opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/codegen/impl/RuntimeGeneratedInvoker.java

   1 /**
   2  * Copyright (c) 2013 Cisco 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.sal.binding.codegen.impl;
   9
  10 import java.util.Set;
  11
  12 import org.eclipse.xtext.xbase.lib.util.ToStringHelper;
  13 import org.opendaylight.controller.sal.binding.codegen.RuntimeCodeHelper;
  14 import org.opendaylight.controller.sal.binding.spi.NotificationInvokerFactory.NotificationInvoker;
  15 import org.opendaylight.yangtools.yang.binding.Notification;
  16 import org.opendaylight.yangtools.yang.binding.NotificationListener;
  17
  18 import com.google.common.base.Preconditions;
  19
  20 final class RuntimeGeneratedInvoker implements NotificationInvoker {
  21     private final org.opendaylight.controller.sal.binding.api.NotificationListener<Notification> invocationProxy;
  22     private final RuntimeGeneratedInvokerPrototype prototype;
  23     private final NotificationListener delegate;
  24
  25     @SuppressWarnings("unchecked")
  26     private RuntimeGeneratedInvoker(final NotificationListener delegate, final RuntimeGeneratedInvokerPrototype prototype, final org.opendaylight.controller.sal.binding.api.NotificationListener<?> proxy) {
  27         this.invocationProxy = (org.opendaylight.controller.sal.binding.api.NotificationListener<Notification>) proxy;
  28         this.delegate = Preconditions.checkNotNull(delegate);
  29         this.prototype = prototype;
  30     }
  31
  32     public static RuntimeGeneratedInvoker create(final NotificationListener delegate, final RuntimeGeneratedInvokerPrototype prototype) throws InstantiationException, IllegalAccessException {
  33         final org.opendaylight.controller.sal.binding.api.NotificationListener<?> proxy = Preconditions.checkNotNull(prototype.getProtoClass().newInstance());
  34         RuntimeCodeHelper.setDelegate(proxy, delegate);
  35         return new RuntimeGeneratedInvoker(delegate, prototype, proxy);
  36     }
  37
  38     @Override
  39     public NotificationListener getDelegate() {
  40         return delegate;
  41     }
  42
  43     @Override
  44     public org.opendaylight.controller.sal.binding.api.NotificationListener<Notification> getInvocationProxy() {
  45         return invocationProxy;
  46     }
  47
  48     @Override
  49     public Set<Class<? extends Notification>> getSupportedNotifications() {
  50         return prototype.getSupportedNotifications();
  51     }
  52
  53     @Override
  54     public void close() {
  55         // Nothing to do
  56     }
  57
  58     @Override
  59     public int hashCode() {
  60         final int prime = 31;
  61         int result = 1;
  62         result = prime * result + delegate.hashCode();
  63         result = prime * result + invocationProxy.hashCode();
  64         result = prime * result + prototype.hashCode();
  65         return result;
  66     }
  67
  68     @Override
  69     public boolean equals(final Object obj) {
  70         if (this == obj) {
  71             return true;
  72         }
  73         if (!(obj instanceof RuntimeGeneratedInvoker)) {
  74             return false;
  75         }
  76         final RuntimeGeneratedInvoker other = (RuntimeGeneratedInvoker) obj;
  77         if (!delegate.equals(other.delegate)) {
  78             return false;
  79         }
  80         if (!invocationProxy.equals(other.invocationProxy)) {
  81             return false;
  82         }
  83         return prototype.equals(other.prototype);
  84     }
  85
  86     @Override
  87     public String toString() {
  88         String result = new ToStringHelper().toString(this);
  89         return result;
  90     }
  91 }