protected override void WriteElement()

in src/Proton/Codec/Encoders/Messaging/HeaderTypeEncoder.cs [41:103]


      protected override void WriteElement(Header header, int index, IProtonBuffer buffer, IEncoderState state)
      {
         // When encoding ensure that values that were never set are omitted and a simple
         // NULL entry is written in the slot instead (don't write defaults).

         buffer.EnsureWritable(sizeof(long));

         switch (index)
         {
            case 0:
               if (header.HasDurable())
               {
                  buffer.WriteUnsignedByte((byte)(header.Durable ? EncodingCodes.BooleanTrue : EncodingCodes.BooleanFalse));
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 1:
               if (header.HasPriority())
               {
                  state.Encoder.WriteUnsignedByte(buffer, state, header.Priority);
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 2:
               if (header.HasTimeToLive())
               {
                  state.Encoder.WriteUnsignedInteger(buffer, state, header.TimeToLive);
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 3:
               if (header.HasFirstAcquirer())
               {
                  buffer.WriteUnsignedByte((byte)(header.FirstAcquirer ? EncodingCodes.BooleanTrue : EncodingCodes.BooleanFalse));
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 4:
               if (header.HasDeliveryCount())
               {
                  state.Encoder.WriteUnsignedInteger(buffer, state, header.DeliveryCount);
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            default:
               throw new ArgumentOutOfRangeException("Unknown Header value index: " + index);
         }
      }