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 | import static org.apache.felix.dm.lambda.DependencyManagerActivator.serviceDependency; |
| 23 | |
| 24 | import java.util.Hashtable; |
| 25 | |
| 26 | import org.apache.felix.dm.Component; |
| 27 | import org.apache.felix.dm.DependencyManager; |
| 28 | import org.apache.felix.dm.ServiceDependency; |
| 29 | import org.junit.Assert; |
| 30 | |
| 31 | /** |
| 32 | * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a> |
| 33 | */ |
| 34 | @SuppressWarnings({"unchecked", "rawtypes", "serial"}) |
| 35 | public class TemporalServiceDependencyTest extends TestBase { |
| 36 | public void testServiceConsumptionAndIntermittentAvailability() { |
| 37 | if (true) return; |
| 38 | final DependencyManager m = getDM(); |
| 39 | // helper class that ensures certain steps get executed in sequence |
| 40 | Ensure e = new Ensure(); |
| 41 | // create a service provider and consumer |
| 42 | TemporalServiceProvider provider = new TemporalServiceProvider(e); |
| 43 | Component sp = component(m).impl(provider).provides(TemporalServiceInterface.class.getName()).build(); |
| 44 | TemporalServiceProvider2 provider2 = new TemporalServiceProvider2(e); |
| 45 | Component sp2 = component(m).impl(provider2).provides(TemporalServiceInterface.class.getName()).build(); |
| 46 | TemporalServiceConsumer consumer = new TemporalServiceConsumer(e); |
| 47 | Component sc = component(m).impl(consumer).withSrv(TemporalServiceInterface.class, s->s.timeout(10000)).build(); |
| 48 | // add the service consumer |
| 49 | m.add(sc); |
| 50 | // now add the first provider |
| 51 | m.add(sp); |
| 52 | e.waitForStep(2, 5000); |
| 53 | // and remove it again (this should not affect the consumer yet) |
| 54 | m.remove(sp); |
| 55 | // now add the second provider |
| 56 | m.add(sp2); |
| 57 | e.step(3); |
| 58 | e.waitForStep(4, 5000); |
| 59 | // and remove it again |
| 60 | m.remove(sp2); |
| 61 | // finally remove the consumer |
| 62 | m.remove(sc); |
| 63 | // ensure we executed all steps inside the component instance |
| 64 | e.step(6); |
| 65 | m.clear(); |
| 66 | } |
| 67 | |
| 68 | public void testServiceConsumptionWithCallbackAndIntermittentAvailability() { |
| 69 | if (true) return; |
| 70 | final DependencyManager m = getDM(); |
| 71 | // helper class that ensures certain steps get executed in sequence |
| 72 | Ensure e = new Ensure(); |
| 73 | // create a service provider and consumer |
| 74 | TemporalServiceProvider provider = new TemporalServiceProvider(e); |
| 75 | Component sp = component(m).impl(provider).provides(TemporalServiceInterface.class.getName()).build(); |
| 76 | TemporalServiceProvider2 provider2 = new TemporalServiceProvider2(e); |
| 77 | Component sp2 = component(m).impl(provider2).provides(TemporalServiceInterface.class.getName()).build(); |
| 78 | TemporalServiceConsumerWithCallback consumer = new TemporalServiceConsumerWithCallback(e); |
| 79 | Component sc = component(m).impl(consumer).withSrv(TemporalServiceInterface.class, srv->srv.cb("add", "remove").timeout(10000)).build(); |
| 80 | |
| 81 | // add the service consumer |
| 82 | m.add(sc); |
| 83 | // now add the first provider |
| 84 | m.add(sp); |
| 85 | e.waitForStep(2, 5000); |
| 86 | // and remove it again (this should not affect the consumer yet) |
| 87 | m.remove(sp); |
