Move EnrichMetadata to xpack core (#96621)

This commit moves the `EnrichMetadata` class into the `xpack/core`
plugin, so that it can be accessed by other xpack plugins without having
a dependency on enrich itself.

Resolves #96596

Author: dakrone

x-pack/plugin/enrich/src/main/java/org/elasticsearch/xpack/enrich/EnrichMetadata.java renamed to x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/enrich/EnrichMetadata.java

@@ -4,7 +4,7 @@
  * 2.0; you may not use this file except in compliance with the Elastic License
  * 2.0.
  */
-package org.elasticsearch.xpack.enrich;
+package org.elasticsearch.xpack.core.enrich;
 
 import org.elasticsearch.ElasticsearchParseException;
 import org.elasticsearch.TransportVersion;
@@ -17,7 +17,6 @@
 import org.elasticsearch.xcontent.ParseField;
 import org.elasticsearch.xcontent.ToXContent;
 import org.elasticsearch.xcontent.XContentParser;
-import org.elasticsearch.xpack.core.enrich.EnrichPolicy;
 
 import java.io.IOException;
 import java.util.Collections;
@@ -32,7 +31,7 @@
  */
 public final class EnrichMetadata extends AbstractNamedDiffable<Metadata.Custom> implements Metadata.Custom {
 
-    static final String TYPE = "enrich";
+    public static final String TYPE = "enrich";
 
     static final ParseField POLICIES = new ParseField("policies");
 

x-pack/plugin/enrich/src/main/java/org/elasticsearch/xpack/enrich/EnrichPlugin.java

@@ -42,6 +42,7 @@
 import org.elasticsearch.xpack.core.XPackPlugin;
 import org.elasticsearch.xpack.core.action.XPackInfoFeatureAction;
 import org.elasticsearch.xpack.core.action.XPackUsageFeatureAction;
+import org.elasticsearch.xpack.core.enrich.EnrichMetadata;
 import org.elasticsearch.xpack.core.enrich.action.DeleteEnrichPolicyAction;
 import org.elasticsearch.xpack.core.enrich.action.EnrichStatsAction;
 import org.elasticsearch.xpack.core.enrich.action.ExecuteEnrichPolicyAction;

x-pack/plugin/enrich/src/main/java/org/elasticsearch/xpack/enrich/EnrichStore.java

@@ -20,6 +20,7 @@
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.Strings;
 import org.elasticsearch.core.SuppressForbidden;
+import org.elasticsearch.xpack.core.enrich.EnrichMetadata;
 import org.elasticsearch.xpack.core.enrich.EnrichPolicy;
 
 import java.util.Arrays;

x-pack/plugin/enrich/src/test/java/org/elasticsearch/xpack/enrich/EnrichMetadataTests.java

@@ -11,6 +11,7 @@
 import org.elasticsearch.test.AbstractChunkedSerializingTestCase;
 import org.elasticsearch.xcontent.XContentParser;
 import org.elasticsearch.xcontent.XContentType;
+import org.elasticsearch.xpack.core.enrich.EnrichMetadata;
 import org.elasticsearch.xpack.core.enrich.EnrichPolicy;
 
 import java.io.IOException;

x-pack/plugin/enrich/src/test/java/org/elasticsearch/xpack/enrich/EnrichPolicyExecutorTests.java

@@ -31,6 +31,7 @@
 import org.elasticsearch.threadpool.TestThreadPool;
 import org.elasticsearch.threadpool.ThreadPool;
 import org.elasticsearch.xcontent.XContentType;
+import org.elasticsearch.xpack.core.enrich.EnrichMetadata;
 import org.elasticsearch.xpack.core.enrich.EnrichPolicy;
 import org.elasticsearch.xpack.core.enrich.action.ExecuteEnrichPolicyAction;
 import org.elasticsearch.xpack.enrich.action.InternalExecutePolicyAction;