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author | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2010-10-26 07:46:08 +0000 |
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committer | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2010-10-26 07:46:08 +0000 |
commit | 6865c59e74f19ed6057d03583944b47abd6e036e (patch) | |
tree | 3324c11c7ca4f5ca12f15619ce30e9824e198480 /sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator-operations/src/main/java/calculator/dosgi/operations/impl/OperationsActivator.java | |
parent | 0d6d7922ed17cca55ec36ff2626d1080e76d6d13 (diff) |
Create branch for next release
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1027394 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator-operations/src/main/java/calculator/dosgi/operations/impl/OperationsActivator.java | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator-operations/src/main/java/calculator/dosgi/operations/impl/OperationsActivator.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator-operations/src/main/java/calculator/dosgi/operations/impl/OperationsActivator.java new file mode 100644 index 0000000000..f75cc6444e --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator-operations/src/main/java/calculator/dosgi/operations/impl/OperationsActivator.java @@ -0,0 +1,94 @@ +/* + * 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 calculator.dosgi.operations.impl; + +import java.util.Dictionary; +import java.util.Hashtable; +import java.util.logging.Logger; + +import org.osgi.framework.Bundle; +import org.osgi.framework.BundleActivator; +import org.osgi.framework.BundleContext; +import org.osgi.framework.ServiceReference; +import org.osgi.service.packageadmin.PackageAdmin; + +import calculator.dosgi.operations.AddService; +import calculator.dosgi.operations.DivideService; +import calculator.dosgi.operations.MultiplyService; +import calculator.dosgi.operations.SubtractService; + +/** + * + */ +public class OperationsActivator implements BundleActivator { + private Logger logger = Logger.getLogger(OperationsActivator.class.getName()); + + public void start(BundleContext context) throws Exception { + logger.info("Starting " + context.getBundle()); + + Dictionary<String, Object> props = new Hashtable<String, Object>(); + props.put("service.exported.configs", new String[] {"org.osgi.sca"}); + props.put("service.exported.interfaces", new String[] {"*"}); + + logger.info("Registering " + AddService.class.getName()); + props.put("sca.service", "AddComponent#service-name(Add)"); + props.put("org.osgi.sca.bindings", new String[] {"{http://sample}Add"}); + context.registerService(AddService.class.getName(), new AddServiceImpl(), props); + + logger.info("Registering " + SubtractService.class.getName()); + props.put("sca.service", "SubtractComponent#service-name(Subtract)"); + props.put("org.osgi.sca.bindings", new String[] {"{http://sample}Subtract"}); + context.registerService(SubtractService.class.getName(), new SubtractServiceImpl(), props); + + logger.info("Registering " + MultiplyService.class.getName()); + props.put("sca.service", "MultiplyComponent#service-name(Multiply)"); + props.put("org.osgi.sca.bindings", new String[] {"{http://sample}Multiply"}); + context.registerService(MultiplyService.class.getName(), new MultiplyServiceImpl(), props); + + logger.info("Registering " + DivideService.class.getName()); + props.put("sca.service", "DivideComponent#service-name(Divide)"); + props.put("org.osgi.sca.bindings", new String[] {"{http://sample}Divide"}); + context.registerService(DivideService.class.getName(), new DivideServiceImpl(), props); + + getBundle(context, AddService.class); + } + + public void stop(BundleContext context) throws Exception { + logger.info("Stopping " + context.getBundle()); + // Registered services will be automatically unregistered + } + + private Bundle getBundle(BundleContext bundleContext, Class<?> cls) { + PackageAdmin packageAdmin = null; + // PackageAdmin is used to resolve bundles + ServiceReference ref = bundleContext.getServiceReference("org.osgi.service.packageadmin.PackageAdmin"); + if (ref != null) { + packageAdmin = (PackageAdmin)bundleContext.getService(ref); + Bundle bundle = packageAdmin.getBundle(cls); + if (bundle != null) { + logger.info(cls.getName() + " is loaded by bundle: " + bundle.getSymbolicName()); + } + bundleContext.ungetService(ref); + return bundle; + } + return null; + } + +} |