org.apache.felix.dependencymanager.lambda.itest/src/org/apache/felix/dm/lambda/itest/ServiceDependencyCallbackSignaturesTest.java - felix-dev - Git at Google

 /*
  * 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.felix.dm.lambda.itest;

 import static org.apache.felix.dm.lambda.DependencyManagerActivator.component;

 import java.util.Dictionary;
 import java.util.Hashtable;
 import java.util.Map;

 import org.apache.felix.dm.Component;
 import org.apache.felix.dm.DependencyManager;
 import org.junit.Assert;
 import org.osgi.framework.ServiceReference;

 /**
  * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
  */
 @SuppressWarnings({"unchecked", "rawtypes"})
 public class ServiceDependencyCallbackSignaturesTest extends TestBase {
     volatile Ensure m_ensure;

     /**
      * Tests if all possible dependency callbacks signatures supported by ServiceDependency.
      */
     public void testDependencyCallbackSignatures() {
         DependencyManager m = getDM();
         m_ensure = new Ensure();
         Hashtable<String, String> props = new Hashtable<>();
         props.put("foo", "bar");
         Component provider = component(m)
             .impl(new ProviderImpl()).provides(Provider.class.getName(), props).build();

         component(m, c->c.impl(new Consumer1()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer2()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer3()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer4()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer5()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer6()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer7()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer8()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
         component(m, c->c.impl(new Consumer9()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));

         m.add(provider);
         m_ensure.waitForStep(9, 5000);

         props = new Hashtable<>();
         props.put("foo", "zoo");
         provider.setServiceProperties(props);
         m_ensure.waitForStep(18, 5000);

         m.remove(provider);
         m_ensure.waitForStep(26, 5000);
     }

     /**
      * Tests if all possible dependency callbacks signatures supported by ServiceDependency.
      */
     public void testDependencyCallbackSignaturesRef() {
         DependencyManager m = getDM();
         m_ensure = new Ensure();
         Hashtable<String, String> props = new Hashtable<>();
         props.put("foo", "bar");
         Component provider = component(m)
             .impl(new ProviderImpl()).provides(Provider.class.getName(), props).build();

         component(m, c->c.impl(new Consumer1()).withSvc(Provider.class, srv->srv.add(Consumer1::bind).change(Consumer1::change).remove(Consumer1::remove)));
         component(m, c->c.impl(new Consumer2()).withSvc(Provider.class, srv->srv.add(Consumer2::bind).change(Consumer2::change).remove(Consumer2::remove)));
         component(m, c->c.impl(new Consumer3()).withSvc(Provider.class, srv->srv.add(Consumer3::bind).change(Consumer3::change).remove(Consumer3::remove)));
         component(m, c->c.impl(new Consumer4()).withSvc(Provider.class, srv->srv.add(Consumer4::bindRef).change(Consumer4::changeRef).remove(Consumer4::removeRef)));
         component(m, c->c.impl(new Consumer5()).withSvc(Provider.class, srv->srv.add(Consumer5::bindRef).change(Consumer5::changeRef).remove(Consumer5::removeRef)));
         component(m, c->c.impl(new Consumer6()).withSvc(Provider.class, srv->srv.add(Consumer6::bindRef).change(Consumer6::changeRef).remove(Consumer6::removeRef)));
         component(m, c->c.impl(new Consumer7()).withSvc(Provider.class, srv->srv.add(Consumer7::bindRef).change(Consumer7::changeRef).remove(Consumer7::removeRef)));
         component(m, c->c.impl(new Consumer8()).withSvc(Provider.class, srv->srv.add(Consumer8::bindRef).change(Consumer8::changeRef).remove(Consumer8::removeRef)));
         component(m, c->c.impl(new Consumer9()).withSvc(Provider.class, srv->srv.add(Consumer9::bindRef).change(Consumer9::changeRef).remove(Consumer9::removeRef)));

         m.add(provider);
         m_ensure.waitForStep(9, 5000);

         props = new Hashtable<>();
         props.put("foo", "zoo");
         provider.setServiceProperties(props);
         m_ensure.waitForStep(18, 5000);

         m.remove(provider);
         m_ensure.waitForStep(26, 5000);
     }

     public static interface Provider {
     }

     public static class ProviderImpl implements Provider {
     }

     class Consumer1 {
         void bind(Provider provider) {
             Assert.assertNotNull(provider);
             m_ensure.step();
         }
         void change(Provider provider) {
             Assert.assertNotNull(provider);
             m_ensure.step();
         }

