apm-sniffer/apm-toolkit-activation/apm-toolkit-logback-1.x-activation/src/main/java/org/apache/skywalking/apm/toolkit/activation/log/logback/v1/x/PrintSkyWalkingContextInterceptor.java [38:52]:
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    public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
        Object ret) throws Throwable {
        if (!ContextManager.isActive()) {
            if (allArguments[0] instanceof EnhancedInstance) {
                SkyWalkingContext skyWalkingContext = (SkyWalkingContext) ((EnhancedInstance) allArguments[0]).getSkyWalkingDynamicField();
                if (skyWalkingContext != null) {
                    return "SW_CTX:" + skyWalkingContext.toString();
                }
            }
        }
        return "SW_CTX:" + new SkyWalkingContext(ContextManager.getGlobalTraceId(),
                ContextManager.getSegmentId(),
                ContextManager.getSpanId())
                .toString();
    }
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apm-sniffer/apm-toolkit-activation/apm-toolkit-logback-1.x-activation/src/main/java/org/apache/skywalking/apm/toolkit/activation/log/logback/v1/x/mdc/PrintMDCSkyWalkingContextInterceptor.java [36:50]:
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    public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
        Object ret) throws Throwable {
        if (!ContextManager.isActive()) {
            if (allArguments[0] instanceof EnhancedInstance) {
                SkyWalkingContext skyWalkingContext = (SkyWalkingContext) ((EnhancedInstance) allArguments[0]).getSkyWalkingDynamicField();
                if (skyWalkingContext != null) {
                    return "SW_CTX:" + skyWalkingContext.toString();
                }
            }
        }
        return "SW_CTX:" + new SkyWalkingContext(ContextManager.getGlobalTraceId(),
                ContextManager.getSegmentId(),
                ContextManager.getSpanId())
                .toString();
    }
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