org.apache.cxf.bus.managers.ServiceContractResolverRegistryImpl 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.managers;
import java.net.URI;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import javax.xml.namespace.QName;
import org.apache.cxf.Bus;
import org.apache.cxf.common.injection.NoJSR250Annotations;
import org.apache.cxf.endpoint.ServiceContractResolver;
import org.apache.cxf.endpoint.ServiceContractResolverRegistry;
/**
* A simple contract resolver registry. It maintains a list of contract resolvers in an
* ArrayList.
*/
@NoJSR250Annotations(unlessNull = "bus")
public class ServiceContractResolverRegistryImpl implements ServiceContractResolverRegistry {
private List resolvers
= new CopyOnWriteArrayList<>();
public ServiceContractResolverRegistryImpl() {
}
public ServiceContractResolverRegistryImpl(Bus b) {
setBus(b);
}
/**
* Sets the bus with which the registry is associated.
*
* @param bus
*/
public final void setBus(Bus bus) {
if (bus != null) {
bus.setExtension(this, ServiceContractResolverRegistry.class);
}
}
/**
* Calls each of the registered ServiceContractResolver instances
* to resolve the location of the service's contract. It returns the location
* from the first resolver that matches the QName to a location.
*
* @param qname QName to be resolved into a contract location
* @return URI representing the location of the contract
*/
public URI getContractLocation(QName qname) {
for (ServiceContractResolver resolver : resolvers) {
URI contractLocation = resolver.getContractLocation(qname);
if (null != contractLocation) {
return contractLocation;
}
}
return null;
}
/**
* Tests if a resolver is alreadey registered with this registry.
*
* @param resolver the contract resolver for which to searche
* @return true if the resolver is registered
*/
public boolean isRegistered(ServiceContractResolver resolver) {
return resolvers.contains(resolver);
}
/**
* Registers a contract resolver with this registry.
*
* @param resolver the contract resolver to register
*/
public synchronized void register(ServiceContractResolver resolver) {
resolvers.add(resolver);
}
/**
* Removes a contract resolver from this registry.
*
* @param resolver the contract resolver to remove
*/
public synchronized void unregister(ServiceContractResolver resolver) {
resolvers.remove(resolver);
}
protected List getResolvers() {
return resolvers;
}
}