         void remove(Provider provider) {
             Assert.assertNotNull(provider);
             m_ensure.step();
         }
     }

     class Consumer2 {
         void bind(Provider provider, Map<String, Object> props) {
             Assert.assertNotNull(provider);
             Assert.assertEquals("bar", props.get("foo"));
             m_ensure.step();
         }
         void change(Provider provider, Map<String, Object> props) {
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", props.get("foo"));
             m_ensure.step();
         }
         void remove(Provider provider, Map<String, Object> props) {
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", props.get("foo"));
             m_ensure.step();
         }
     }

     class Consumer3 {
         void bind(Provider provider, Dictionary<?, ?> props) {
             Assert.assertNotNull(provider);
             Assert.assertEquals("bar", props.get("foo"));
             m_ensure.step();
         }
         void change(Provider provider, Dictionary<?, ?> props) {
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", props.get("foo"));
             m_ensure.step();
         }
         void remove(Provider provider, Dictionary<?, ?> props) {
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", props.get("foo"));
             m_ensure.step();
         }
     }

     class Consumer4 {
         void bindRef(Provider provider, ServiceReference ref) { // method ref callback
             bind(ref, provider);
         }

         void bind(ServiceReference ref, Provider provider) { // reflection based callback
             Assert.assertNotNull(ref);
             Assert.assertNotNull(provider);
             Assert.assertEquals("bar", ref.getProperty("foo"));
             m_ensure.step();
         }

         void changeRef(Provider provider, ServiceReference ref) { // method ref callback
             change(ref, provider);
         }

         void change(ServiceReference ref, Provider provider) { // reflection based callback
             Assert.assertNotNull(ref);
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             m_ensure.step();
         }

         void removeRef(Provider provider, ServiceReference ref) { // method ref callback
             remove(ref, provider);
         }

         void remove(ServiceReference ref, Provider provider) { // reflection based callback
             Assert.assertNotNull(ref);
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             m_ensure.step();
         }
     }

     class Consumer5 {
         void bindRef(Provider provider, ServiceReference ref) { // method ref callback
             bind(ref);
         }

         void bind(ServiceReference ref) { // reflection based callback
             Assert.assertNotNull(ref);
             Assert.assertEquals("bar", ref.getProperty("foo"));
             m_ensure.step();
         }

         void changeRef(Provider provider, ServiceReference ref) { // method ref callback
             change(ref);
         }

         void change(ServiceReference ref) { // reflection based callback
             Assert.assertNotNull(ref);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             m_ensure.step();
         }

         void removeRef(Provider provider, ServiceReference ref) { // method ref callback
             remove(ref);
         }

         void remove(ServiceReference ref) { // reflection based callback
             Assert.assertNotNull(ref);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             m_ensure.step();
         }
     }

     class Consumer6 {

         void bindRef(Provider p, Component c) { // method ref callback
             bind(c);
         }

         void bind(Component c) { // reflection based callback
             Assert.assertNotNull(c);
             m_ensure.step();
         }

         void changeRef(Provider p, Component c) { // method ref callback
             change(c);
         }

         void change(Component c) { // reflection based callback
             Assert.assertNotNull(c);
             m_ensure.step();
         }

         void removeRef(Provider p, Component c) { // method ref callback
             remove(c);
         }

         void remove(Component c) { // reflection based callback
             Assert.assertNotNull(c);
             m_ensure.step();
         }
     }

     class Consumer7 {
         void bindRef(Provider p, Component c, ServiceReference ref) { // reflection callback
             bind(c, ref);
         }

         void bind(Component c, ServiceReference ref) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(ref);
             Assert.assertEquals("bar", ref.getProperty("foo"));
             Assert.assertNotNull(context.getService(ref));
             Assert.assertEquals(context.getService(ref).getClass(), ProviderImpl.class);
             m_ensure.step();
         }

         void changeRef(Provider p, Component c, ServiceReference ref) { // reflection callback
             change(c, ref);
         }

         void change(Component c, ServiceReference ref) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(ref);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             Assert.assertNotNull(context.getService(ref));
             Assert.assertEquals(context.getService(ref).getClass(), ProviderImpl.class);
             m_ensure.step();
         }

