package com.sinata.appointment.config;
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import com.sinata.appointment.service.OpLogApplicationService;
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import jakarta.servlet.FilterChain;
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import jakarta.servlet.ServletException;
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import jakarta.servlet.http.HttpServletRequest;
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import jakarta.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.util.UUID;
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import org.slf4j.MDC;
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import org.springframework.core.Ordered;
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import org.springframework.core.annotation.Order;
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import org.springframework.stereotype.Component;
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import org.springframework.web.filter.OncePerRequestFilter;
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@Component
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@Order(Ordered.HIGHEST_PRECEDENCE)
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public class TraceIdFilter extends OncePerRequestFilter {
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@Override
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protected void doFilterInternal(
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HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
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throws ServletException, IOException {
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String traceId = request.getHeader("X-Trace-Id");
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if (traceId == null || traceId.isBlank()) {
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traceId = UUID.randomUUID().toString().replace("-", "");
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}
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MDC.put(OpLogApplicationService.MDC_TRACE, traceId);
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response.setHeader("X-Trace-Id", traceId);
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try {
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filterChain.doFilter(request, response);
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} finally {
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MDC.remove(OpLogApplicationService.MDC_TRACE);
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}
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}
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}
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