import com.uber.jaeger.metrics.Metrics; //导入依赖的package包/类
private Tracer jaegerTracer(String url) {
    Sender sender = new UdpSender(url, 0, 0);
    return new com.uber.jaeger.Tracer.Builder(SERVICE_NAME,
            new RemoteReporter(sender, 100, 50,
                    new Metrics(new StatsFactoryImpl(new NullStatsReporter()))),
            new ProbabilisticSampler(1.0))
            .build();
}
 

import com.uber.jaeger.metrics.Metrics; //导入依赖的package包/类
public static Tuple<Tracer, Flushable> createJaeger(String serviceName, String collectorUrl) {
  HttpSender sender = new HttpSender(collectorUrl + "/api/traces", 65000);
  RemoteReporter reporter = new RemoteReporter(sender, 1, 100000,
      new Metrics(new StatsFactoryImpl(new NullStatsReporter())));
  return new Tuple<>(new Builder(serviceName, reporter, new ConstSampler(true)).build(),
      () -> {
    try {
      sender.flush();
    } catch (SenderException ex) {
      throw new IllegalStateException("Failed to send", ex);
    }
  });
}
 

import com.uber.jaeger.metrics.Metrics; //导入依赖的package包/类
protected com.uber.jaeger.Tracer createJaegerTracer(String serviceName) {
  return new com.uber.jaeger.Tracer.Builder(serviceName,
      new RemoteReporter(new HttpSender(collectorUrl + "api/traces", 65000), 1, 100,
          new Metrics(new StatsFactoryImpl(new NullStatsReporter()))), new ConstSampler(true))
      .build();
}