         void removeRef(Provider p, Component c, ServiceReference ref) { // reflection callback
             remove(c, ref);
         }

         void remove(Component c, ServiceReference ref) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(ref);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             Assert.assertNotNull(context.getService(ref));
             Assert.assertEquals(context.getService(ref).getClass(), ProviderImpl.class);
             m_ensure.step();
         }
     }

     class Consumer8 {
         void bindRef(Provider p, Component c) { // method ref callback
             bind(c, p);
         }

         void bind(Component c, Provider provider) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(provider);
             m_ensure.step();
         }

         void changeRef(Provider p, Component c) { // method ref callback
             change(c, p);
         }

         void change(Component c, Provider provider) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(provider);
             m_ensure.step();
         }

         void removeRef(Provider p, Component c) { // method ref callback
             remove(c, p);
         }

         void remove(Component c, Provider provider) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(provider);
             m_ensure.step();
         }
     }

     class Consumer9 {
         void bindRef(Provider provider, Component c, ServiceReference ref) { // method ref callback
             bind(c, ref, provider);
         }

         void bind(Component c, ServiceReference ref, Provider provider) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(ref);
             Assert.assertNotNull(provider);
             Assert.assertEquals("bar", ref.getProperty("foo"));
             Assert.assertEquals(context.getService(ref), provider);
             m_ensure.step();
         }

         void changeRef(Provider provider, Component c, ServiceReference ref) { // method ref callback
             change(c, ref, provider);
         }

         void change(Component c, ServiceReference ref, Provider provider) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(ref);
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             Assert.assertEquals(context.getService(ref), provider);
             m_ensure.step();
         }

         void removeRef(Provider provider, Component c, ServiceReference ref) { // method ref callback
             remove(c, ref, provider);
         }

         void remove(Component c, ServiceReference ref, Provider provider) { // reflection callback
             Assert.assertNotNull(c);
             Assert.assertNotNull(ref);
             Assert.assertNotNull(provider);
             Assert.assertEquals("zoo", ref.getProperty("foo"));
             Assert.assertEquals(context.getService(ref), provider);
             m_ensure.step();
         }
     }

 }
	/*
	* 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.felix.dm.lambda.itest;

	import static org.apache.felix.dm.lambda.DependencyManagerActivator.component;

	import java.util.Dictionary;
	import java.util.Hashtable;
	import java.util.Map;

	import org.apache.felix.dm.Component;
	import org.apache.felix.dm.DependencyManager;
	import org.junit.Assert;
	import org.osgi.framework.ServiceReference;

	/**
	* @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
	*/
	@SuppressWarnings({"unchecked", "rawtypes"})
	public class ServiceDependencyCallbackSignaturesTest extends TestBase {
	volatile Ensure m_ensure;

	/**
	* Tests if all possible dependency callbacks signatures supported by ServiceDependency.
	*/
	public void testDependencyCallbackSignatures() {
	DependencyManager m = getDM();
	m_ensure = new Ensure();
	Hashtable<String, String> props = new Hashtable<>();
	props.put("foo", "bar");
	Component provider = component(m)
	.impl(new ProviderImpl()).provides(Provider.class.getName(), props).build();

	component(m, c->c.impl(new Consumer1()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer2()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer3()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer4()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer5()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer6()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer7()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer8()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));
	component(m, c->c.impl(new Consumer9()).withSvc(Provider.class, srv->srv.add("bind").change("change").remove("remove")));

	m.add(provider);
	m_ensure.waitForStep(9, 5000);

	props = new Hashtable<>();
	props.put("foo", "zoo");
	provider.setServiceProperties(props);
	m_ensure.waitForStep(18, 5000);

	m.remove(provider);
	m_ensure.waitForStep(26, 5000);
	}

	/**
	* Tests if all possible dependency callbacks signatures supported by ServiceDependency.
	*/
	public void testDependencyCallbackSignaturesRef() {
	DependencyManager m = getDM();
	m_ensure = new Ensure();
	Hashtable<String, String> props = new Hashtable<>();
	props.put("foo", "bar");
	Component provider = component(m)
	.impl(new ProviderImpl()).provides(Provider.class.getName(), props).build();

