[Backport 2.x] React to changes in ActionListener in core (#3182)

### Description
Manual backport for #3153 of React to changes in ActionListener in core
Also includes a fix for a call to XContentHelper.toXContent in response
to opensearch-project/OpenSearch#9156
### Issues Resolved
* Relate opensearch-project/OpenSearch#9352
* Relate #3153 

### Check List
- [ ] ~New functionality includes testing~
- [ ] ~New functionality has been documented~
- [X] Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made
under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and
signing off your commits, please check
[here](https://github.com/opensearch-project/OpenSearch/blob/main/CONTRIBUTING.md#developer-certificate-of-origin).

---------

Signed-off-by: Ryan Liang <jiallian@amazon.com>
Signed-off-by: Peter Nied <petern@amazon.com>
Co-authored-by: Peter Nied <petern@amazon.com>

src/main/java/org/opensearch/security/OpenSearchSecurityPlugin.java

@@ -66,7 +66,7 @@
 import org.opensearch.SpecialPermission;
 import org.opensearch.Version;
 import org.opensearch.action.ActionRequest;
-import org.opensearch.action.ActionResponse;
+import org.opensearch.core.action.ActionResponse;
 import org.opensearch.action.search.PitService;
 import org.opensearch.action.search.SearchScrollAction;
 import org.opensearch.action.support.ActionFilter;

src/main/java/org/opensearch/security/action/whoami/TransportWhoAmIAction.java

@@ -26,7 +26,7 @@
 
 package org.opensearch.security.action.whoami;
 
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.support.ActionFilters;
 import org.opensearch.action.support.HandledTransportAction;
 import org.opensearch.cluster.service.ClusterService;

src/main/java/org/opensearch/security/action/whoami/WhoAmIResponse.java

@@ -28,7 +28,7 @@
 
 import java.io.IOException;
 
-import org.opensearch.action.ActionResponse;
+import org.opensearch.core.action.ActionResponse;
 import org.opensearch.core.common.Strings;
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.StreamOutput;

src/main/java/org/opensearch/security/configuration/ConfigurationLoaderSecurity7.java

@@ -41,7 +41,7 @@
 import org.apache.logging.log4j.Logger;
 
 import org.opensearch.LegacyESVersion;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.get.GetResponse;
 import org.opensearch.action.get.MultiGetItemResponse;
 import org.opensearch.action.get.MultiGetRequest;

src/main/java/org/opensearch/security/configuration/DlsFilterLevelActionHandler.java

@@ -25,7 +25,7 @@
 import org.apache.logging.log4j.Logger;
 
 import org.opensearch.OpenSearchSecurityException;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.ActionRequest;
 import org.opensearch.action.admin.cluster.shards.ClusterSearchShardsRequest;
 import org.opensearch.action.get.GetRequest;

src/main/java/org/opensearch/security/configuration/DlsFlsRequestValve.java

@@ -26,7 +26,7 @@
 
 package org.opensearch.security.configuration;
 
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.ActionRequest;
 import org.opensearch.core.xcontent.NamedXContentRegistry;
 import org.opensearch.search.internal.SearchContext;

src/main/java/org/opensearch/security/configuration/DlsFlsValveImpl.java

@@ -34,7 +34,7 @@
 import org.opensearch.OpenSearchException;
 import org.opensearch.OpenSearchSecurityException;
 import org.opensearch.SpecialPermission;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.ActionRequest;
 import org.opensearch.action.DocWriteRequest;
 import org.opensearch.action.RealtimeRequest;

src/main/java/org/opensearch/security/dlic/rest/api/AbstractApiAction.java

@@ -23,7 +23,7 @@
 import org.apache.logging.log4j.Logger;
 
 import org.opensearch.ExceptionsHelper;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.index.IndexRequest;
 import org.opensearch.action.index.IndexResponse;
 import org.opensearch.action.support.WriteRequest.RefreshPolicy;

src/main/java/org/opensearch/security/dlic/rest/api/FlushCacheApiAction.java

@@ -18,7 +18,7 @@
 import com.fasterxml.jackson.databind.JsonNode;
 import com.google.common.collect.ImmutableList;
 
