org.apache.dubbo.rpc.cluster.router.mesh.util

接口 TracingContextProvider

@SPI(scope=APPLICATION)
public interface TracingContextProvider

SPI to get tracing context from 3rd-party tracing utils ( e.g. OpenTracing )

方法概要

限定符和类型	方法和说明
String	getValue(Invocation invocation, String key) Get value from context

方法详细资料

getValue

String getValue(Invocation invocation,
                String key)

Get value from context

参数:

invocation - invocation

key - key of value

返回:

value (null if absent)