| /* |
| * 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.HashMap; |
| 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.Constants; |
| import org.osgi.framework.ServiceReference; |
| |
| /** |
| * This test does some injection tests on components being in INSTANTIATED_AND_WAITING_FOR_REQUIRED state. |
| * |
| * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a> |
| */ |
| @SuppressWarnings({"unchecked", "rawtypes"}) |
| public class InstanceBoundDependencyTest extends TestBase { |
| Ensure m_e; |
| |
| public void testServiceInjection() { |
| DependencyManager m = getDM(); |
| m_e = new Ensure(); |
| |
| // Create a "C" component: it depends on some S1 services, and on some S2 instance-bound services (declared from C.init() method) |
| C cimpl = new C(); |
| Component c = component(m).impl(cimpl) |
| .withSvc(S1.class, sb->sb.add("addS1").change("changeS1").remove("removeS1").autoConfig(true)).build(); |
| m.add(c); |
| |
| // Add S1 (s1_1): C.add(S1 s1) is called, then init() is called where a dependency is declared on S2 |
| Hashtable s1_1_props = new Hashtable(); |
| s1_1_props.put("name", "s1_1"); |
| s1_1_props.put(Constants.SERVICE_RANKING, new Integer(10)); |
| S1Impl s1_1_impl = new S1Impl(); |
| Component s1_1 = component(m).impl(s1_1_impl).provides(S1.class.getName(), s1_1_props).build(); |
| m.add(s1_1); |
| m_e.waitForStep(1, 5000); // wait until C.init called |
| ServiceReference ref = cimpl.getS1("s1_1"); |
| Assert.assertNotNull(ref); |
| Assert.assertNotNull(cimpl.getS1()); |
| Assert.assertEquals(s1_1_impl, cimpl.getS1()); |
| |
| // At this point, MyComponent is in INSTANTIATED_AND_WAITING_FOR_REQUIRED state. |
| // add now add another higher ranked S1 (s1_2) instance. C.add(s1_2) method should be called (the S1 dependency |
| // is not instance bound), and m_s1 autoconfig field should be updated. |
| Hashtable s1_2_props = new Hashtable(); |
| s1_2_props.put(Constants.SERVICE_RANKING, new Integer(20)); |
| s1_2_props.put("name", "s1_2"); |
| S1Impl s1_2_impl = new S1Impl(); |
| Component s1_2 = component(m).impl(s1_2_impl).provides(S1.class.getName(), s1_2_props).build(); |
| m.add(s1_2); |
| ref = cimpl.getS1("s1_2"); |
| Assert.assertNotNull(ref); |
| Assert.assertNotNull(cimpl.getS1()); |
| Assert.assertEquals(s1_2_impl, cimpl.getS1()); // must return s1_2 with ranking = 20 |
| |
| // Now, change the s1_1 service properties: C.changed(s1_1) should be called, and C.m_s1AutoConfig should be updated |
| s1_1_props.put(Constants.SERVICE_RANKING, new Integer(30)); |
| s1_1.setServiceProperties(s1_1_props); |
| ref = cimpl.getS1("s1_1"); |
| Assert.assertNotNull(ref); |
| Assert.assertEquals(new Integer(30), ref.getProperty(Constants.SERVICE_RANKING)); |
| Assert.assertNotNull(cimpl.getS1()); |
| Assert.assertEquals(s1_1_impl, cimpl.getS1()); |
| |
| // Now, remove the s1_1: C.remove(s1_1) should be called, and C.m_s1AutoConfig should be updated |
| m.remove(s1_1); |
| ref = cimpl.getS1("s1_1"); |
| Assert.assertNull(cimpl.getS1("s1_1")); |
| Assert.assertNotNull(cimpl.getS1()); |
| Assert.assertEquals(s1_2_impl, cimpl.getS1()); |
| m.clear(); |
| } |
| |
| // C component depends on some S1 required services |
| public interface S1 { |
| } |
| |
| public class S1Impl implements S1 { |
| } |
| |
| public interface S2 { |
| } |
| |
| public class S2Impl implements S2 { |
| } |
| |
| // Our "C" component: it depends on S1 (required) and S2 (required/instance bound) |
| // Class tested with reflection based callbacks |
| class C { |
| final Map<String, ServiceReference> m_s1Map = new HashMap(); |
| final Map<String, ServiceReference> m_s2Map = new HashMap(); |
| volatile S1 m_s1; // auto configured |
| |
| S1 getS1() { |
| return m_s1; |
| } |
| |
| void addS1(ServiceReference s1) { |
| m_s1Map.put((String) s1.getProperty("name"), s1); |
| } |
| |
| void changeS1(ServiceReference s1) { |
| m_s1Map.put((String) s1.getProperty("name"), s1); |
| } |
| |
| void removeS1(ServiceReference s1) { |
| m_s1Map.remove((String) s1.getProperty("name")); |
| } |
| |
| void addS2(ServiceReference s2) { |
| m_s2Map.put((String) s2.getProperty("name"), s2); |
| } |
| |
| void changeS2(ServiceReference s2) { |
| m_s2Map.put((String) s2.getProperty("name"), s2); |
| } |
| |
| void removeS2(ServiceReference s2) { |
| m_s2Map.remove((String) s2.getProperty("name")); |
| } |
| |
| ServiceReference getS1(String name) { |
| return m_s1Map.get(name); |
| } |
| |
| ServiceReference getS2(String name) { |
| return m_s2Map.get(name); |
| } |
| |
| void init(Component c) { |
| component(c, comp->comp.withSvc(S2.class, srv -> srv.add("addS2").change("changeS2").remove("removeS2"))); |
| m_e.step(1); |
| } |
| } |
| } |