gerrit.fd Code Review - hc2vpp.git/blob

   1 /*
   2  * Copyright (c) 2018 Bell Canada, Pantheon Technologies 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.fib.management;
  18
  19 import com.google.common.annotations.VisibleForTesting;
  20 import com.google.inject.AbstractModule;
  21 import com.google.inject.Provider;
  22 import com.google.inject.Singleton;
  23 import com.google.inject.multibindings.Multibinder;
  24 import io.fd.hc2vpp.fib.management.read.FibManagementReaderFactory;
  25 import io.fd.hc2vpp.fib.management.services.FibTableService;
  26 import io.fd.hc2vpp.fib.management.services.FibTableServiceProvider;
  27 import io.fd.hc2vpp.fib.management.write.FibManagementWriterFactory;
  28 import io.fd.honeycomb.translate.read.ReaderFactory;
  29 import io.fd.honeycomb.translate.write.WriterFactory;
  30 import javax.annotation.Nonnull;
  31 import net.jmob.guice.conf.core.ConfigurationModule;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 /**
  36  * FibManagementModule class instantiating FIB management plugin components.
  37  */
  38 public class FibManagementModule extends AbstractModule {
  39
  40     private static final Logger LOG = LoggerFactory.getLogger(FibManagementModule.class);
  41     private final Class<? extends Provider<FibTableService>> fibTableServiceProvider;
  42
  43     public FibManagementModule() {
  44         this(FibTableServiceProvider.class);
  45     }
  46
  47     @VisibleForTesting
  48     protected FibManagementModule(@Nonnull final Class<? extends Provider<FibTableService>> fibTableServiceProvider) {
  49         this.fibTableServiceProvider = fibTableServiceProvider;
  50     }
  51
  52     @Override
  53     protected void configure() {
  54         LOG.info("Starting FibManagementModule initialization");
  55         // requests injection of properties
  56         install(ConfigurationModule.create());
  57         bind(FibTableService.class).toProvider(fibTableServiceProvider).in(Singleton.class);
  58
  59         LOG.debug("Injecting FibManagementModule reader factories");
  60         // creates reader factory binding
  61         final Multibinder<ReaderFactory> readerFactoryBinder = Multibinder.newSetBinder(binder(), ReaderFactory.class);
  62         readerFactoryBinder.addBinding().to(FibManagementReaderFactory.class);
  63
  64         LOG.debug("Injecting FibManagementModule writers factories");
  65         // create writer factory binding
  66         final Multibinder<WriterFactory> writerFactoryBinder = Multibinder.newSetBinder(binder(), WriterFactory.class);
  67         writerFactoryBinder.addBinding().to(FibManagementWriterFactory.class);
  68
  69         LOG.info("FibManagementModule started successfully");
  70     }
  71 }