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.
  22  *
  23  * @deprecated Replaced by blueprint wiring
  24  */
  25 @Deprecated
  26 public class LegacyEntityOwnershipServiceProviderModule extends AbstractLegacyEntityOwnershipServiceProviderModule {
  27     private BundleContext bundleContext;
  28
  29     public LegacyEntityOwnershipServiceProviderModule(ModuleIdentifier identifier,
  30             DependencyResolver dependencyResolver) {
  31         super(identifier, dependencyResolver);
  32     }
  33
  34     public LegacyEntityOwnershipServiceProviderModule(ModuleIdentifier identifier,
  35             DependencyResolver dependencyResolver,
  36             LegacyEntityOwnershipServiceProviderModule oldModule, java.lang.AutoCloseable oldInstance) {
  37         super(identifier, dependencyResolver, oldModule, oldInstance);
  38     }
  39
  40     @Override
  41     public void customValidation() {
  42         // add custom validation form module attributes here.
  43     }
  44
  45     @Override
  46     public AutoCloseable createInstance() {
  47         final WaitingServiceTracker<EntityOwnershipService> tracker = WaitingServiceTracker.create(
  48                 EntityOwnershipService.class, bundleContext);
  49         final EntityOwnershipService service = tracker.waitForService(WaitingServiceTracker.FIVE_MINUTES);
  50
  51         return Reflection.newProxy(AutoCloseableEntityOwnershipService.class, new AbstractInvocationHandler() {
  52             @Override
  53             @SuppressWarnings("checkstyle:AvoidHidingCauseException")
  54             protected Object handleInvocation(Object proxy, Method method, Object[] args) throws Throwable {
  55                 if (method.getName().equals("close")) {
  56                     tracker.close();
  57                     return null;
  58                 } else {
  59                     try {
  60                         return method.invoke(service, args);
  61                     } catch (InvocationTargetException e) {
  62                         // https://bugs.opendaylight.org/show_bug.cgi?id=6564
  63                         // http://stackoverflow.com/a/10719613/421602
  64                         // https://amitstechblog.wordpress.com/2011/07/24/java-proxies-and-undeclaredthrowableexception/
  65                         throw e.getCause();
  66                     }
  67                 }
  68             }
  69         });
  70     }
  71
  72     public void setBundleContext(final BundleContext bundleContext) {
  73         this.bundleContext = bundleContext;
  74     }
  75
  76     private interface AutoCloseableEntityOwnershipService extends EntityOwnershipService, AutoCloseable {
  77     }
  78
  79 }