	component(m, c->c.impl(new Consumer1()).withSvc(Provider.class, srv->srv.add(Consumer1::bind).change(Consumer1::change).remove(Consumer1::remove)));
	component(m, c->c.impl(new Consumer2()).withSvc(Provider.class, srv->srv.add(Consumer2::bind).change(Consumer2::change).remove(Consumer2::remove)));
	component(m, c->c.impl(new Consumer3()).withSvc(Provider.class, srv->srv.add(Consumer3::bind).change(Consumer3::change).remove(Consumer3::remove)));
	component(m, c->c.impl(new Consumer4()).withSvc(Provider.class, srv->srv.add(Consumer4::bindRef).change(Consumer4::changeRef).remove(Consumer4::removeRef)));
	component(m, c->c.impl(new Consumer5()).withSvc(Provider.class, srv->srv.add(Consumer5::bindRef).change(Consumer5::changeRef).remove(Consumer5::removeRef)));
	component(m, c->c.impl(new Consumer6()).withSvc(Provider.class, srv->srv.add(Consumer6::bindRef).change(Consumer6::changeRef).remove(Consumer6::removeRef)));
	component(m, c->c.impl(new Consumer7()).withSvc(Provider.class, srv->srv.add(Consumer7::bindRef).change(Consumer7::changeRef).remove(Consumer7::removeRef)));
	component(m, c->c.impl(new Consumer8()).withSvc(Provider.class, srv->srv.add(Consumer8::bindRef).change(Consumer8::changeRef).remove(Consumer8::removeRef)));
	component(m, c->c.impl(new Consumer9()).withSvc(Provider.class, srv->srv.add(Consumer9::bindRef).change(Consumer9::changeRef).remove(Consumer9::removeRef)));

	m.add(provider);
	m_ensure.waitForStep(9, 5000);

	props = new Hashtable<>();
	props.put("foo", "zoo");
	provider.setServiceProperties(props);
	m_ensure.waitForStep(18, 5000);

	m.remove(provider);
	m_ensure.waitForStep(26, 5000);
	}

	public static interface Provider {
	}

	public static class ProviderImpl implements Provider {
	}

	class Consumer1 {
	void bind(Provider provider) {
	Assert.assertNotNull(provider);
	m_ensure.step();
	}
	void change(Provider provider) {
	Assert.assertNotNull(provider);
	m_ensure.step();
	}

	void remove(Provider provider) {
	Assert.assertNotNull(provider);
	m_ensure.step();
	}
	}

	class Consumer2 {
	void bind(Provider provider, Map<String, Object> props) {
	Assert.assertNotNull(provider);
	Assert.assertEquals("bar", props.get("foo"));
	m_ensure.step();
	}
	void change(Provider provider, Map<String, Object> props) {
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", props.get("foo"));
	m_ensure.step();
	}
	void remove(Provider provider, Map<String, Object> props) {
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", props.get("foo"));
	m_ensure.step();
	}
	}

	class Consumer3 {
	void bind(Provider provider, Dictionary<?, ?> props) {
	Assert.assertNotNull(provider);
	Assert.assertEquals("bar", props.get("foo"));
	m_ensure.step();
	}
	void change(Provider provider, Dictionary<?, ?> props) {
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", props.get("foo"));
	m_ensure.step();
	}
	void remove(Provider provider, Dictionary<?, ?> props) {
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", props.get("foo"));
	m_ensure.step();
	}
	}

	class Consumer4 {
	void bindRef(Provider provider, ServiceReference ref) { // method ref callback
	bind(ref, provider);
	}

	void bind(ServiceReference ref, Provider provider) { // reflection based callback
	Assert.assertNotNull(ref);
	Assert.assertNotNull(provider);
	Assert.assertEquals("bar", ref.getProperty("foo"));
	m_ensure.step();
	}

	void changeRef(Provider provider, ServiceReference ref) { // method ref callback
	change(ref, provider);
	}

	void change(ServiceReference ref, Provider provider) { // reflection based callback
	Assert.assertNotNull(ref);
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	m_ensure.step();
	}

	void removeRef(Provider provider, ServiceReference ref) { // method ref callback
	remove(ref, provider);
	}

	void remove(ServiceReference ref, Provider provider) { // reflection based callback
	Assert.assertNotNull(ref);
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	m_ensure.step();
	}
	}

