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Initial addition of new API for booting Weld from SE
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| /** | ||
| * JBoss, Home of Professional Open Source | ||
| * Copyright 2009, Red Hat, Inc. and/or its affiliates, and individual | ||
| * contributors by the @authors tag. See the copyright.txt in the | ||
| * distribution for a full listing of individual contributors. | ||
| * | ||
| * Licensed 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.jboss.weld.environment.se; | ||
|
|
||
| import javax.enterprise.event.Event; | ||
| import javax.enterprise.inject.Instance; | ||
| import javax.enterprise.inject.spi.BeanManager; | ||
| import org.jboss.weld.bootstrap.api.Bootstrap; | ||
| import org.jboss.weld.bootstrap.api.Environments; | ||
| import org.jboss.weld.bootstrap.spi.BeanDeploymentArchive; | ||
| import org.jboss.weld.context.api.BeanStore; | ||
| import org.jboss.weld.context.api.helpers.ConcurrentHashMapBeanStore; | ||
| import org.jboss.weld.environment.se.beans.InstanceManager; | ||
| import org.jboss.weld.environment.se.discovery.SEWeldDeployment; | ||
| import org.jboss.weld.environment.se.util.Reflections; | ||
| import org.jboss.weld.environment.se.util.WeldManagerUtils; | ||
| import org.jboss.weld.manager.api.WeldManager; | ||
|
|
||
| /** | ||
| * An alternative means of booting Weld form an arbitrary main method within an | ||
| * SE application, <em>without</em> using the built-in ContainerInitialized event. | ||
| * Typical usage of the API looks like this: | ||
| * <code> | ||
| * Weld weld = new Weld().initialize(); | ||
| * weld.instance().select(Foo.class).get(); | ||
| * weld.event().select(Bar.class).fire( new Bar() ); | ||
| * weld.shutdown(); | ||
| * </code> | ||
| * | ||
| * @author Peter Royle | ||
| */ | ||
| public class Weld | ||
| { | ||
|
|
||
| private static final String BOOTSTRAP_IMPL_CLASS_NAME = "org.jboss.weld.bootstrap.WeldBootstrap"; | ||
| private final Bootstrap bootstrap; | ||
| private final BeanStore applicationBeanStore; | ||
| private WeldManager manager; | ||
| private InstanceManager instanceManager; | ||
|
|
||
| public Weld() | ||
| { | ||
| try | ||
| { | ||
| bootstrap = Reflections.newInstance(BOOTSTRAP_IMPL_CLASS_NAME, Bootstrap.class); | ||
| } catch (Exception e) | ||
| { | ||
| throw new IllegalStateException("Error loading Weld bootstrap, check that Weld is on the classpath", e); | ||
| } | ||
| this.applicationBeanStore = new ConcurrentHashMapBeanStore(); | ||
| } | ||
|
|
||
| public Weld initialize() | ||
| { | ||
|
|
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| SEWeldDeployment deployment = new SEWeldDeployment() | ||
| { | ||
| }; | ||
| bootstrap.startContainer(Environments.SE, deployment, this.applicationBeanStore); | ||
| final BeanDeploymentArchive mainBeanDepArch = deployment.getBeanDeploymentArchives().get(0); | ||
| this.manager = bootstrap.getManager(mainBeanDepArch); | ||
| bootstrap.startInitialization(); | ||
| bootstrap.deployBeans(); | ||
| WeldManagerUtils.getInstanceByType(manager, ShutdownManager.class).setBootstrap(bootstrap); | ||
| bootstrap.validateBeans(); | ||
| bootstrap.endInitialization(); | ||
|
|
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| instanceManager = WeldManagerUtils.getInstanceByType(manager, InstanceManager.class); | ||
|
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| return this; | ||
| } | ||
|
|
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| public Instance<Object> instance() | ||
| { | ||
| return instanceManager.getInstances(); | ||
| } | ||
|
|
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| public Instance<Event> event() | ||
| { | ||
| return instanceManager.getEvents(); | ||
| } | ||
|
|
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| public BeanManager getBeanManager() | ||
| { | ||
| return manager; | ||
| } | ||
|
|
||
| /** | ||
| * Convenience method for shutting down the container. | ||
| */ | ||
| public void shutdown() { | ||
| WeldManagerUtils.getInstanceByType(manager, ShutdownManager.class).shutdown(); | ||
| } | ||
| } |
51 changes: 51 additions & 0 deletions
51
src/main/java/org/jboss/weld/environment/se/beans/InstanceManager.java
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|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| /** | ||
| * JBoss, Home of Professional Open Source | ||
| * Copyright 2009, Red Hat, Inc. and/or its affiliates, and individual | ||
| * contributors by the @authors tag. See the copyright.txt in the | ||
| * distribution for a full listing of individual contributors. | ||
| * | ||
| * Licensed 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.jboss.weld.environment.se.beans; | ||
