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Signed-off-by: Gao Binlong <[email protected]>
opensearch-project · Jun 13, 2024 · 62703cb · 62703cb
1 parent 62672e7
commit 62703cb
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/modules/ingest-common/src/main/java/org/opensearch/ingest/common/FingerprintProcessor.java b/modules/ingest-common/src/main/java/org/opensearch/ingest/common/FingerprintProcessor.java
@@ -34,6 +34,9 @@
  */
 public final class FingerprintProcessor extends AbstractProcessor {
     public static final String TYPE = "fingerprint";
+    // this processor is introduced in 2.16.0, we append the OpenSearch version to the hash method name to ensure
+    // that this processor always generates same hash value based on a specific hash method, if the processing logic
+    // of this processor changes in future version, the version number in the hash method should be increased correspondingly.
     private static final Set<String> HASH_METHODS = Set.of("[email protected]", "[email protected]", "[email protected]", "[email protected]");
 
     // fields used to generate hash value