@Override
    public SpanEventRecorder traceBlockBegin(final int stackId) {
        final SpanEvent spanEvent = traceBlockBegin0(stackId);
        return wrappedSpanEventRecorder(wrappedSpanEventRecorder, spanEvent);
    }
@author netspider
@author emeroad
@author jaehong.kim
agent-module/profiler/src/main/java/com/navercorp/pinpoint/profiler/context/DefaultTrace.java