Remove deprecated constant META_FIELDS_BEFORE_7DOT8 (opensearch-proje…

…ct#13860) * Add _primary_term to builtInMetadataMappers Signed-off-by: Craig Perkins <[email protected]> * Add to CHANGELOG Signed-off-by: Craig Perkins <[email protected]> * Remove deprecated constant META_FIELDS_BEFORE_7DOT8 Signed-off-by: Craig Perkins <[email protected]> * Update CHANGELOG Signed-off-by: Craig Perkins <[email protected]> --------- Signed-off-by: Craig Perkins <[email protected]>
wdongyu · Aug 22, 2024 · 1be6e0b · 1be6e0b
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -13,6 +13,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - [Remote Store] Upload translog checkpoint as object metadata to translog.tlog([#13637](https://github.com/opensearch-project/OpenSearch/pull/13637))
 - Add getMetadataFields to MapperService ([#13819](https://github.com/opensearch-project/OpenSearch/pull/13819))
 - [Remote State] Add async remote state deletion task running on an interval, configurable by a setting ([#13131](https://github.com/opensearch-project/OpenSearch/pull/13131))
+- Remove deprecated constant META_FIELDS_BEFORE_7DOT8 ([#13860](https://github.com/opensearch-project/OpenSearch/pull/13860))
 
 ### Dependencies
 - Bump `com.github.spullara.mustache.java:compiler` from 0.9.10 to 0.9.13 ([#13329](https://github.com/opensearch-project/OpenSearch/pull/13329), [#13559](https://github.com/opensearch-project/OpenSearch/pull/13559))

diff --git a/server/src/main/java/org/opensearch/index/mapper/MapperService.java b/server/src/main/java/org/opensearch/index/mapper/MapperService.java
@@ -73,7 +73,6 @@
 import java.io.Closeable;
 import java.io.IOException;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -201,11 +200,6 @@ public enum MergeReason {
         Property.IndexScope,
         Property.Deprecated
     );
-    // Deprecated set of meta-fields, for checking if a field is meta, use an instance method isMetadataField instead
-    @Deprecated
-    public static final Set<String> META_FIELDS_BEFORE_7DOT8 = Collections.unmodifiableSet(
-        new HashSet<>(Arrays.asList("_id", IgnoredFieldMapper.NAME, "_index", "_routing", "_size", "_timestamp", "_ttl", "_type"))
-    );
 
     private static final DeprecationLogger deprecationLogger = DeprecationLogger.getLogger(MapperService.class);