/**
* 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.systest.bus;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Enumeration;
import java.util.Map;
import org.apache.cxf.Bus;
import org.apache.cxf.BusFactory;
import org.apache.cxf.bus.CXFBusFactory;
import org.apache.cxf.bus.extension.ExtensionManagerBus;
import org.apache.cxf.endpoint.ServerRegistry;
import org.apache.cxf.headers.HeaderManager;
import org.apache.cxf.transports.http.QueryHandlerRegistry;
import org.apache.cxf.wsdl.WSDLManager;
import org.junit.Assert;
import org.junit.Test;
public class BusExtensionLoadingTest extends Assert {
/**
* Tests the ExtensionManagerBus can be built using a given classloader
*
* @throws Exception
*/
@Test
public void testBusConstructionWithoutTCCL() throws Exception {
ClassLoader origClassLoader = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(new TestClassLoader());
BusFactory factory = new CXFBusFactory() {
public Bus createBus(Map<Class<?>, Object> e, Map<String, Object> properties) {
return new ExtensionManagerBus(e, properties, this.getClass().getClassLoader());
}
};
Bus bus = factory.createBus();
assertNotNullExtensions(bus);
} finally {
Thread.currentThread().setContextClassLoader(origClassLoader);
}
}
/**
* Test for checking the ExtensionManagerBus is built using the TCCL by default
*
* @throws Exception
*/
@Test
public void testDefaultBusConstruction() throws Exception {
BusFactory factory = new CXFBusFactory();
Bus bus = factory.createBus();
assertNotNullExtensions(bus);
}
private static void assertNotNullExtensions(Bus bus) {
assertNotNull(bus.getExtension(WSDLManager.class));
assertNotNull(bus.getExtension(QueryHandlerRegistry.class));
assertNotNull(bus.getExtension(ServerRegistry.class));
assertNotNull(bus.getExtension(HeaderManager.class));
}
private static class TestClassLoader extends ClassLoader {
@Override
public Class<?> loadClass(final String className) throws ClassNotFoundException {
if (className.contains("cxf")) {
throw new ClassNotFoundException("TestClassLoader does not load CXF classes: " + className);
} else {
return super.loadClass(className);
}
}
@Override
public URL getResource(final String name) {
if (name.contains("cxf") || name.contains("bus")) {
return null;
}
return super.getResource(name);
}
@Override
public Enumeration<URL> getResources(final String name) throws IOException {
if (name.contains("cxf") || name.contains("bus")) {
return Collections.enumeration(new ArrayList<URL>());
}
return super.getResources(name);
}
@Override
public InputStream getResourceAsStream(final String name) {
if (name.contains("cxf") || name.contains("bus")) {
return null;
}
return super.getResourceAsStream(name);
}
}
}