```
public final class TraceIdContext
extends SamplingFlags
```
Contains inbound trace ID and sampling flags, used when users control the root trace ID, but not the span ID (ex Amazon X-Ray or other correlation).

Field Summary
- Fields inherited from class brave.propagation.SamplingFlags
  DEBUG, EMPTY, NOT_SAMPLED, SAMPLED

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(Object o)`	Only includes mandatory fields `traceIdHigh()` and `traceId()`
`int`	`hashCode()`	Only includes mandatory fields `traceIdHigh()` and `traceId()`
`static TraceIdContext.Builder`	`newBuilder()`
`TraceIdContext.Builder`	`toBuilder()`
`String`	`toString()`	Returns `$traceId`
`long`	`traceId()`	Unique 8-byte identifier for a trace, set on all spans within it.
`long`	`traceIdHigh()`	When non-zero, the trace containing this span uses 128-bit trace identifiers.
`String`	`traceIdString()`	Returns the hex representation of the span's trace ID

Methods inherited from class brave.propagation.SamplingFlags
debug, sampled, sampledLocal

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Class TraceIdContext