gerrit.fd Code Review - hc2vpp.git/blob

   1 /*
   2  * Copyright (c) 2017 Cisco and/or its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package io.fd.hc2vpp.docs.core.mock.binding;
  18
  19 import static com.google.inject.name.Names.named;
  20
  21 import com.google.inject.AbstractModule;
  22 import io.fd.honeycomb.data.init.ShutdownHandler;
  23 import io.fd.honeycomb.translate.MappingContext;
  24 import io.fd.vpp.jvpp.JVppRegistry;
  25 import io.fd.vpp.jvpp.core.future.FutureJVppCore;
  26 import java.lang.reflect.InvocationHandler;
  27 import java.lang.reflect.Proxy;
  28 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  29
  30 /**
  31  * Use to bypass jvpp registration, and infra modules
  32  */
  33 public class MockBindingModule extends AbstractModule {
  34
  35     private static final InvocationHandler NOOP_INVOCATION_HANDLER = (proxy, method, args) -> null;
  36
  37     @Override
  38     protected void configure() {
  39         bind(FutureJVppCore.class).toInstance(noOpProxy(FutureJVppCore.class));
  40         bind(MappingContext.class).annotatedWith(named("honeycomb-context"))
  41                 .toInstance(noOpProxy(MappingContext.class));
  42         bind(DataBroker.class).annotatedWith(named("honeycomb-context")).toInstance(noOpProxy(DataBroker.class));
  43         bind(JVppRegistry.class).toInstance(noOpProxy(JVppRegistry.class));
  44         bind(ShutdownHandler.class).toInstance(noOpProxy(ShutdownHandler.class));
  45     }
  46
  47     static <T> T noOpProxy(Class<T> clazz) {
  48         return (T) Proxy.newProxyInstance(MockBindingModule.class.getClassLoader(),
  49                 new Class[]{clazz}, NOOP_INVOCATION_HANDLER);
  50     }
  51 }