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/*******************************************************************************
* Copyright (c) 2008 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.osgi.tests.serviceregistry;
import java.util.Hashtable;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.eclipse.osgi.tests.OSGiTestsActivator;
import org.eclipse.osgi.tests.bundles.AbstractBundleTests;
import org.osgi.framework.*;
public class ServiceExceptionTests extends AbstractBundleTests {
public static Test suite() {
return new TestSuite(ServiceExceptionTests.class);
}
public void testServiceException01() {
final String testMethodName = "testServiceException01"; //$NON-NLS-1$
// test a service factory which returns wrong object types
ServiceExceptionServiceFactory wrongObjectFactory = new ServiceExceptionServiceFactory("A String"); //$NON-NLS-1$
Hashtable props = new Hashtable();
props.put("name", testMethodName); //$NON-NLS-1$
ServiceRegistration reg = OSGiTestsActivator.getContext().registerService(Runnable.class.getName(), wrongObjectFactory, props);
ServiceExceptionFrameworkListener listener = new ServiceExceptionFrameworkListener(OSGiTestsActivator.getContext().getBundle(), null, ServiceException.FACTORY_ERROR);
OSGiTestsActivator.getContext().addFrameworkListener(listener);
try {
ServiceReference[] refs = null;
try {
refs = OSGiTestsActivator.getContext().getServiceReferences(Runnable.class.getName(), "(name=" + testMethodName + ")"); //$NON-NLS-1$ //$NON-NLS-2$
} catch (InvalidSyntaxException e) {
fail("Unexpected syntax error", e); //$NON-NLS-1$
}
assertNotNull("service refs is null", refs); //$NON-NLS-1$
assertEquals("Wrong number of references", 1, refs.length); //$NON-NLS-1$
Runnable service = null;
try {
service = (Runnable) OSGiTestsActivator.getContext().getService(refs[0]);
} catch (ClassCastException e) {
fail("Unexpected cast exception", e); //$NON-NLS-1$
}
assertNull("service is not null", service); //$NON-NLS-1$
listener.waitForEvent("Failed to fire ServiceException"); //$NON-NLS-1$
OSGiTestsActivator.getContext().ungetService(refs[0]);
Error error = wrongObjectFactory.getUngetFailure();
if (error != null)
throw error;
} finally {
if (reg != null)
reg.unregister();
if (listener != null)
OSGiTestsActivator.getContext().removeFrameworkListener(listener);
}
}
public void testServiceException02() {
final String testMethodName = "testServiceException02"; //$NON-NLS-1$
// test a service factory which returns null objects
ServiceExceptionServiceFactory nullObjectFactory = new ServiceExceptionServiceFactory(null);
Hashtable props = new Hashtable();
props.put("name", testMethodName); //$NON-NLS-1$
ServiceRegistration reg = OSGiTestsActivator.getContext().registerService(Runnable.class.getName(), nullObjectFactory, props);
ServiceExceptionFrameworkListener listener = new ServiceExceptionFrameworkListener(OSGiTestsActivator.getContext().getBundle(), null, ServiceException.FACTORY_ERROR);
OSGiTestsActivator.getContext().addFrameworkListener(listener);
try {
ServiceReference[] refs = null;
try {
refs = OSGiTestsActivator.getContext().getServiceReferences(Runnable.class.getName(), "(name=" + testMethodName + ")"); //$NON-NLS-1$ //$NON-NLS-2$
} catch (InvalidSyntaxException e) {
fail("Unexpected syntax error", e); //$NON-NLS-1$
}
assertNotNull("service refs is null", refs); //$NON-NLS-1$
assertEquals("Wrong number of references", 1, refs.length); //$NON-NLS-1$
Runnable service = null;
try {
service = (Runnable) OSGiTestsActivator.getContext().getService(refs[0]);
} catch (ClassCastException e) {
fail("Unexpected cast exception", e); //$NON-NLS-1$
}
assertNull("service is not null", service); //$NON-NLS-1$
listener.waitForEvent("Failed to fire ServiceException"); //$NON-NLS-1$
OSGiTestsActivator.getContext().ungetService(refs[0]);
Error error = nullObjectFactory.getUngetFailure();
if (error != null)
throw error;
} finally {
if (reg != null)
reg.unregister();
if (listener != null)
OSGiTestsActivator.getContext().removeFrameworkListener(listener);
}
}
public void testServiceException03() {
final String testMethodName = "testServiceException03"; //$NON-NLS-1$
// test a service factory which throws a RuntimeException
RuntimeException cause = new RuntimeException(testMethodName);
ServiceExceptionServiceFactory runtimeExceptionFactory = new ServiceExceptionServiceFactory(cause);
Hashtable props = new Hashtable();
props.put("name", testMethodName); //$NON-NLS-1$
ServiceRegistration reg = OSGiTestsActivator.getContext().registerService(Runnable.class.getName(), runtimeExceptionFactory, props);
ServiceExceptionFrameworkListener listener = new ServiceExceptionFrameworkListener(OSGiTestsActivator.getContext().getBundle(), cause, ServiceException.FACTORY_EXCEPTION);
OSGiTestsActivator.getContext().addFrameworkListener(listener);
try {
ServiceReference[] refs = null;
try {
