配置多个JaegerGrpcSpanExporter到spring boot应用程序

<dependencies>
    <!-- Jaeger dependencies -->
    <dependency>
        <groupId>io.opentracing.contrib</groupId>
        <artifactId>opentracing-spring-jaeger-cloud-starter</artifactId>
    </dependency>
    <!-- Other dependencies -->
    <!-- ... -->
</dependencies>

# Jaeger exporter 1
opentracing.jaeger.enabled=true
opentracing.jaeger.udp-sender.host=localhost
opentracing.jaeger.udp-sender.port=6831

# Jaeger exporter 2
opentracing.jaeger.additional-exporter.enabled=true
opentracing.jaeger.additional-exporter.udp-sender.host=another-host
opentracing.jaeger.additional-exporter.udp-sender.port=6832

# Other Jaeger configuration options
# ...

@RestController
public class MyController {

    private final Tracer tracer;

    public MyController(Tracer tracer) {
        this.tracer = tracer;
    }

    @GetMapping("/my-endpoint")
    public String myEndpoint() {
        // Use the tracer and export spans using JaegerGrpcSpanExporter
        // ...
        return "OK";
    }
}