84 lines
2.5 KiB
C#
84 lines
2.5 KiB
C#
// <copyright file="Batch.cs" company="OpenTelemetry Authors">
|
|
// Copyright The OpenTelemetry Authors
|
|
//
|
|
// 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.
|
|
// </copyright>
|
|
|
|
using Thrift.Protocol;
|
|
using Thrift.Protocol.Entities;
|
|
|
|
namespace OpenTelemetry.Exporter.Jaeger.Implementation
|
|
{
|
|
internal sealed class Batch
|
|
{
|
|
public Batch(Process process, TProtocol protocol)
|
|
{
|
|
this.BatchBeginMessage = GenerateBeginMessage(process, protocol, out int spanCountPosition);
|
|
this.SpanCountPosition = spanCountPosition;
|
|
this.BatchEndMessage = GenerateEndMessage(protocol);
|
|
}
|
|
|
|
public byte[] BatchBeginMessage { get; }
|
|
|
|
public int SpanCountPosition { get; set; }
|
|
|
|
public byte[] BatchEndMessage { get; }
|
|
|
|
public int MinimumMessageSize => this.BatchBeginMessage.Length
|
|
+ this.BatchEndMessage.Length;
|
|
|
|
private static byte[] GenerateBeginMessage(Process process, TProtocol oprot, out int spanCountPosition)
|
|
{
|
|
var struc = new TStruct("Batch");
|
|
|
|
oprot.WriteStructBegin(struc);
|
|
|
|
var field = new TField
|
|
{
|
|
Name = "process",
|
|
Type = TType.Struct,
|
|
ID = 1,
|
|
};
|
|
|
|
oprot.WriteFieldBegin(field);
|
|
process.Write(oprot);
|
|
oprot.WriteFieldEnd();
|
|
|
|
field.Name = "spans";
|
|
field.Type = TType.List;
|
|
field.ID = 2;
|
|
|
|
oprot.WriteFieldBegin(field);
|
|
|
|
oprot.WriteListBegin(new TList(TType.Struct, 0), out spanCountPosition);
|
|
|
|
byte[] beginMessage = oprot.WrittenData.ToArray();
|
|
oprot.Clear();
|
|
return beginMessage;
|
|
}
|
|
|
|
private static byte[] GenerateEndMessage(TProtocol oprot)
|
|
{
|
|
oprot.WriteListEnd();
|
|
|
|
oprot.WriteFieldEnd();
|
|
oprot.WriteFieldStop();
|
|
oprot.WriteStructEnd();
|
|
|
|
byte[] endMessage = oprot.WrittenData.ToArray();
|
|
oprot.Clear();
|
|
return endMessage;
|
|
}
|
|
}
|
|
}
|