ioam/impl/src/main/java/io/fd/honeycomb/vppioam/impl/VppIoamModule.java

   1 /*
   2  * Copyright (c) 2016 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 package io.fd.honeycomb.vppioam.impl;
  17
  18 import com.google.common.annotations.VisibleForTesting;
  19 import com.google.inject.AbstractModule;
  20 import com.google.inject.Singleton;
  21 import com.google.inject.multibindings.Multibinder;
  22 import com.google.inject.name.Names;
  23 import com.google.inject.Provider;
  24 import io.fd.honeycomb.data.init.DataTreeInitializer;
  25 import io.fd.honeycomb.translate.read.ReaderFactory;
  26 import io.fd.honeycomb.translate.write.WriterFactory;
  27 import io.fd.honeycomb.vppioam.impl.config.VppIoamWriterFactory;
  28 import io.fd.honeycomb.vppioam.impl.util.JVppIoamProvider;
  29 import io.fd.vpp.jvpp.ioamtrace.future.FutureJVppIoamtrace;
  30 import io.fd.vpp.jvpp.ioamtrace.future.FutureJVppIoamtraceFacade;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 /**
  35  * Glue code necessary for Honeycomb distribution to pick up the plugin classes
  36  */
  37 public final class VppIoamModule extends AbstractModule {
  38
  39     private static final Logger LOG = LoggerFactory.getLogger(VppIoamModule.class);
  40     private final Class<? extends Provider<FutureJVppIoamtraceFacade>> jvppIoamProviderClass;
  41
  42     public VppIoamModule() {
  43         this(JVppIoamProvider.class);
  44     }
  45
  46     @VisibleForTesting
  47     VppIoamModule(Class<? extends Provider<FutureJVppIoamtraceFacade>> jvppIoamProvider) {
  48         this.jvppIoamProviderClass = jvppIoamProvider;
  49     }
  50
  51     @Override
  52     protected void configure() {
  53         LOG.debug("Installing iOAM module");
  54
  55         // Bind to Plugin's JVPP.
  56         bind(FutureJVppIoamtrace.class).toProvider(jvppIoamProviderClass).in(Singleton.class);
  57
  58         // Below are classes picked up by HC framework
  59         Multibinder.newSetBinder(binder(), WriterFactory.class).addBinding().to(VppIoamWriterFactory.class);
  60
  61         LOG.debug("Module iOAM successfully configured");
  62     }
  63 }