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.client.Client;
 import org.opensearch.cluster.service.ClusterService;
 import org.opensearch.core.common.bytes.BytesReference;

src/main/java/org/opensearch/security/dlic/rest/api/MigrateApiAction.java

@@ -22,7 +22,7 @@
 
 import org.opensearch.LegacyESVersion;
 import org.opensearch.Version;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.admin.indices.create.CreateIndexResponse;
 import org.opensearch.action.bulk.BulkRequestBuilder;
 import org.opensearch.action.bulk.BulkResponse;

src/main/java/org/opensearch/security/dlic/rest/support/Utils.java

@@ -41,6 +41,7 @@
 import org.opensearch.common.xcontent.XContentHelper;
 import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.common.xcontent.json.JsonXContent;
+import org.opensearch.core.xcontent.MediaTypeRegistry;
 import org.opensearch.core.xcontent.NamedXContentRegistry;
 import org.opensearch.core.xcontent.ToXContent;
 import org.opensearch.core.xcontent.XContentParser;
@@ -110,7 +111,12 @@ public static JsonNode convertJsonToJackson(ToXContent jsonContent, boolean omit
             pm.put("omit_defaults", String.valueOf(omitDefaults));
             ToXContent.MapParams params = new ToXContent.MapParams(pm);
 
-            final BytesReference bytes = XContentHelper.toXContent(jsonContent, XContentType.JSON, params, false);
+            final BytesReference bytes = org.opensearch.core.xcontent.XContentHelper.toXContent(
+                jsonContent,
+                MediaTypeRegistry.JSON,
+                params,
+                false
+            );
             return DefaultObjectMapper.readTree(bytes.utf8ToString());
         } catch (IOException e1) {
             throw ExceptionsHelper.convertToOpenSearchException(e1);

src/main/java/org/opensearch/security/filter/SecurityFilter.java

@@ -40,9 +40,9 @@
 import org.opensearch.OpenSearchException;
 import org.opensearch.OpenSearchSecurityException;
 import org.opensearch.ResourceAlreadyExistsException;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.ActionRequest;
-import org.opensearch.action.ActionResponse;
+import org.opensearch.core.action.ActionResponse;
 import org.opensearch.action.DocWriteRequest.OpType;
 import org.opensearch.action.admin.cluster.snapshots.restore.RestoreSnapshotRequest;
 import org.opensearch.action.admin.indices.alias.Alias;

src/test/java/org/opensearch/security/dlic/dlsfls/CCReplicationTest.java

@@ -23,10 +23,10 @@
 import org.junit.Test;
 
 import org.opensearch.OpenSearchSecurityException;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.ActionRequest;
 import org.opensearch.action.ActionRequestValidationException;
-import org.opensearch.action.ActionResponse;
+import org.opensearch.core.action.ActionResponse;
 import org.opensearch.action.ActionType;
 import org.opensearch.action.IndicesRequest;
 import org.opensearch.action.IndicesRequest.Replaceable;

src/test/java/org/opensearch/security/filter/SecurityFilterTest.java

@@ -21,8 +21,8 @@
 import org.mockito.ArgumentCaptor;
 
 import org.opensearch.OpenSearchSecurityException;
-import org.opensearch.action.ActionListener;
-import org.opensearch.action.ActionResponse;
+import org.opensearch.core.action.ActionListener;
+import org.opensearch.core.action.ActionResponse;
 import org.opensearch.cluster.service.ClusterService;
 import org.opensearch.common.settings.Settings;
 import org.opensearch.security.auditlog.AuditLog;

src/test/java/org/opensearch/security/http/proxy/HTTPExtendedProxyAuthenticatorTest.java

@@ -36,7 +36,7 @@
 import org.junit.Test;
 
 import org.opensearch.OpenSearchSecurityException;
-import org.opensearch.action.ActionListener;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.core.common.bytes.BytesReference;
 import org.opensearch.common.settings.Settings;
 import org.opensearch.common.util.concurrent.ThreadContext;