protected override void WriteElement()

in src/Proton/Codec/Encoders/Transport/DispositionTypeEncoder.cs [54:136]


      protected override void WriteElement(Disposition disposition, 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(int));

         switch (index)
         {
            case 0:
               if (disposition.HasRole())
               {
                  buffer.WriteUnsignedByte((byte)disposition.Role.ToBooleanEncoding());
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 1:
               if (disposition.HasFirst())
               {
                  state.Encoder.WriteUnsignedInteger(buffer, state, disposition.First);
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 2:
               if (disposition.HasLast())
               {
                  state.Encoder.WriteUnsignedInteger(buffer, state, disposition.Last);
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 3:
               if (disposition.HasSettled())
               {
                  buffer.WriteUnsignedByte((byte)(disposition.Settled ? EncodingCodes.BooleanTrue : EncodingCodes.BooleanFalse));
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            case 4:
               if (disposition.HasState())
               {
                  if (disposition.State == Accepted.Instance)
                  {
                     buffer.WriteUnsignedByte((byte)EncodingCodes.DescribedTypeIndicator);
                     buffer.WriteUnsignedByte((byte)EncodingCodes.SmallULong);
                     buffer.WriteUnsignedByte((byte)Accepted.DescriptorCode);
                     buffer.WriteUnsignedByte((byte)EncodingCodes.List0);
                  }
                  else
                  {
                     state.Encoder.WriteObject(buffer, state, disposition.State);
                  }
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }

               break;
            case 5:
               if (disposition.HasBatchable())
               {
                  buffer.WriteUnsignedByte((byte)(disposition.Batchable ? EncodingCodes.BooleanTrue : EncodingCodes.BooleanFalse));
               }
               else
               {
                  buffer.WriteUnsignedByte((byte)EncodingCodes.Null);
               }
               break;
            default:
               throw new ArgumentOutOfRangeException("Unknown Disposition value index: " + index);
         }
      }