| 88 | // now add the second provider |
| 89 | m.add(sp2); |
| 90 | e.step(3); |
| 91 | e.waitForStep(4, 5000); |
| 92 | // and remove it again |
| 93 | m.remove(sp2); |
| 94 | // finally remove the consumer |
| 95 | m.remove(sc); |
| 96 | // Wait for the consumer.remove callback |
| 97 | e.waitForStep(6, 5000); |
| 98 | // ensure we executed all steps inside the component instance |
| 99 | e.step(7); |
| 100 | m.clear(); |
| 101 | } |
| 102 | |
| 103 | // Same test as testServiceConsumptionWithCallbackAndIntermittentAvailability, but the consumer is now |
| 104 | // an adapter for the Adaptee interface. |
| 105 | public void testFELIX4858_ServiceAdapterConsumptionWithCallbackAndIntermittentAvailability() { |
| 106 | if (true) return; |
| 107 | final DependencyManager m = getDM(); |
| 108 | // helper class that ensures certain steps get executed in sequence |
| 109 | Ensure e = new Ensure(); |
| 110 | // create a service provider and consumer |
| 111 | TemporalServiceProvider provider = new TemporalServiceProvider(e); |
| 112 | Component sp = component(m).impl(provider).provides(TemporalServiceInterface.class.getName()).build(); |
| 113 | TemporalServiceProvider2 provider2 = new TemporalServiceProvider2(e); |
| 114 | Component sp2 = component(m).impl(provider2).provides(TemporalServiceInterface.class.getName()).build(); |
| 115 | TemporalServiceConsumerAdapterWithCallback consumer = new TemporalServiceConsumerAdapterWithCallback(e); |
| 116 | Component sc = m.createAdapterService(Adaptee.class, null).setImplementation(consumer); |
| 117 | ServiceDependency temporalDep = serviceDependency(sc, TemporalServiceInterface.class).timeout(10000).cb("add", "remove").build(); |
| 118 | sc.add(temporalDep); |
| 119 | Component adaptee = component(m).impl(new Adaptee()).provides(Adaptee.class.getName()).build(); |
| 120 | |
| 121 | // add the adapter service consumer |
| 122 | m.add(sc); |
| 123 | // add the adaptee (the adapter service depends on it) |
| 124 | m.add(adaptee); |
| 125 | // now add the first provider |
| 126 | m.add(sp); |
| 127 | e.waitForStep(2, 5000); |
| 128 | // and remove it again (this should not affect the consumer yet) |
| 129 | m.remove(sp); |
| 130 | // now add the second provider |
| 131 | m.add(sp2); |
| 132 | e.step(3); |
| 133 | e.waitForStep(4, 5000); |
| 134 | // and remove it again |
| 135 | m.remove(sp2); |
| 136 | // finally remove the consumer |
| 137 | m.remove(sc); |
| 138 | // Wait for the consumer.remove callback |
| 139 | e.waitForStep(6, 5000); |
| 140 | // ensure we executed all steps inside the component instance |
| 141 | e.step(7); |
| 142 | m.clear(); |
| 143 | } |
| 144 | |
| 145 | public void testFelix4602_PropagateServiceInvocationException() { |
| 146 | if (true) return; |
| 147 | final DependencyManager m = getDM(); |
| 148 | final Ensure ensure = new Ensure(); |
| 149 | Runnable provider = new Runnable() { |
| 150 | public void run() { |
| 151 | throw new UncheckedException(); |
| 152 | } |
| 153 | }; |
| 154 | Hashtable props = new Hashtable(); |
| 155 | props.put("target", getClass().getSimpleName()); |
| 156 | Component providerComp = component(m) |
| 157 | .provides(Runnable.class.getName(), props) |
| 158 | .impl(provider).build(); |
| 159 | |
| 160 | Object consumer = new Object() { |
| 161 | volatile Runnable m_provider; |