	class Consumer5 {
	void bindRef(Provider provider, ServiceReference ref) { // method ref callback
	bind(ref);
	}

	void bind(ServiceReference ref) { // reflection based callback
	Assert.assertNotNull(ref);
	Assert.assertEquals("bar", ref.getProperty("foo"));
	m_ensure.step();
	}

	void changeRef(Provider provider, ServiceReference ref) { // method ref callback
	change(ref);
	}

	void change(ServiceReference ref) { // reflection based callback
	Assert.assertNotNull(ref);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	m_ensure.step();
	}

	void removeRef(Provider provider, ServiceReference ref) { // method ref callback
	remove(ref);
	}

	void remove(ServiceReference ref) { // reflection based callback
	Assert.assertNotNull(ref);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	m_ensure.step();
	}
	}

	class Consumer6 {

	void bindRef(Provider p, Component c) { // method ref callback
	bind(c);
	}

	void bind(Component c) { // reflection based callback
	Assert.assertNotNull(c);
	m_ensure.step();
	}

	void changeRef(Provider p, Component c) { // method ref callback
	change(c);
	}

	void change(Component c) { // reflection based callback
	Assert.assertNotNull(c);
	m_ensure.step();
	}

	void removeRef(Provider p, Component c) { // method ref callback
	remove(c);
	}

	void remove(Component c) { // reflection based callback
	Assert.assertNotNull(c);
	m_ensure.step();
	}
	}

	class Consumer7 {
	void bindRef(Provider p, Component c, ServiceReference ref) { // reflection callback
	bind(c, ref);
	}

	void bind(Component c, ServiceReference ref) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(ref);
	Assert.assertEquals("bar", ref.getProperty("foo"));
	Assert.assertNotNull(context.getService(ref));
	Assert.assertEquals(context.getService(ref).getClass(), ProviderImpl.class);
	m_ensure.step();
	}

	void changeRef(Provider p, Component c, ServiceReference ref) { // reflection callback
	change(c, ref);
	}

	void change(Component c, ServiceReference ref) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(ref);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	Assert.assertNotNull(context.getService(ref));
	Assert.assertEquals(context.getService(ref).getClass(), ProviderImpl.class);
	m_ensure.step();
	}

	void removeRef(Provider p, Component c, ServiceReference ref) { // reflection callback
	remove(c, ref);
	}

	void remove(Component c, ServiceReference ref) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(ref);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	Assert.assertNotNull(context.getService(ref));
	Assert.assertEquals(context.getService(ref).getClass(), ProviderImpl.class);
	m_ensure.step();
	}
	}

	class Consumer8 {
	void bindRef(Provider p, Component c) { // method ref callback
	bind(c, p);
	}

	void bind(Component c, Provider provider) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(provider);
	m_ensure.step();
	}

	void changeRef(Provider p, Component c) { // method ref callback
	change(c, p);
	}

	void change(Component c, Provider provider) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(provider);
	m_ensure.step();
	}

	void removeRef(Provider p, Component c) { // method ref callback
	remove(c, p);
	}

	void remove(Component c, Provider provider) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(provider);
	m_ensure.step();
	}
	}

	class Consumer9 {
	void bindRef(Provider provider, Component c, ServiceReference ref) { // method ref callback
	bind(c, ref, provider);
	}

	void bind(Component c, ServiceReference ref, Provider provider) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(ref);
	Assert.assertNotNull(provider);
	Assert.assertEquals("bar", ref.getProperty("foo"));
	Assert.assertEquals(context.getService(ref), provider);
	m_ensure.step();
	}

	void changeRef(Provider provider, Component c, ServiceReference ref) { // method ref callback
	change(c, ref, provider);
	}

	void change(Component c, ServiceReference ref, Provider provider) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(ref);
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	Assert.assertEquals(context.getService(ref), provider);
	m_ensure.step();
	}

	void removeRef(Provider provider, Component c, ServiceReference ref) { // method ref callback
	remove(c, ref, provider);
	}

	void remove(Component c, ServiceReference ref, Provider provider) { // reflection callback
	Assert.assertNotNull(c);
	Assert.assertNotNull(ref);
	Assert.assertNotNull(provider);
	Assert.assertEquals("zoo", ref.getProperty("foo"));
	Assert.assertEquals(context.getService(ref), provider);
	m_ensure.step();
	}
	}

	}