Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | * or more contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. The ASF licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.apache.felix.dm.lambda.itest; |
| 20 | |
| 21 | import static org.apache.felix.dm.lambda.DependencyManagerActivator.component; |
| 22 | |
| 23 | import org.apache.felix.dm.Component; |
| 24 | import org.apache.felix.dm.DependencyManager; |
| 25 | import org.osgi.framework.Constants; |
| 26 | |
| 27 | /** |
| 28 | * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a> |
| 29 | */ |
Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 30 | public class MultipleServiceDependencyTest extends TestBase { |
| 31 | public void testMultipleServiceRegistrationAndConsumption() { |
| 32 | DependencyManager m = getDM(); |
| 33 | // helper class that ensures certain steps get executed in sequence |
| 34 | Ensure e = new Ensure(); |
| 35 | // create a service provider and consumer |
| 36 | Component provider = component(m).impl(new ServiceProvider(e)).provides(ServiceInterface.class.getName()).build(); |
| 37 | Component providerWithHighRank = component(m).impl(new ServiceProvider2(e)).provides(ServiceInterface.class.getName(), Constants.SERVICE_RANKING, Integer.valueOf(5)).build(); |
Pierre De Rop | 1152750 | 2016-02-18 21:07:16 +0000 | [diff] [blame] | 38 | Component consumer = component(m).impl(new ServiceConsumer(e)).withSvc(ServiceInterface.class).build(); |
Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 39 | m.add(provider); |
| 40 | m.add(providerWithHighRank); |
| 41 | m.add(consumer); |
| 42 | e.waitForStep(3, 5000); |
| 43 | m.remove(providerWithHighRank); |
| 44 | e.step(4); |
| 45 | e.waitForStep(5, 5000); |
| 46 | m.remove(provider); |
| 47 | m.remove(consumer); |
| 48 | e.waitForStep(6, 5000); |
| 49 | } |
| 50 | |
| 51 | public void testReplacementAutoConfig() { |
| 52 | DependencyManager m = getDM(); |
| 53 | // helper class that ensures certain steps get executed in sequence |
| 54 | Ensure e = new Ensure(); |
| 55 | // create a service provider and consumer |
| 56 | Component provider = component(m).impl(new ServiceProvider(e)).provides(ServiceInterface.class.getName()).build(); |
| 57 | Component provider2 = component(m).impl(new ServiceProvider2(e)).provides(ServiceInterface.class.getName()).build(); |
Pierre De Rop | 1152750 | 2016-02-18 21:07:16 +0000 | [diff] [blame] | 58 | Component consumer = component(m).impl(new ServiceConsumer(e)).withSvc(ServiceInterface.class).build(); |
Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 59 | m.add(provider2); |
| 60 | m.add(consumer); |
| 61 | e.waitForStep(3, 5000); |
| 62 | m.add(provider); |
| 63 | m.remove(provider2); |
| 64 | e.step(4); |
| 65 | e.waitForStep(5, 5000); |
| 66 | m.remove(provider); |
| 67 | m.remove(consumer); |
| 68 | e.waitForStep(6, 5000); |
| 69 | } |
| 70 | |
| 71 | public void testReplacementCallbacks() { |
| 72 | DependencyManager m = getDM(); |
| 73 | // helper class that ensures certain steps get executed in sequence |
| 74 | Ensure e = new Ensure(); |
| 75 | // create a service provider and consumer |
| 76 | Component provider = component(m).impl(new ServiceProvider(e)).provides(ServiceInterface.class.getName()).build(); |
| 77 | Component provider2 = component(m).impl(new ServiceProvider2(e)).provides(ServiceInterface.class.getName()).build(); |
Pierre De Rop | 1152750 | 2016-02-18 21:07:16 +0000 | [diff] [blame] | 78 | Component consumer = component(m).impl(new ServiceConsumer(e)).withSvc(ServiceInterface.class, srv->srv.add("add").remove("remove")).build(); |
Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 79 | m.add(provider2); |
| 80 | m.add(consumer); |
| 81 | e.waitForStep(3, 15000); |
| 82 | m.add(provider); |
| 83 | m.remove(provider2); |
| 84 | e.step(4); |
| 85 | e.waitForStep(5, 15000); |
| 86 | m.remove(provider); |
| 87 | m.remove(consumer); |
| 88 | e.waitForStep(6, 15000); |
| 89 | } |
| 90 | |
| 91 | static interface ServiceInterface { |
| 92 | public void invoke(); |
| 93 | } |
| 94 | |
| 95 | static class ServiceProvider implements ServiceInterface { |
| 96 | private final Ensure m_ensure; |
| 97 | public ServiceProvider(Ensure e) { |
| 98 | m_ensure = e; |
| 99 | } |
| 100 | public void invoke() { |
| 101 | m_ensure.step(5); |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | static class ServiceProvider2 implements ServiceInterface { |
| 106 | private final Ensure m_ensure; |
| 107 | public ServiceProvider2(Ensure e) { |
| 108 | m_ensure = e; |
| 109 | } |
| 110 | public void invoke() { |
| 111 | m_ensure.step(2); |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | static class ServiceConsumer implements Runnable { |
| 116 | private volatile ServiceInterface m_service; |
| 117 | private final Ensure m_ensure; |
| 118 | |
| 119 | @SuppressWarnings("unused") |
| 120 | private void add(ServiceInterface service) { m_service = service; } |
| 121 | |
| 122 | @SuppressWarnings("unused") |
| 123 | private void remove(ServiceInterface service) { if (m_service == service) { m_service = null; }} |
| 124 | public ServiceConsumer(Ensure e) { m_ensure = e; } |
| 125 | |
| 126 | public void start() { |
| 127 | Thread t = new Thread(this); |
| 128 | t.start(); |
| 129 | } |
| 130 | |
| 131 | public void run() { |
| 132 | m_ensure.step(1); |
| 133 | m_service.invoke(); |
| 134 | m_ensure.step(3); |
| 135 | m_ensure.waitForStep(4, 15000); |
| 136 | m_service.invoke(); |
| 137 | } |
| 138 | |
| 139 | public void stop() { |
| 140 | m_ensure.step(6); |
| 141 | } |
| 142 | } |
| 143 | } |