| 162 | @SuppressWarnings("unused") |
| 163 | void start() { |
| 164 | try { |
| 165 | ensure.step(1); |
| 166 | m_provider.run(); |
| 167 | } catch (UncheckedException e) { |
| 168 | ensure.step(2); |
| 169 | } |
| 170 | } |
| 171 | }; |
| 172 | Component consumerComp = component(m) |
| 173 | .impl(consumer) |
| 174 | .withSrv(Runnable.class, s->s.timeout(5000).filter("(target=" + getClass().getSimpleName() + ")")).build(); |
| 175 | m.add(consumerComp); |
| 176 | m.add(providerComp); |
| 177 | ensure.waitForStep(2, 5000); |
| 178 | m.clear(); |
| 179 | } |
| 180 | |
| 181 | static class UncheckedException extends RuntimeException { |
| 182 | } |
| 183 | |
| 184 | static interface TemporalServiceInterface { |
| 185 | public void invoke(); |
| 186 | } |
| 187 | |
| 188 | static class TemporalServiceProvider implements TemporalServiceInterface { |
| 189 | private final Ensure m_ensure; |
| 190 | public TemporalServiceProvider(Ensure e) { |
| 191 | m_ensure = e; |
| 192 | } |
| 193 | public void invoke() { |
| 194 | m_ensure.step(2); |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | static class TemporalServiceProvider2 implements TemporalServiceInterface { |
| 199 | protected final Ensure m_ensure; |
| 200 | public TemporalServiceProvider2(Ensure e) { |
| 201 | m_ensure = e; |
| 202 | } |
| 203 | public void invoke() { |
| 204 | m_ensure.step(4); |
| 205 | } |
| 206 | } |
| 207 | |
| 208 | static class TemporalServiceConsumer implements Runnable { |
| 209 | protected volatile TemporalServiceInterface m_service; |
| 210 | protected final Ensure m_ensure; |
| 211 | |
| 212 | public TemporalServiceConsumer(Ensure e) { |
| 213 | m_ensure = e; |
| 214 | } |
| 215 | |
| 216 | public void init() { |
| 217 | m_ensure.step(1); |
| 218 | Thread t = new Thread(this); |
| 219 | t.start(); |
| 220 | } |
| 221 | |
| 222 | public void run() { |
| 223 | m_service.invoke(); |
| 224 | m_ensure.waitForStep(3, 15000); |
| 225 | m_service.invoke(); |
| 226 | } |
| 227 | |
| 228 | public void destroy() { |
| 229 | m_ensure.step(5); |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | static class TemporalServiceConsumerWithCallback extends TemporalServiceConsumer { |
| 234 | public TemporalServiceConsumerWithCallback(Ensure e) { |
| 235 | super(e); |
| 236 | } |
| 237 | |
| 238 | public void add(TemporalServiceInterface service) { |
| 239 | m_service = service; |
| 240 | } |
| 241 | |
| 242 | public void remove(TemporalServiceInterface service) { |
| 243 | Assert.assertTrue(m_service == service); |
| 244 | m_ensure.step(6); |
| 245 | } |
| 246 | } |
| 247 | |
| 248 | public static class Adaptee { |
| 249 | } |
| 250 | |
| 251 | static class TemporalServiceConsumerAdapterWithCallback extends TemporalServiceConsumer { |
| 252 | volatile Adaptee m_adaptee; |
| 253 | |
| 254 | public TemporalServiceConsumerAdapterWithCallback(Ensure e) { |
| 255 | super(e); |
| 256 | } |
| 257 | |
| 258 | public void start() { |
| 259 | Assert.assertTrue(m_adaptee != null); |
| 260 | } |
| 261 | |
| 262 | public void add(TemporalServiceInterface service) { |
| 263 | m_service = service; |
| 264 | } |
| 265 | |
| 266 | public void remove(TemporalServiceInterface service) { |
| 267 | Assert.assertTrue(m_service == service); |
| 268 | m_ensure.step(6); |
| 269 | } |
| 270 | } |
| 271 | } |