SpringSpring 고급편ThreadLocal

Spring 핵심원리 고급편 - ThreadLocal

목차

ThreadLocal

@Configuration
public class LogTraceConfig {

//    @Bean
//    public LogTrace logTrace(){
//        return new FieldLogTrace();
//    }

    @Bean
    public LogTrace logTrace(){
        return new ThreadLocalLogTrace();
    }
}

Thread 별로 로그가 정확하게 나눠진 것을 확인할 수 있다.

2021-12-06 02:15:37.485  INFO 21903 --- [nio-8080-exec-1] c.e.a.t.logtrace.ThreadLocalLogTrace     : [0b8754c1] OrderController.request()
2021-12-06 02:15:37.485  INFO 21903 --- [nio-8080-exec-1] c.e.a.t.logtrace.ThreadLocalLogTrace     : [0b8754c1] |-->OrderService.orderItem()
2021-12-06 02:15:37.486  INFO 21903 --- [nio-8080-exec-1] c.e.a.t.logtrace.ThreadLocalLogTrace     : [0b8754c1] |   |-->OrderRepository.save()
2021-12-06 02:15:38.488  INFO 21903 --- [nio-8080-exec-1] c.e.a.t.logtrace.ThreadLocalLogTrace     : [0b8754c1] |   |<--OrderRepository.save() time=1002ms
2021-12-06 02:15:38.488  INFO 21903 --- [nio-8080-exec-1] c.e.a.t.logtrace.ThreadLocalLogTrace     : [0b8754c1] |<--OrderService.orderItem() time=1003ms
2021-12-06 02:15:38.488  INFO 21903 --- [nio-8080-exec-1] c.e.a.t.logtrace.ThreadLocalLogTrace     : [0b8754c1] OrderController.request() time=1003ms
2021-12-06 02:15:37.648  INFO 21903 --- [nio-8080-exec-2] c.e.a.t.logtrace.ThreadLocalLogTrace     : [9e39132f] OrderController.request()
2021-12-06 02:15:37.648  INFO 21903 --- [nio-8080-exec-2] c.e.a.t.logtrace.ThreadLocalLogTrace     : [9e39132f] |-->OrderService.orderItem()
2021-12-06 02:15:37.648  INFO 21903 --- [nio-8080-exec-2] c.e.a.t.logtrace.ThreadLocalLogTrace     : [9e39132f] |   |-->OrderRepository.save()
2021-12-06 02:15:38.652  INFO 21903 --- [nio-8080-exec-2] c.e.a.t.logtrace.ThreadLocalLogTrace     : [9e39132f] |   |<--OrderRepository.save() time=1004ms
2021-12-06 02:15:38.653  INFO 21903 --- [nio-8080-exec-2] c.e.a.t.logtrace.ThreadLocalLogTrace     : [9e39132f] |<--OrderService.orderItem() time=1005ms
2021-12-06 02:15:38.653  INFO 21903 --- [nio-8080-exec-2] c.e.a.t.logtrace.ThreadLocalLogTrace     : [9e39132f] OrderController.request() time=1005ms
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