/// <summary>
/// 写入行文本协议内容
/// </summary>
/// <exception cref="InvalidOperationException"></exception>
/// <param name="writer">写入器 </param>
public void WriteTo(ILineProtocolWriter writer)
{
if (this.builder.fields.Count == 0)
{
throw new InvalidOperationException($"至少设置一个Field值");
}
writer.Write(this.builder.measurement);
foreach (var item in this.builder.tags.OrderBy(item => item.Column))
{
writer.WriteComma().Write(item.Column).WriteEqual().Write(item.Value);
}
var firstField = true;
foreach (var item in this.builder.fields.OrderBy(item => item.Column))
{
if (firstField == true)
{
firstField = false;
writer.WriteSpace();
}
else
{
writer.WriteComma();
}
writer.Write(item.Column).WriteEqual().Write(item.Value);
}
if (this.builder.timestamp != null)
{
writer.WriteSpace().Write(this.builder.timestamp.ToString());
}
}
/// <summary>
/// 写入行文本协议内容
/// </summary>
/// <param name="writer">写入器 </param>
public void WriteTo(ILineProtocolWriter writer)
{
writer.Write(desciptor.Utf8Measurement);
foreach (var tag in desciptor.Tags)
{
var value = tag.GetStringValue(entity);
writer.WriteComma().Write(tag.Utf8Name).WriteEqual().Write(value);
}
var firstField = true;
foreach (var field in desciptor.Fields)
{
if (firstField == true)
{
firstField = false;
writer.WriteSpace();
}
else
{
writer.WriteComma();
}
var value = field.GetStringValue(entity);
writer.Write(field.Utf8Name).WriteEqual().Write(value);
}
if (desciptor.Timestamp != null)
{
var timestamp = desciptor.Timestamp.GetStringValue(entity);
if (timestamp != null)
{
writer.WriteSpace().Write(timestamp);
}
}
}
