@Override
    public boolean needToLoad(FilterInvoker invoker) {
        return SofaTracerModule.isEnable();
    }
@author <a href="mailto:zhanggeng.zg@antfin.com">zhanggeng</a>
tracer/tracer-opentracing/src/main/java/com/alipay/sofa/rpc/filter/sofatracer/ConsumerTracerFilter.java