/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.beam.sdk.extensions.protobuf;

import com.google.auto.service.AutoService;
import com.google.protobuf.ByteString;
import java.util.List;
import org.apache.beam.sdk.coders.CoderProvider;
import org.apache.beam.sdk.coders.CoderProviderRegistrar;
import org.apache.beam.sdk.coders.CoderProviders;
import org.apache.beam.sdk.values.TypeDescriptor;
import org.apache.beam.vendor.guava.v20_0.com.google.common.collect.ImmutableList;

/** A {@link CoderProviderRegistrar} for standard types used with Google Protobuf. */
@AutoService(CoderProviderRegistrar.class)
public class ProtobufCoderProviderRegistrar implements CoderProviderRegistrar {
  @Override
  public List<CoderProvider> getCoderProviders() {
    return ImmutableList.of(
        CoderProviders.forCoder(TypeDescriptor.of(ByteString.class), ByteStringCoder.of()),
        ProtoCoder.getCoderProvider());
  }
}