@Bean
public HttpTraceRepository httpTraceRepository() {
    return new InMemoryHttpTraceRepository();
}
 

public TraceListener(HttpTraceRepository repository) {
	this.repository = repository;
}
 

@Bean
@ConditionalOnMissingBean
public TraceListener ackTraceListener(HttpTraceRepository repository) {
	return new TraceListener(repository);
}
 

@Bean
public HttpTraceRepository httpTraceRepository() {
	return new InMemoryHttpTraceRepository();
}
 

/**
 * Create a new {@link HttpTraceFilter} instance.
 *
 * @param repository the trace repository
 * @param tracer     used to trace exchanges
 */
public TraceRequestFilter(HttpTraceRepository repository, HttpExchangeTracer tracer) {
    super(repository, tracer);
}