OpenTracing

2021-06-23  本文已影响0人  美美的苹果核

参考地址

组织构件

主要API

主要的OpenTracing API将所有主要组件声明为接口以及辅助类,例如Tracer,Span,SpanContext,Scope,ScopeManager,Format(用映射定义通用的SpanContext注入和提取格式)。详细文档

Quick Start

import java.util.Map;
import io.opentracing.mock.MockTracer;
import io.opentracing.mock.MockSpan;
import io.opentracing.tags.Tags;

// Initialize MockTracer with the default values.
MockTracer tracer = new MockTracer();

// Create a new Span, representing an operation.
MockSpan span = tracer.buildSpan("foo").start();

// Add a tag to the Span.
span.setTag(Tags.COMPONENT, "my-own-application");

// do something for business logic

// Finish the Span.
span.finish();

// Analyze the saved Span.
System.out.println("Operation name = " + span.operationName());
System.out.println("Start = " + span.startMicros());
System.out.println("Finish = " + span.finishMicros());

// Inspect the Span's tags.
Map<String, Object> tags = span.tags();
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