apm-sniffer/optional-plugins/optional-spring-plugins/optional-spring-cloud/gateway-3.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/spring/cloud/gateway/v3x/NettyRoutingFilterInterceptor.java [44:60]:
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    public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
            MethodInterceptResult result) throws Throwable {
        ServerWebExchange exchange = (ServerWebExchange) allArguments[0];
        if (isTraced(exchange)) {
            return;
        }

        setTracedStatus(exchange);

        EnhancedInstance enhancedInstance = getInstance(allArguments[0]);

        AbstractSpan span = ContextManager.createLocalSpan("SpringCloudGateway/RoutingFilter");
        if (enhancedInstance != null && enhancedInstance.getSkyWalkingDynamicField() != null) {
            ContextManager.continued((ContextSnapshot) enhancedInstance.getSkyWalkingDynamicField());
        }
        span.setComponent(SPRING_CLOUD_GATEWAY);
    }
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apm-sniffer/optional-plugins/optional-spring-plugins/optional-spring-cloud/gateway-4.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/spring/cloud/gateway/v412x/NettyRoutingFilterV412Interceptor.java [39:55]:
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    public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
                             MethodInterceptResult result) throws Throwable {
        ServerWebExchange exchange = (ServerWebExchange) allArguments[0];
        if (isTraced(exchange)) {
            return;
        }

        setTracedStatus(exchange);

        EnhancedInstance enhancedInstance = getInstance(allArguments[0]);

        AbstractSpan span = ContextManager.createLocalSpan("SpringCloudGateway/RoutingFilter");
        if (enhancedInstance != null && enhancedInstance.getSkyWalkingDynamicField() != null) {
            ContextManager.continued((ContextSnapshot) enhancedInstance.getSkyWalkingDynamicField());
        }
        span.setComponent(SPRING_CLOUD_GATEWAY);
    }
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apm-sniffer/optional-plugins/optional-spring-plugins/optional-spring-cloud/gateway-4.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/spring/cloud/gateway/v4x/NettyRoutingFilterInterceptor.java [44:60]:
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    public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
            MethodInterceptResult result) throws Throwable {
        ServerWebExchange exchange = (ServerWebExchange) allArguments[0];
        if (isTraced(exchange)) {
            return;
        }

        setTracedStatus(exchange);

        EnhancedInstance enhancedInstance = getInstance(allArguments[0]);

        AbstractSpan span = ContextManager.createLocalSpan("SpringCloudGateway/RoutingFilter");
        if (enhancedInstance != null && enhancedInstance.getSkyWalkingDynamicField() != null) {
            ContextManager.continued((ContextSnapshot) enhancedInstance.getSkyWalkingDynamicField());
        }
        span.setComponent(SPRING_CLOUD_GATEWAY);
    }
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