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org.apache.cxf.bus.spring.BusDefinitionParser Maven / Gradle / Ivy
/**
* 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.cxf.bus.spring;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.concurrent.atomic.AtomicInteger;
import org.w3c.dom.Element;
import org.apache.cxf.Bus;
import org.apache.cxf.bus.CXFBusImpl;
import org.apache.cxf.common.injection.NoJSR250Annotations;
import org.apache.cxf.common.util.StringUtils;
import org.apache.cxf.configuration.spring.AbstractBeanDefinitionParser;
import org.apache.cxf.configuration.spring.BusWiringType;
import org.apache.cxf.feature.Feature;
import org.apache.cxf.helpers.CastUtils;
import org.apache.cxf.interceptor.AbstractBasicInterceptorProvider;
import org.apache.cxf.interceptor.Interceptor;
import org.apache.cxf.message.Message;
import org.springframework.beans.BeansException;
import org.springframework.beans.PropertyValue;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
public class BusDefinitionParser extends AbstractBeanDefinitionParser {
private static AtomicInteger counter = new AtomicInteger(0);
public BusDefinitionParser() {
super();
setBeanClass(BusConfig.class);
}
protected void doParse(Element element, ParserContext ctx, BeanDefinitionBuilder bean) {
String bus = element.getAttribute("bus");
if (StringUtils.isEmpty(bus)) {
bus = element.getAttribute("name");
if (StringUtils.isEmpty(bus)) {
element.setAttribute("bus", bus);
}
}
element.removeAttribute("name");
if (StringUtils.isEmpty(bus)) {
bus = "cxf";
}
String id = element.getAttribute("id");
if (!StringUtils.isEmpty(id)) {
bean.addPropertyValue("id", id);
}
super.doParse(element, ctx, bean);
if (ctx.getRegistry().containsBeanDefinition(bus)) {
BeanDefinition def = ctx.getRegistry().getBeanDefinition(bus);
copyProps(bean, def);
bean.addConstructorArgValue(bus);
} else if (!"cxf".equals(bus)) {
bean.getRawBeanDefinition().setBeanClass(SpringBus.class);
bean.setDestroyMethodName("shutdown");
try {
element.setUserData("ID", bus, null);
bean.getRawBeanDefinition().getPropertyValues().removePropertyValue("bus");
} catch (Throwable t) {
//likely not DOM level 3, ignore
}
} else {
addBusWiringAttribute(bean, BusWiringType.PROPERTY, bus, ctx);
bean.getRawBeanDefinition().setAttribute(WIRE_BUS_CREATE,
resolveId(element, null, ctx));
bean.addConstructorArgValue(bus);
}
}
protected boolean processBusAttribute(Element element, ParserContext ctx,
BeanDefinitionBuilder bean,
String val) {
return false;
}
private void copyProps(BeanDefinitionBuilder src, BeanDefinition def) {
for (PropertyValue v : src.getBeanDefinition().getPropertyValues().getPropertyValues()) {
if (!"bus".equals(v.getName())) {
def.getPropertyValues().addPropertyValue(v.getName(), v.getValue());
}
src.getBeanDefinition().getPropertyValues().removePropertyValue(v);
}
}
@Override
protected void mapElement(ParserContext ctx,
BeanDefinitionBuilder bean,
Element e,
String name) {
if ("inInterceptors".equals(name) || "inFaultInterceptors".equals(name)
|| "outInterceptors".equals(name) || "outFaultInterceptors".equals(name)
|| "features".equals(name)) {
List list = ctx.getDelegate().parseListElement(e, bean.getBeanDefinition());
bean.addPropertyValue(name, list);
} else if ("properties".equals(name)) {
Map map = ctx.getDelegate().parseMapElement(e, bean.getBeanDefinition());
bean.addPropertyValue("properties", map);
}
}
@Override
