@Override
    public void before(Object target) {
        if (logger.isDebugEnabled()) {
            logger.beforeInterceptor(target, null);
        }

        final Trace trace = traceContext.currentTraceObject();
        if (trace == null) {
            return;
        }

        trace.traceBlockBegin();
    }
Gson method interceptor

@author ChaYoung You
agent-module/plugins/gson/src/main/java/com/navercorp/pinpoint/plugin/gson/interceptor/ToJsonInterceptor.java