/*
* #%L
* Service Locator Client for CXF
* %%
* Copyright (C) 2011 - 2012 Talend Inc.
* %%
* 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.
* #L%
*/
package org.talend.esb.servicelocator.cxf;
import java.util.Arrays;
import java.util.Collection;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.cxf.Bus;
import org.apache.cxf.endpoint.Client;
import org.apache.cxf.endpoint.ConduitSelectorHolder;
import org.apache.cxf.endpoint.Server;
import org.apache.cxf.feature.AbstractFeature;
import org.apache.cxf.interceptor.InterceptorProvider;
import org.talend.esb.servicelocator.client.SLPropertiesImpl;
import org.talend.esb.servicelocator.client.SLPropertiesMatcher;
import org.talend.esb.servicelocator.cxf.internal.ServiceLocatorManager;
public class LocatorFeature extends AbstractFeature implements LocatorFeatureInterface {
private static final Logger LOG = Logger.getLogger(LocatorFeature.class.getName());
private SLPropertiesImpl slProps;
private SLPropertiesMatcher slPropsMatcher;
private String selectionStrategy;
@Override
public void initialize(Bus bus) {
if (LOG.isLoggable(Level.FINE)) {
LOG.log(Level.FINE, "Initializing Locator feature for bus " + bus);
}
ServiceLocatorManager slm = bus.getExtension(ServiceLocatorManager.class);
slm.listenForAllServers(bus);
slm.listenForAllClients();
}
@Override
public void initialize(Client client, Bus bus) {
if (LOG.isLoggable(Level.FINE)) {
LOG.log(Level.FINE, "Initializing locator feature for bus " + bus + " and client " + client);
}
ServiceLocatorManager slm = bus.getExtension(ServiceLocatorManager.class);
slm.enableClient(client, slPropsMatcher, selectionStrategy);
}
@Override
public void initialize(Server server, Bus bus) {
if (LOG.isLoggable(Level.FINE)) {
LOG.log(Level.FINE, "Initializing locator feature for bus " + bus + " and server " + server);
}
ServiceLocatorManager slm = bus.getExtension(ServiceLocatorManager.class);
slm.registerServer(server, slProps, bus);
}
@Override
public void initialize(InterceptorProvider interceptorProvider, Bus bus) {
if (interceptorProvider instanceof ConduitSelectorHolder) {
initialize((ConduitSelectorHolder) interceptorProvider, bus);
} else {
if (LOG.isLoggable(Level.WARNING)) {
LOG.log(Level.WARNING,
"Tried to initialize locator feature with unknown interceptor provider "
+ interceptorProvider);
}
}
}
void initialize(ConduitSelectorHolder conduitSelectorHolder, Bus bus) {
if (LOG.isLoggable(Level.FINE)) {
LOG.log(Level.FINE, "Initializing locator feature for bus " + bus + " and client configuration"
+ conduitSelectorHolder);
}
ServiceLocatorManager slm = bus.getExtension(ServiceLocatorManager.class);
slm.enableClient(conduitSelectorHolder, slPropsMatcher, selectionStrategy);
}
protected ServiceLocatorManager getLocatorManager(Bus bus) {
return bus.getExtension(ServiceLocatorManager.class);
}
@Override
public void setAvailableEndpointProperties(Map<String, String> properties) {
slProps = new SLPropertiesImpl();
for (Map.Entry<String, String> entry : properties.entrySet()) {
slProps.addProperty(entry.getKey(), tokenize(entry.getValue()));
}
}
@Override
public void setRequiredEndpointProperties(Map<String, String> properties) {
slPropsMatcher = new SLPropertiesMatcher();
if (LOG.isLoggable(Level.FINE)) {
StringBuilder sb = new StringBuilder();
for (String prop: properties.keySet()) {
sb.append(prop + " -> ");
sb.append(properties.get(prop) + "\n");
}
}
for (Map.Entry<String, String> entry : properties.entrySet()) {
for (String value : tokenize(entry.getValue())) {
slPropsMatcher.addAssertion(entry.getKey(), value);
}
}
LOG.fine("set matcher = " + slPropsMatcher.toString());
for ( StackTraceElement trace : new Throwable().getStackTrace() )
LOG.fine(trace.toString());
}
@Override
public void setSelectionStrategy(String selectionStrategy) {
this.selectionStrategy = selectionStrategy;
}
Collection<String> tokenize(String valueList) {
return Arrays.asList(valueList.split(","));
}
}