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* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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.
*/
package org.jboss.arquillian.testenricher.osgi;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import javax.inject.Inject;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.osgi.StartLevelAware;
import org.jboss.arquillian.test.spi.TestEnricher;
import org.jboss.logging.Logger;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleReference;
import org.osgi.framework.ServiceReference;
import org.osgi.service.packageadmin.PackageAdmin;
import org.osgi.service.startlevel.StartLevel;
/**
* The OSGi TestEnricher
*
* The enricher supports the injection of the system BundleContext and the test Bundle.
*
* <pre>
* <code>
* @Inject
* BundleContext context;
*
* @Inject
* Bundle bundle;
*
* @Inject
* StartLevel startLevel;
*
* @Inject
* PackageAdmin packageAdmin;
* </code>
* </pre>
*
* @author thomas.diesler@jboss.com
*/
public class OSGiTestEnricher implements TestEnricher {
// Provide logging
private static final Logger log = Logger.getLogger(OSGiTestEnricher.class);
public void enrich(Object testCase) {
BundleContext bundleContext = getBundleContext();
if (bundleContext == null) {
log.debugf("System bundle context not available");
return;
}
Class<? extends Object> testClass = testCase.getClass();
for (Field field : testClass.getDeclaredFields()) {
if (field.isAnnotationPresent(Inject.class)) {
if (field.getType().isAssignableFrom(BundleContext.class)) {
injectBundleContext(testCase, field);
} else if (field.getType().isAssignableFrom(Bundle.class)) {
injectBundle(testCase, field);
} else if (field.getType().isAssignableFrom(PackageAdmin.class)) {
injectPackageAdmin(testCase, field);
} else if (field.getType().isAssignableFrom(StartLevel.class)) {
injectStartLevel(testCase, field);
}
}
}
// Process {@link StartLevelAware} on the {@link Deployment}
for (Method method : testClass.getDeclaredMethods()) {
if (method.isAnnotationPresent(Deployment.class)) {
Deployment andep = method.getAnnotation(Deployment.class);
if (andep.managed() && andep.testable() && method.isAnnotationPresent(StartLevelAware.class)) {
int bundleStartLevel = method.getAnnotation(StartLevelAware.class).startLevel();
StartLevel startLevel = getStartLevel();
Bundle bundle = getBundle(testCase);
log.debugf("Setting bundle start level of %s to: %d", bundle, bundleStartLevel);
startLevel.setBundleStartLevel(bundle, bundleStartLevel);
}
}
}
}
public Object[] resolve(Method method) {
return null;
}
private void injectBundleContext(Object testCase, Field field) {
try {
BundleContext context = getBundleContext();
log.debugf("Injecting bundle context: %s", context);
field.set(testCase, context);
} catch (IllegalAccessException ex) {
throw new IllegalStateException("Cannot inject BundleContext", ex);
}
}
private void injectBundle(Object testCase, Field field) {
try {
Bundle bundle = getBundle(testCase);
log.debugf("Injecting bundle: %s", bundle);
field.set(testCase, bundle);
} catch (IllegalAccessException ex) {
throw new IllegalStateException("Cannot inject Bundle", ex);
}
}
private void injectPackageAdmin(Object testCase, Field field) {
try {
PackageAdmin packageAdmin = getPackageAdmin();
log.debugf("Injecting PackageAdmin: %s", packageAdmin);
field.set(testCase, packageAdmin);
} catch (IllegalAccessException ex) {
throw new IllegalStateException("Cannot inject PackageAdmin", ex);
}
}
private void injectStartLevel(Object testCase, Field field) {
try {
StartLevel startLevel = getStartLevel();
log.debugf("Injecting StartLevel: %s", startLevel);
field.set(testCase, startLevel);
} catch (IllegalAccessException ex) {
throw new IllegalStateException("Cannot inject StartLevel", ex);
}
}
private PackageAdmin getPackageAdmin() {
BundleContext context = getBundleContext();
ServiceReference sref = context.getServiceReference(PackageAdmin.class.getName());
PackageAdmin packageAdmin = (PackageAdmin) context.getService(sref);
return packageAdmin;
}
private StartLevel getStartLevel() {
BundleContext context = getBundleContext();
ServiceReference sref = context.getServiceReference(StartLevel.class.getName());
StartLevel startLevel = (StartLevel) context.getService(sref);
return startLevel;
}
private Bundle getBundle(Object testCase) {
// [ARQ-459] Allow TestRunner to TestEnricher communication
Bundle bundle = BundleAssociation.getBundle();
if (bundle == null) {
ClassLoader classLoader = testCase.getClass().getClassLoader();
if (classLoader instanceof BundleReference) {
BundleReference bref = (BundleReference) classLoader;
bundle = bref.getBundle();
}
}
return bundle;
}
private BundleContext getBundleContext() {
// [ARQ-459] Allow TestRunner to TestEnricher communication
BundleContext bundleContext = BundleContextAssociation.getBundleContext();
if (bundleContext == null) {
ClassLoader classLoader = OSGiTestEnricher.class.getClassLoader();
if (classLoader instanceof BundleReference) {
BundleReference bref = (BundleReference) classLoader;
bundleContext = bref.getBundle().getBundleContext();
bundleContext = bundleContext.getBundle(0).getBundleContext();
}
}
return bundleContext;
}
}