vid-app-common/src/main/java/org/onap/vid/logging/Headers.kt

   1 @file:JvmName("Headers")
   2
   3 package org.onap.vid.logging
   4
   5 import org.onap.portalsdk.core.util.SystemProperties
   6 import org.onap.vid.logging.RequestIdHeader.*
   7 import javax.servlet.http.HttpServletRequest
   8
   9 enum class RequestIdHeader(val headerName: String) {
  10
  11     ONAP_ID("X-ONAP-RequestID"),
  12     REQUEST_ID("X-RequestID"),
  13     TRANSACTION_ID("X-TransactionID"),
  14     ECOMP_ID(SystemProperties.ECOMP_REQUEST_ID),
  15     ;
  16
  17     fun stringEquals(header: String) = headerName.equals(header, true)
  18
  19     fun getHeaderValue(request: HttpServletRequest): String? = request.getHeader(headerName)
  20 }
  21
  22 fun prioritizedRequestIdHeaders() = listOf(
  23         ONAP_ID,
  24         REQUEST_ID,
  25         TRANSACTION_ID,
  26         ECOMP_ID
  27 )
  28
  29 fun highestPriorityHeader(httpRequest: HttpServletRequest): RequestIdHeader? {
  30     val headers = httpRequest.headerNames.asSequence().toSet()
  31     return prioritizedRequestIdHeaders().firstOrNull {
  32         requestIdHeader -> headers.any { requestIdHeader.stringEquals(it) }
  33     }
  34 }