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.adapter; |
| 22 | import static org.apache.felix.dm.lambda.DependencyManagerActivator.component; |
| 23 | |
| 24 | import org.apache.felix.dm.Component; |
| 25 | import org.apache.felix.dm.DependencyManager; |
| 26 | |
| 27 | |
| 28 | /** |
| 29 | * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a> |
| 30 | */ |
| 31 | public class AdapterWithInstanceBoundDependencyTest extends TestBase { |
| 32 | |
| 33 | public void testInstanceBoundDependency() { |
| 34 | DependencyManager m = getDM(); |
| 35 | // helper class that ensures certain steps get executed in sequence |
| 36 | Ensure e = new Ensure(); |
| 37 | // create a service provider and consumer |
| 38 | |
| 39 | Component sp = component(m).provides(ServiceInterface.class).impl(new ServiceProvider(e)).build(); |
| 40 | Component sp2 = component(m).provides(ServiceInterface2.class).impl(new ServiceProvider2(e)).build(); |
Pierre De Rop | 1152750 | 2016-02-18 21:07:16 +0000 | [diff] [blame] | 41 | Component sc = component(m).impl(new ServiceConsumer(e)).autoAdd(false).withSvc(ServiceInterface3.class).build(); |
Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 42 | Component sa = adapter(m, ServiceInterface.class).provides(ServiceInterface3.class).impl(new ServiceAdapter(e)).build(); |
| 43 | m.add(sc); |
| 44 | m.add(sp); |
| 45 | m.add(sp2); |
| 46 | m.add(sa); |
| 47 | e.waitForStep(5, 15000); |
| 48 | // cleanup |
| 49 | m.remove(sa); |
| 50 | m.remove(sp2); |
| 51 | m.remove(sp); |
| 52 | m.remove(sc); |
| 53 | m.clear(); |
| 54 | e.waitForStep(9, 5000); // make sure all components are stopped |
| 55 | } |
| 56 | |
| 57 | static interface ServiceInterface { |
| 58 | public void invoke(); |
| 59 | } |
| 60 | |
| 61 | static interface ServiceInterface2 { |
| 62 | public void invoke(); |
| 63 | } |
| 64 | |
| 65 | static interface ServiceInterface3 { |
| 66 | public void invoke(); |
| 67 | } |
| 68 | |
| 69 | static class ServiceProvider2 implements ServiceInterface2 { |
| 70 | private final Ensure m_ensure; |
| 71 | |
| 72 | public ServiceProvider2(Ensure ensure) { |
| 73 | m_ensure = ensure; |
| 74 | } |
| 75 | |
| 76 | public void invoke() { |
| 77 | m_ensure.step(4); |
| 78 | } |
| 79 | |
| 80 | public void stop() { |
| 81 | m_ensure.step(); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | static class ServiceProvider implements ServiceInterface { |
| 86 | private final Ensure m_ensure; |
| 87 | public ServiceProvider(Ensure e) { |
| 88 | m_ensure = e; |
| 89 | } |
| 90 | public void invoke() { |
| 91 | m_ensure.step(5); |
| 92 | } |
| 93 | public void stop() { |
| 94 | m_ensure.step(); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | static class ServiceAdapter implements ServiceInterface3 { |
| 99 | private Ensure m_ensure; |
| 100 | private volatile ServiceInterface m_originalService; |
| 101 | private volatile ServiceInterface2 m_injectedService; |
| 102 | private volatile Component m_component; |
Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 103 | |
| 104 | public ServiceAdapter(Ensure e) { |
| 105 | m_ensure = e; |
| 106 | } |
| 107 | public void init() { |
| 108 | m_ensure.step(1); |
Pierre De Rop | 1152750 | 2016-02-18 21:07:16 +0000 | [diff] [blame] | 109 | component(m_component, c->c.withSvc(ServiceInterface2.class)); |
Pierre De Rop | faca289 | 2016-01-31 23:27:05 +0000 | [diff] [blame] | 110 | } |
| 111 | public void start() { |
| 112 | m_ensure.step(2); |
| 113 | } |
| 114 | public void invoke() { |
| 115 | m_ensure.step(3); |
| 116 | m_injectedService.invoke(); |
| 117 | m_originalService.invoke(); |
| 118 | } |
| 119 | |
| 120 | public void stop() { |
| 121 | m_ensure.step(); |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | static class ServiceConsumer implements Runnable { |
| 126 | volatile ServiceInterface3 m_service; |
| 127 | final Ensure m_ensure; |
| 128 | |
| 129 | ServiceConsumer(Ensure e) { |
| 130 | m_ensure = e; |
| 131 | } |
| 132 | |
| 133 | public void init() { |
| 134 | Thread t = new Thread(this); |
| 135 | t.start(); |
| 136 | } |
| 137 | |
| 138 | public void run() { |
| 139 | m_service.invoke(); |
| 140 | } |
| 141 | public void stop() { |
| 142 | m_ensure.step(); |
| 143 | } |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | |