/**
* 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.service.factory;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
import javax.xml.transform.dom.DOMSource;
import org.w3c.dom.Document;
import org.apache.cxf.Bus;
import org.apache.cxf.common.i18n.Message;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.common.util.ModCountCopyOnWriteArrayList;
import org.apache.cxf.databinding.AbstractDataBinding;
import org.apache.cxf.databinding.DataBinding;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.interceptor.OneWayProcessorInterceptor;
import org.apache.cxf.interceptor.OutgoingChainInterceptor;
import org.apache.cxf.interceptor.ServiceInvokerInterceptor;
import org.apache.cxf.resource.ResourceManager;
import org.apache.cxf.resource.URIResolver;
import org.apache.cxf.service.Service;
public abstract class AbstractServiceFactoryBean {
private static final Logger LOG = LogUtils.getL7dLogger(AbstractServiceFactoryBean.class);
protected boolean dataBindingSet;
protected List<String> schemaLocations;
private Bus bus;
private DataBinding dataBinding;
private Service service;
private List<FactoryBeanListener> listeners = new ModCountCopyOnWriteArrayList<FactoryBeanListener>();
private Map<String, Object> sessionState = new HashMap<String, Object>();
public abstract Service create();
/**
* Returns a map that is useful for ServiceFactoryBeanListener to store state across
* events during processing.
*/
public Map<String, Object> getSessionState() {
return sessionState;
}
public void sendEvent(FactoryBeanListener.Event ev, Object ... args) {
for (FactoryBeanListener l : listeners) {
l.handleEvent(ev, this, args);
}
}
protected void initializeDefaultInterceptors() {
service.getInInterceptors().add(new ServiceInvokerInterceptor());
service.getInInterceptors().add(new OutgoingChainInterceptor());
service.getInInterceptors().add(new OneWayProcessorInterceptor());
}
protected void initializeDataBindings() {
if (getDataBinding() instanceof AbstractDataBinding && schemaLocations != null) {
fillDataBindingSchemas();
}
getDataBinding().initialize(getService());
service.setDataBinding(getDataBinding());
sendEvent(FactoryBeanListener.Event.DATABINDING_INITIALIZED, dataBinding);
}
public Bus getBus() {
return bus;
}
public void setBus(Bus bus) {
this.bus = bus;
FactoryBeanListenerManager m = bus.getExtension(FactoryBeanListenerManager.class);
if (m != null) {
listeners.addAll(m.getListeners());
}
}
public DataBinding getDataBinding() {
return getDataBinding(true);
}
public DataBinding getDataBinding(boolean create) {
if (dataBinding == null && create) {
dataBinding = createDefaultDataBinding();
}
return dataBinding;
}
protected DataBinding createDefaultDataBinding() {
return null;
}
public void setDataBinding(DataBinding dataBinding) {
this.dataBinding = dataBinding;
this.dataBindingSet = dataBinding != null;
}
public Service getService() {
return service;
}
protected void setService(Service service) {
this.service = service;
}
private void fillDataBindingSchemas() {
ResourceManager rr = getBus().getExtension(ResourceManager.class);
List<DOMSource> schemas = new ArrayList<DOMSource>();
for (String l : schemaLocations) {
URL url = rr.resolveResource(l, URL.class);
if (url == null) {
URIResolver res;
try {
res = new URIResolver(l);
} catch (IOException e) {
throw new ServiceConstructionException(new Message("INVALID_SCHEMA_URL", LOG, l), e);
}
if (!res.isResolved()) {
throw new ServiceConstructionException(new Message("INVALID_SCHEMA_URL", LOG, l));
}
url = res.getURL();
}
Document d;
try {
d = DOMUtils.readXml(url.openStream());
} catch (Exception e) {
throw new ServiceConstructionException(new Message("ERROR_READING_SCHEMA", LOG, l), e);
}
schemas.add(new DOMSource(d, url.toString()));
}
((AbstractDataBinding)getDataBinding()).setSchemas(schemas);
}
}