content: /*
   * Copyright (C) 2018 Facebook, Inc.
   *
   * Licensed 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 io.airlift.drift.transport.netty.codec;
  
  import io.airlift.drift.protocol.TBinaryProtocol;
  import io.airlift.drift.protocol.TCompactProtocol;
  import io.airlift.drift.protocol.TFacebookCompactProtocol;
  import io.airlift.drift.protocol.TProtocol;
  import io.airlift.drift.protocol.TTransport;
  
  public enum Protocol
  {
      BINARY {
          @Override
          public TProtocol createProtocol(TTransport transport)
          {
              return new TBinaryProtocol(transport);
          }
  
          @Override
          public int getHeaderTransportId()
          {
              return 0;
          }
      },
      COMPACT {
          @Override
          public TProtocol createProtocol(TTransport transport)
          {
              return new TCompactProtocol(transport);
          }
  
          @Override
          public int getHeaderTransportId()
          {
              throw new IllegalStateException("COMPACT can not be used with HEADER transport; use FB_COMPACT instead");
          }
      },
      FB_COMPACT {
          @Override
          public TProtocol createProtocol(TTransport transport)
          {
              return new TFacebookCompactProtocol(transport);
          }
  
          @Override
          public int getHeaderTransportId()
          {
              return 2;
          }
      };
  
      public abstract TProtocol createProtocol(TTransport transport);
  
      public abstract int getHeaderTransportId();
  
      public static Protocol getProtocolByHeaderTransportId(int headerTransportId)
      {
          if (headerTransportId == BINARY.getHeaderTransportId()) {
              return BINARY;
          }
          if (headerTransportId == FB_COMPACT.getHeaderTransportId()) {
              return FB_COMPACT;
          }
          throw new IllegalArgumentException("Unsupported header transport protocol ID: " + headerTransportId);
      }
  }
  