opendaylight/md-sal/sal-dom-config/src/main/java/org/opendaylight/controller/config/yang/config/legacy_entity_ownership_service_provider/LegacyEntityOwnershipServiceProviderModule.java

   1 /*
   2  * Copyright (c) 2016 Brocade Communications Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.config.yang.config.legacy_entity_ownership_service_provider;
   9
  10 import com.google.common.reflect.AbstractInvocationHandler;
  11 import com.google.common.reflect.Reflection;
  12 import java.lang.reflect.InvocationTargetException;
  13 import java.lang.reflect.Method;
  14 import org.opendaylight.controller.config.api.DependencyResolver;
  15 import org.opendaylight.controller.config.api.ModuleIdentifier;
  16 import org.opendaylight.controller.config.api.osgi.WaitingServiceTracker;
  17 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipService;
  18 import org.osgi.framework.BundleContext;
  19
  20 /**
  21  * @deprecated Replaced by blueprint wiring
  22  */
  23 @Deprecated
  24 public class LegacyEntityOwnershipServiceProviderModule extends AbstractLegacyEntityOwnershipServiceProviderModule {
  25     private BundleContext bundleContext;
  26
  27     public LegacyEntityOwnershipServiceProviderModule(ModuleIdentifier identifier, DependencyResolver dependencyResolver) {
  28         super(identifier, dependencyResolver);
  29     }
  30
  31     public LegacyEntityOwnershipServiceProviderModule(ModuleIdentifier identifier, DependencyResolver dependencyResolver,
  32             LegacyEntityOwnershipServiceProviderModule oldModule, java.lang.AutoCloseable oldInstance) {
  33         super(identifier, dependencyResolver, oldModule, oldInstance);
  34     }
  35
  36     @Override
  37     public void customValidation() {
  38         // add custom validation form module attributes here.
  39     }
  40
  41     @Override
  42     public AutoCloseable createInstance() {
  43         final WaitingServiceTracker<EntityOwnershipService> tracker = WaitingServiceTracker.create(
  44                 EntityOwnershipService.class, bundleContext);
  45         final EntityOwnershipService service = tracker.waitForService(WaitingServiceTracker.FIVE_MINUTES);
  46
  47         return Reflection.newProxy(AutoCloseableEntityOwnershipService.class, new AbstractInvocationHandler() {
  48             @Override
  49             protected Object handleInvocation(Object proxy, Method method, Object[] args) throws Throwable {
  50                 if (method.getName().equals("close")) {
  51                     tracker.close();
  52                     return null;
  53                 } else {
  54                     try {
  55                         return method.invoke(service, args);
  56                     } catch (InvocationTargetException e) {
  57                         // https://bugs.opendaylight.org/show_bug.cgi?id=6564
  58                         // http://stackoverflow.com/a/10719613/421602
  59                         // https://amitstechblog.wordpress.com/2011/07/24/java-proxies-and-undeclaredthrowableexception/
  60                         throw e.getCause();
  61                     }
  62                 }
  63             }
  64         });
  65     }
  66
  67     public void setBundleContext(final BundleContext bundleContext) {
  68         this.bundleContext = bundleContext;
  69     }
  70
  71     private interface AutoCloseableEntityOwnershipService extends EntityOwnershipService, AutoCloseable {
  72     }
  73
  74 }