protected String resolveId(Element element, AbstractBeanDefinition definition,
ParserContext ctx) {
String bus = null;
try {
bus = (String)element.getUserData("ID");
} catch (Throwable t) {
//ignore
}
if (bus == null) {
bus = element.getAttribute("bus");
if (StringUtils.isEmpty(bus)) {
bus = element.getAttribute("name");
}
if (StringUtils.isEmpty(bus)) {
bus = Bus.DEFAULT_BUS_ID + ".config" + counter.getAndIncrement();
} else {
bus = bus + ".config";
}
try {
element.setUserData("ID", bus, null);
} catch (Throwable t) {
//maybe no DOM level 3, ignore, but, may have issues with the counter
}
}
return bus;
}
@NoJSR250Annotations
public static class BusConfig extends AbstractBasicInterceptorProvider
implements ApplicationContextAware {
CXFBusImpl bus;
String busName;
String id;
Collection features;
Map properties;
public BusConfig(String busName) {
this.busName = busName;
}
public void setBus(Bus bb) {
if (bus == bb) {
return;
}
CXFBusImpl b = (CXFBusImpl)bb;
if (properties != null) {
b.setProperties(properties);
properties = null;
}
if (!getInInterceptors().isEmpty()) {
b.getInInterceptors().addAll(getInInterceptors());
}
if (!getOutInterceptors().isEmpty()) {
b.getOutInterceptors().addAll(getOutInterceptors());
}
if (!getInFaultInterceptors().isEmpty()) {
b.getInFaultInterceptors().addAll(getInFaultInterceptors());
}
if (!getOutFaultInterceptors().isEmpty()) {
b.getOutFaultInterceptors().addAll(getOutFaultInterceptors());
}
if (!StringUtils.isEmpty(id)) {
b.setId(id);
}
if (features != null) {
b.setFeatures(features);
features = null;
}
bus = b;
}
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
if (bus != null) {
return;
}
/*
bus = (CXFBusImpl)BusWiringBeanFactoryPostProcessor
.addBus(applicationContext, busName);
*/
}
public List> getOutFaultInterceptors() {
if (bus != null) {
return bus.getOutFaultInterceptors();
}
return super.getOutFaultInterceptors();
}
public List> getInFaultInterceptors() {
if (bus != null) {
return bus.getInFaultInterceptors();
}
return super.getInFaultInterceptors();
}
public List> getInInterceptors() {
if (bus != null) {
return bus.getInInterceptors();
}
return super.getInInterceptors();
}
public List> getOutInterceptors() {
if (bus != null) {
return bus.getOutInterceptors();
}
return super.getOutInterceptors();
}
public void setInInterceptors(List> interceptors) {
if (bus != null) {
bus.getInInterceptors().addAll(interceptors);
} else {
super.setInInterceptors(interceptors);
}
}
public void setInFaultInterceptors(List> interceptors) {
if (bus != null) {
bus.getInFaultInterceptors().addAll(interceptors);
} else {
super.setInFaultInterceptors(interceptors);
}
}
public void setOutInterceptors(List> interceptors) {
if (bus != null) {
bus.getOutInterceptors().addAll(interceptors);
} else {
super.setOutInterceptors(interceptors);
}
}
public void setOutFaultInterceptors(List> interceptors) {
if (bus != null) {
bus.setOutFaultInterceptors(interceptors);
} else {
super.setOutFaultInterceptors(interceptors);
}
}
public Collection getFeatures() {
if (bus != null) {
return bus.getFeatures();
}
return features;
}
public void setFeatures(Collection features) {
if (bus != null) {
bus.setFeatures(features);
} else {
this.features = CastUtils.cast(features);
}
}
public Map getProperties() {
if (bus != null) {
return bus.getProperties();
}
return properties;
}
public void setProperties(Map s) {
if (bus != null) {
bus.setProperties(s);
} else {
this.properties = s;
}
}
public void setId(String s) {
id = s;
}
}
}
