1 files changed, 80 insertions, 12 deletions

diff --git a/aai-resources/src/main/java/org/onap/aai/interceptors/pre/HeaderValidation.java b/aai-resources/src/main/java/org/onap/aai/interceptors/pre/HeaderValidation.java
index dfc4376..8113fa7 100644
--- a/aai-resources/src/main/java/org/onap/aai/interceptors/pre/HeaderValidation.java
+++ b/aai-resources/src/main/java/org/onap/aai/interceptors/pre/HeaderValidation.java
@@ -36,6 +36,10 @@ import org.onap.aai.exceptions.AAIException;
 import org.onap.aai.interceptors.AAIContainerFilter;
 import org.onap.aai.interceptors.AAIHeaderProperties;
 import org.onap.aai.logging.ErrorLogHelper;
+import org.onap.logging.filter.base.Constants;
+import org.onap.logging.filter.base.ONAPComponents;
+import org.onap.logging.filter.base.SimpleMap;
+import org.onap.logging.ref.slf4j.ONAPLogConstants;
 
 @PreMatching
 @Priority(AAIRequestFilterPriority.HEADER_VALIDATION)
@@ -45,36 +49,28 @@ public class HeaderValidation extends AAIContainerFilter implements ContainerReq
 	public void filter(ContainerRequestContext requestContext) throws IOException {
 
 		Optional<Response> oResp;
-	
-		String transId = requestContext.getHeaderString(AAIHeaderProperties.TRANSACTION_ID);
-		String fromAppId = requestContext.getHeaderString(AAIHeaderProperties.FROM_APP_ID);
-
 		List<MediaType> acceptHeaderValues = requestContext.getAcceptableMediaTypes();
 
+		String fromAppId = getPartnerName(requestContext);
 		oResp = this.validateHeaderValuePresence(fromAppId, "AAI_4009", acceptHeaderValues);
 		if (oResp.isPresent()) {
 			requestContext.abortWith(oResp.get());
 			return;
 		}
+
+		String transId = getRequestId(requestContext);
 		oResp = this.validateHeaderValuePresence(transId, "AAI_4010", acceptHeaderValues);
 		if (oResp.isPresent()) {
 			requestContext.abortWith(oResp.get());
 			return;
 		}
-
-		if (!this.isValidUUID(transId)) {
-			transId = UUID.randomUUID().toString();
-			requestContext.getHeaders().get(AAIHeaderProperties.TRANSACTION_ID).clear();
-			requestContext.getHeaders().add(AAIHeaderProperties.TRANSACTION_ID, transId);
-		}
-
 	}
 	
 	private Optional<Response> validateHeaderValuePresence(String value, String errorCode,
 			List<MediaType> acceptHeaderValues) {
 		Response response = null;
 		AAIException aaie;
-		if (value == null) {
+		if (value == null || value.isEmpty()) {
 			aaie = new AAIException(errorCode);
 			return Optional.of(Response.status(aaie.getErrorObject().getHTTPResponseCode())
 					.entity(ErrorLogHelper.getRESTAPIErrorResponse(acceptHeaderValues, aaie, new ArrayList<>()))
@@ -83,5 +79,77 @@ public class HeaderValidation extends AAIContainerFilter implements ContainerReq
 
 		return Optional.ofNullable(response);
 	}
+	public String getRequestId(ContainerRequestContext requestContext) {
+		String requestId = requestContext.getHeaderString(ONAPLogConstants.Headers.REQUEST_ID);
+		if (requestId == null || requestId.isEmpty()) {
+			requestId = requestContext.getHeaderString(Constants.HttpHeaders.HEADER_REQUEST_ID);
+			if (requestId == null || requestId.isEmpty()) {
+				requestId = requestContext.getHeaderString(Constants.HttpHeaders.TRANSACTION_ID);
+				if (requestId == null || requestId.isEmpty()) {
+					requestId = requestContext.getHeaderString(Constants.HttpHeaders.ECOMP_REQUEST_ID);
+					if (requestId == null || requestId.isEmpty()) {
+						return requestId;
+					}
+				}
+			}
+		}
+		if (requestContext.getHeaders().get(ONAPLogConstants.Headers.REQUEST_ID) != null) {
+			requestContext.getHeaders().get(ONAPLogConstants.Headers.REQUEST_ID).clear();
+		}
+		if (requestContext.getHeaders().get(Constants.HttpHeaders.TRANSACTION_ID) != null) {
+			requestContext.getHeaders().get(Constants.HttpHeaders.TRANSACTION_ID).clear();
+		}
+		if (requestContext.getHeaders().get(Constants.HttpHeaders.HEADER_REQUEST_ID) != null) {
+			requestContext.getHeaders().get(Constants.HttpHeaders.HEADER_REQUEST_ID).clear();
+		}
+		if (requestContext.getHeaders().get(Constants.HttpHeaders.ECOMP_REQUEST_ID) != null) {
+			requestContext.getHeaders().get(Constants.HttpHeaders.ECOMP_REQUEST_ID).clear();
+		}
+		requestContext.getHeaders().add(Constants.HttpHeaders.TRANSACTION_ID, requestId);
 
+		return requestId;
+	}
+
+	public String getPartnerName(ContainerRequestContext requestContext) {
+
+		// CDM header overrides everything else for source of truth
+		String sourceOfTruth = requestContext.getHeaderString(AAIHeaderProperties.SOURCE_OF_TRUTH);
+		String partnerName = requestContext.getHeaderString(ONAPLogConstants.Headers.PARTNER_NAME);
+		if ( sourceOfTruth == null || sourceOfTruth.isEmpty()) {
+
+			if (partnerName != null && !(partnerName.isEmpty())) {
+				String components[] = partnerName.split("\\.");
+				if (components.length > 1) {
+					if (!(ONAPComponents.AAI.toString().equalsIgnoreCase(components[0]))) {
+						sourceOfTruth = components[0];
+					} else {
+						// request is coming internally from AAI, check X-FromAppId
+						partnerName = null;
+					}
+				}
+			}
+			if (sourceOfTruth == null || sourceOfTruth.isEmpty()) {
+				if (partnerName == null || (partnerName.isEmpty())) {
+					partnerName = requestContext.getHeaderString(AAIHeaderProperties.FROM_APP_ID);
+					if (partnerName == null || (partnerName.isEmpty())) {
+						return partnerName;
+					}
+				}
+			}
+		}
+		if (requestContext.getHeaders().get(ONAPLogConstants.Headers.PARTNER_NAME) != null) {
+			requestContext.getHeaders().get(ONAPLogConstants.Headers.PARTNER_NAME).clear();
+		}
+		if (requestContext.getHeaders().get(AAIHeaderProperties.FROM_APP_ID) != null) {
+			requestContext.getHeaders().get(AAIHeaderProperties.FROM_APP_ID).clear();
+		}
+		if ((sourceOfTruth != null) && !(sourceOfTruth.isEmpty())) {
+			requestContext.getHeaders().add(AAIHeaderProperties.FROM_APP_ID, sourceOfTruth);
+			partnerName = sourceOfTruth;
+		}
+		else {
+			requestContext.getHeaders().add(AAIHeaderProperties.FROM_APP_ID, partnerName);
+		}
+		return partnerName;
+	}
 }