|
|
||
| import javax.enterprise.event.Event; | ||
| import javax.enterprise.inject.Instance; | ||
| import javax.inject.Inject; | ||
| import org.jboss.weld.environment.se.Weld; | ||
|
|
||
| /** | ||
| * A managed bean which holds all of the injected instances of managed beans and | ||
| * events. It is primarily used as a delegate for the Weld class's instance() | ||
| * and event() methods. | ||
| * | ||
| * @see Weld | ||
| * @author Peter Royle | ||
| */ | ||
| public class InstanceManager | ||
| { | ||
|
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| @Inject Instance<Object> instances; | ||
| @Inject Instance<Event> events; | ||
|
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| public InstanceManager() | ||
| { | ||
| } | ||
|
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| public Instance<Object> getInstances() | ||
| { | ||
| return instances; | ||
| } | ||
|
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| public Instance<Event> getEvents() | ||
| { | ||
| return events; | ||
| } | ||
| } |
91 changes: 91 additions & 0 deletions
91
src/test/java/org/jboss/weld/environment/se/test/WeldMainTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| /** | ||
| * JBoss, Home of Professional Open Source | ||
| * Copyright 2009, Red Hat, Inc. and/or its affiliates, and individual | ||
| * contributors by the @authors tag. See the copyright.txt in the | ||
| * distribution for a full listing of individual contributors. | ||
| * | ||
| * Licensed 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.jboss.weld.environment.se.test; | ||
|
|
||
| import javax.enterprise.inject.spi.BeanManager; | ||
| import javax.enterprise.util.AnnotationLiteral; | ||
|
|
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| import org.jboss.weld.environment.se.Weld; | ||
| import org.jboss.weld.environment.se.events.Shutdown; | ||
| import org.jboss.weld.environment.se.test.beans.CustomEvent; | ||
| import org.jboss.weld.environment.se.test.beans.InitObserverTestBean; | ||
| import org.jboss.weld.environment.se.test.beans.MainTestBean; | ||
| import org.jboss.weld.environment.se.test.beans.ObserverTestBean; | ||
| import org.jboss.weld.environment.se.test.beans.ParametersTestBean; | ||
| import org.testng.Assert; | ||
| import org.testng.annotations.Test; | ||
|
|
||
| /** | ||
| * | ||
| * @author Peter Royle | ||
| */ | ||
| public class WeldMainTest | ||
| { | ||
|
|
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| /** | ||
| * Test the alternate API for boting Weld from an SE app. | ||
| */ | ||
| @Test | ||
| public void testInitialize() | ||
| { | ||
|
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| Weld weld = new Weld().initialize(); | ||
|
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| MainTestBean mainTestBean = weld.instance().select(MainTestBean.class).get(); | ||
| Assert.assertNotNull(mainTestBean); | ||
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| ParametersTestBean paramsBean = mainTestBean.getParametersTestBean(); | ||
| Assert.assertNotNull(paramsBean); | ||
| Assert.assertNotNull(paramsBean.getParameters()); | ||
|
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| shutdownManager(weld.getBeanManager()); | ||
| } | ||
|
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| /** | ||
| * Test the firing of observers using the alternate API for boting Weld from an SE app. | ||
| */ | ||
| @Test | ||
| public void testObservers() | ||
| { | ||
| InitObserverTestBean.reset(); | ||
| ObserverTestBean.reset(); | ||
|
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| Weld weld = new Weld().initialize(); | ||
| weld.getBeanManager().fireEvent(new CustomEvent()); | ||
| // TODO(PR): this should work. What's with the compile error? | ||
| // weld.event().select(CustomEvent.class).fire(new CustomEvent()); | ||
|
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| Assert.assertTrue(ObserverTestBean.isBuiltInObserved()); | ||
| Assert.assertTrue(ObserverTestBean.isCustomObserved()); | ||
| Assert.assertFalse(ObserverTestBean.isInitObserved()); | ||
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| Assert.assertFalse(InitObserverTestBean.isInitObserved()); | ||
| } | ||
|
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| private void shutdownManager(BeanManager manager) | ||
| { | ||
| manager.fireEvent(manager, new ShutdownAnnotation()); | ||
| } | ||
|
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| private static class ShutdownAnnotation extends AnnotationLiteral<Shutdown> | ||
| { | ||
|
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| public ShutdownAnnotation() | ||
| { | ||
| } | ||
| } | ||
| } |