refs = OSGiTestsActivator.getContext().getServiceReferences(Runnable.class.getName(), "(name=" + testMethodName + ")"); //$NON-NLS-1$ //$NON-NLS-2$
} catch (InvalidSyntaxException e) {
fail("Unexpected syntax error", e); //$NON-NLS-1$
}
assertNotNull("service refs is null", refs); //$NON-NLS-1$
assertEquals("Wrong number of references", 1, refs.length); //$NON-NLS-1$
Runnable service = null;
try {
service = (Runnable) OSGiTestsActivator.getContext().getService(refs[0]);
} catch (ClassCastException e) {
fail("Unexpected cast exception", e); //$NON-NLS-1$
}
assertNull("service is not null", service); //$NON-NLS-1$
listener.waitForEvent("Failed to fire ServiceException"); //$NON-NLS-1$
OSGiTestsActivator.getContext().ungetService(refs[0]);
Error error = runtimeExceptionFactory.getUngetFailure();
if (error != null)
throw error;
} finally {
if (reg != null)
reg.unregister();
if (listener != null)
OSGiTestsActivator.getContext().removeFrameworkListener(listener);
}
}
public void testServiceException04() {
final String testMethodName = "testServiceException04"; //$NON-NLS-1$
// test a service factory which throws an Error
Error cause = new Error(testMethodName);
ServiceExceptionServiceFactory errorFactory = new ServiceExceptionServiceFactory(cause);
Hashtable props = new Hashtable();
props.put("name", testMethodName); //$NON-NLS-1$
ServiceRegistration reg = OSGiTestsActivator.getContext().registerService(Runnable.class.getName(), errorFactory, props);
ServiceExceptionFrameworkListener listener = new ServiceExceptionFrameworkListener(OSGiTestsActivator.getContext().getBundle(), cause, ServiceException.FACTORY_EXCEPTION);
OSGiTestsActivator.getContext().addFrameworkListener(listener);
try {
ServiceReference[] refs = null;
try {
refs = OSGiTestsActivator.getContext().getServiceReferences(Runnable.class.getName(), "(name=" + testMethodName + ")"); //$NON-NLS-1$ //$NON-NLS-2$
} catch (InvalidSyntaxException e) {
fail("Unexpected syntax error", e); //$NON-NLS-1$
}
assertNotNull("service refs is null", refs); //$NON-NLS-1$
assertEquals("Wrong number of references", 1, refs.length); //$NON-NLS-1$
Runnable service = null;
try {
service = (Runnable) OSGiTestsActivator.getContext().getService(refs[0]);
} catch (ClassCastException e) {
fail("Unexpected cast exception", e); //$NON-NLS-1$
}
assertNull("service is not null", service); //$NON-NLS-1$
listener.waitForEvent("Failed to fire ServiceException"); //$NON-NLS-1$
OSGiTestsActivator.getContext().ungetService(refs[0]);
Error error = errorFactory.getUngetFailure();
if (error != null)
throw error;
} finally {
if (reg != null)
reg.unregister();
if (listener != null)
OSGiTestsActivator.getContext().removeFrameworkListener(listener);
}
}
class ServiceExceptionServiceFactory implements ServiceFactory {
private final Object serviceOrThrowable;
private Error ungetFailure;
public ServiceExceptionServiceFactory(Object serviceOrThrowable) {
this.serviceOrThrowable = serviceOrThrowable;
}
public Object getService(Bundle bundle, ServiceRegistration registration) {
if (serviceOrThrowable instanceof RuntimeException)
throw (RuntimeException) serviceOrThrowable;
if (serviceOrThrowable instanceof Error)
throw (Error) serviceOrThrowable;
return serviceOrThrowable;
}
public synchronized void ungetService(Bundle bundle, ServiceRegistration registration, Object service) {
try {
if (serviceOrThrowable instanceof RuntimeException)
fail("Unexpected call to ungetService: " + serviceOrThrowable); //$NON-NLS-1$
if (serviceOrThrowable instanceof Error)
fail("Unexpected call to ungetService: " + serviceOrThrowable); //$NON-NLS-1$
} catch (Error error) {
ungetFailure = error;
}
}
public Error getUngetFailure() {
return ungetFailure;
}
}
class ServiceExceptionFrameworkListener implements FrameworkListener {
private final Bundle registrationBundle;
private final Throwable exception;
private final int exceptionType;
private boolean waitForEvent = true;
public ServiceExceptionFrameworkListener(Bundle registrationBundle, Throwable exception, int exceptionType) {
this.registrationBundle = registrationBundle;
this.exception = exception;
this.exceptionType = exceptionType;
}
public void frameworkEvent(FrameworkEvent event) {
if (event.getBundle() != registrationBundle)
return;
if (!(event.getThrowable() instanceof ServiceException))
return;
if (((ServiceException) event.getThrowable()).getCause() != exception)
return;
if (((ServiceException) event.getThrowable()).getType() != exceptionType)
return;
notifyWaiter();
}
private synchronized void notifyWaiter() {
waitForEvent = false;
notifyAll();
}
public synchronized void waitForEvent(String failMessage) {
if (waitForEvent) {
try {
wait(10000);
} catch (InterruptedException e) {
fail("unexpected interuption", e); //$NON-NLS-1$
}
// still waiting for event; we now fail
if (waitForEvent)
fail(failMessage);
}
}
}
}
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