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Diffstat (limited to 'app-c/appc/appc-adapters/appc-dmaap-adapter/appc-dmaap-adapter-bundle/src/main/java/org/openecomp/appc/adapter/dmaap/AppcDmaapAdapterActivator.java')
-rw-r--r-- | app-c/appc/appc-adapters/appc-dmaap-adapter/appc-dmaap-adapter-bundle/src/main/java/org/openecomp/appc/adapter/dmaap/AppcDmaapAdapterActivator.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/app-c/appc/appc-adapters/appc-dmaap-adapter/appc-dmaap-adapter-bundle/src/main/java/org/openecomp/appc/adapter/dmaap/AppcDmaapAdapterActivator.java b/app-c/appc/appc-adapters/appc-dmaap-adapter/appc-dmaap-adapter-bundle/src/main/java/org/openecomp/appc/adapter/dmaap/AppcDmaapAdapterActivator.java new file mode 100644 index 000000000..98b8aa158 --- /dev/null +++ b/app-c/appc/appc-adapters/appc-dmaap-adapter/appc-dmaap-adapter-bundle/src/main/java/org/openecomp/appc/adapter/dmaap/AppcDmaapAdapterActivator.java @@ -0,0 +1,113 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : APP-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.appc.adapter.dmaap; + +import org.openecomp.appc.configuration.ConfigurationFactory; +import com.att.eelf.configuration.EELFLogger; +import com.att.eelf.configuration.EELFManager; +import org.osgi.framework.BundleActivator; +import org.osgi.framework.BundleContext; +import org.osgi.framework.ServiceRegistration; + +import java.util.Properties; + +/** + * This activator is used to initialize and terminate the connection pool to one or more providers. + * <p> + * The CDP abstraction layer supports multiple types of providers, with each provider supporting multiple tenants. The + * "connection" to a specific tenant on a specific provider is represented by a "context" object. These context objects + * are authenticated to a specific tenant on the provider, but can be reused from one request to another. Contexts are + * slow to set up and are resource intensive, so they are cached. However, the contexts for a specific tenant on a + * specific provider must be cached separately. + * </p> + * <p> + * Activation of the bundle creates an empty cache which is organized first by provider type, then by tenant name, with + * the contents being an empty pool of contexts for that provider/tenant combination. The pool is created on first use, + * and retained for as long as the bundle is active. + * </p> + * <p> + * When the bundle is deactivated, the cache is torn down with all contexts being closed. + * </p> + */ +public class AppcDmaapAdapterActivator implements BundleActivator { + private ServiceRegistration registration = null; + + /** + * The logger to be used + */ + private static final EELFLogger LOG = EELFManager.getInstance().getLogger(AppcDmaapAdapterActivator.class); + + /** + * Called when this bundle is started so the Framework can perform the bundle-specific activities necessary to start + * this bundle. This method can be used to register services or to allocate any resources that this bundle needs. + * <p> + * This method must complete and return to its caller in a timely manner. + * </p> + * + * @param bundleContext + * The execution context of the bundle being started. + * @throws java.lang.Exception + * If this method throws an exception, this bundle is marked as stopped and the Framework will remove + * this bundle's listeners, unregister all services registered by this bundle, and release all services + * used by this bundle. + * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext) + */ + @Override + public void start(final BundleContext bundleContext) throws Exception { + LOG.info("Starting Bundle " + getName()); + + /* if (registration == null) { + Properties properties = ConfigurationFactory.getConfiguration().getProperties(); + registration = bundleContext.registerService(EventSender.class, new EventSenderImpl(properties), null); + }*/ + } + + /** + * Called when this bundle is stopped so the Framework can perform the bundle-specific activities necessary to stop + * the bundle. In general, this method should undo the work that the BundleActivator.start method started. There + * should be no active threads that were started by this bundle when this bundle returns. A stopped bundle must not + * call any Framework objects. + * <p> + * This method must complete and return to its caller in a timely manner. + * </p> + * + * @param ctx + * The execution context of the bundle being stopped. + * @throws java.lang.Exception + * If this method throws an exception, the bundle is still marked as stopped, and the Framework will + * remove the bundle's listeners, unregister all services registered by the bundle, and release all + * services used by the bundle. * + * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext) + */ + @Override + public void stop(BundleContext ctx) throws Exception { + /*if (this.registration != null) { + this.registration.unregister(); + }*/ + LOG.info("Stopped Bundle " + getName()); + } + + public String getName() { + return "DMaaP Adapter"; + } + +} |