEndpointUrl(String url) {
publishedEndpointUrl = url;
}
public String getWsdlURL() {
return wsdlURL;
}
public void setWsdlURL(String url) {
wsdlURL = url;
}
public String getServiceClass() {
return serviceClass;
}
public void setServiceClass(String className) {
serviceClass = className;
}
public void setServiceClass(Object instance) {
serviceClass = ClassHelper.getRealClass(instance).getName();
}
public void setServiceName(String service) {
serviceName = service;
}
public String getServiceName() {
return serviceName;
}
public String getPortName() {
return portName;
}
public void setPortName(String port) {
portName = port;
}
public String getDefaultOperationName() {
return defaultOperationName;
}
public void setDefaultOperationName(String name) {
defaultOperationName = name;
}
public String getDefaultOperationNamespace() {
return defaultOperationNamespace;
}
public void setDefaultOperationNamespace(String namespace) {
defaultOperationNamespace = namespace;
}
public boolean isInOut() {
return inOut;
}
public void setInOut(boolean inOut) {
this.inOut = inOut;
}
public boolean isWrapped() {
return isWrapped;
}
public void setWrapped(boolean wrapped) {
isWrapped = wrapped;
}
public Boolean getWrappedStyle() {
return wrappedStyle;
}
public void setWrappedStyle(Boolean wrapped) {
wrappedStyle = wrapped;
}
public void setCxfBinding(CxfBinding cxfBinding) {
this.cxfBinding = cxfBinding;
}
public CxfBinding getCxfBinding() {
return cxfBinding;
}
public void setHeaderFilterStrategy(HeaderFilterStrategy headerFilterStrategy) {
this.headerFilterStrategy = headerFilterStrategy;
if (cxfBinding instanceof HeaderFilterStrategyAware) {
((HeaderFilterStrategyAware)cxfBinding)
.setHeaderFilterStrategy(headerFilterStrategy);
}
}
public HeaderFilterStrategy getHeaderFilterStrategy() {
return headerFilterStrategy;
}
public void setBus(Bus bus) {
this.bus = bus;
}
public Bus getBus() {
if (bus == null) {
bus = doGetBus();
if (LOG.isDebugEnabled()) {
LOG.debug("Using DefaultBus " + bus);
}
}
if (!getBusHasBeenCalled.getAndSet(true) && isSetDefaultBus) {
BusFactory.setDefaultBus(bus);
if (LOG.isDebugEnabled()) {
LOG.debug("Set bus " + bus + " as thread default bus");
}
}
return bus;
}
public void setSetDefaultBus(boolean isSetDefaultBus) {
this.isSetDefaultBus = isSetDefaultBus;
}
public boolean isSetDefaultBus() {
return isSetDefaultBus;
}
public void setLoggingFeatureEnabled(boolean loggingFeatureEnabled) {
this.loggingFeatureEnabled = loggingFeatureEnabled;
}
public boolean isLoggingFeatureEnabled() {
return loggingFeatureEnabled;
}
@Override
protected void doStart() throws Exception {
if (headerFilterStrategy == null) {
headerFilterStrategy = new CxfHeaderFilterStrategy();
}
if (cxfBinding == null) {
cxfBinding = new DefaultCxfBinding();
}
if (cxfBinding instanceof HeaderFilterStrategyAware) {
((HeaderFilterStrategyAware)cxfBinding).setHeaderFilterStrategy(getHeaderFilterStrategy());
}
}
@Override
protected void doStop() throws Exception {
// noop
}
public void setAddress(String address) {
this.address = address;
}
public String getAddress() {
return address;
}
public void setMtomEnabled(boolean mtomEnabled) {
this.mtomEnabled = mtomEnabled;
}
public boolean isMtomEnabled() {
return mtomEnabled;
}
/**
* We need to override the {@link ClientImpl#setParameters} method
* to insert parameters into CXF Message for {@link DataFormat#PAYLOAD} mode.
*/
class CamelCxfClientImpl extends ClientImpl {
public CamelCxfClientImpl(Bus bus, Endpoint ep) {
super(bus, ep);
}
public Bus getBus() {
return bus;
}
@SuppressWarnings("unchecked")
@Override
protected void setParameters(Object[] params, Message message) {
Object attachements = message.get(CxfConstants.CAMEL_CXF_ATTACHMENTS);
if (attachements != null) {
message.setAttachments((Collection<Attachment>)attachements);
message.remove(CxfConstants.CAMEL_CXF_ATTACHMENTS);
}
if (DataFormat.PAYLOAD == message.get(DataFormat.class)) {
CxfPayload<?> payload = (CxfPayload<?>)params[0];
List<Element> elements = payload.getBody();
BindingOperationInfo boi = message.get(BindingOperationInfo.class);
MessageContentsList content = new MessageContentsList();
int i = 0;
for (MessagePartInfo partInfo : boi.getOperationInfo().getInput().getMessageParts()) {
if (elements.size() > i && partInfo.getConcreteName().getLocalPart()
.equals(elements.get(i).getLocalName())) {
content.put(partInfo, elements.get(i++));
}
}
if (content.size() < elements.size()) {
LOG.warn("Cannot set right payload paremeters. Please check the BindingOperation and PayLoadMessage.");
throw new IllegalArgumentException("The PayLoad elements cannot fit with the message parts of the BindingOperation. Please check the BindingOperation and PayLoadMessage.");
}
message.setContent(List.class, content);
message.put(Header.HEADER_LIST, payload.getHeaders());
} else {
super.setParameters(params, message);
}
message.remove(DataFormat.class);
}
}
}