| bytes | Package bytes implements functions for the manipulation of byte slices. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| github.com/opentracing/opentracing-go | |
| github.com/opentracing/opentracing-go/ext | |
| github.com/uber/jaeger-client-go/crossdock/thrift/tracetest | |
| github.com/uber/jaeger-client-go/utils | |
| golang.org/x/net/context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| net/http | Package http provides HTTP client and server implementations. |