Remove remaining redundant overrides (#97134)

Follow-up to #97130, removing all remaining redundant overrides outside the server package.
2025-06-28 17:34:17 -04:00 · 2023-06-27 13:08:13 +02:00 · 2023-06-27 13:08:13 +02:00 · 1a34568a8b
commit 1a34568a8b
parent 3726113f06
96 changed files with 2 additions and 573 deletions
--- a/modules/ingest-geoip/src/internalClusterTest/java/org/elasticsearch/ingest/geoip/GeoIpDownloaderIT.java
+++ b/modules/ingest-geoip/src/internalClusterTest/java/org/elasticsearch/ingest/geoip/GeoIpDownloaderIT.java
@ -751,11 +751,6 @@ public class GeoIpDownloaderIT extends AbstractGeoIpIT {
                    return NON_GEO_PROCESSOR_TYPE;
                }

-                @Override
-                public boolean isAsync() {
-                    return false;
-                }
-
            });
            return procMap;
        }
--- a/modules/rank-eval/src/main/java/org/elasticsearch/index/rankeval/RankEvalRequestBuilder.java
+++ b/modules/rank-eval/src/main/java/org/elasticsearch/index/rankeval/RankEvalRequestBuilder.java
@ -18,11 +18,6 @@ public class RankEvalRequestBuilder extends ActionRequestBuilder<RankEvalRequest
        super(client, action, request);
    }

-    @Override
-    public RankEvalRequest request() {
-        return request;
-    }
-
    public void setRankEvalSpec(RankEvalSpec spec) {
        this.request.setRankEvalSpec(spec);
    }
--- a/modules/repository-url/src/main/java/org/elasticsearch/common/blobstore/url/http/HttpResponseInputStream.java
+++ b/modules/repository-url/src/main/java/org/elasticsearch/common/blobstore/url/http/HttpResponseInputStream.java
@ -48,9 +48,6 @@ public class HttpResponseInputStream extends FilterInputStream {
        @Override
        public void close() {}

-        @Override
-        public void mark(final int readLimit) {}
-
        @Override
        public boolean markSupported() {
            return true;
--- a/qa/smoke-test-http/src/javaRestTest/java/org/elasticsearch/http/ResponseHeaderPluginIT.java
+++ b/qa/smoke-test-http/src/javaRestTest/java/org/elasticsearch/http/ResponseHeaderPluginIT.java
@ -27,11 +27,6 @@ import static org.hamcrest.Matchers.equalTo;
@ClusterScope(scope = Scope.SUITE, supportsDedicatedMasters = false, numDataNodes = 1)
 public class ResponseHeaderPluginIT extends HttpSmokeTestCase {

-    @Override
-    protected boolean addMockHttpTransport() {
-        return false; // enable http
-    }
-
    @Override
    protected Collection<Class<? extends Plugin>> nodePlugins() {
        return CollectionUtils.appendToCopy(super.nodePlugins(), TestResponseHeaderPlugin.class);
--- a/server/src/internalClusterTest/java/org/elasticsearch/cluster/service/ClusterServiceIT.java
+++ b/server/src/internalClusterTest/java/org/elasticsearch/cluster/service/ClusterServiceIT.java
@ -51,10 +51,6 @@ public class ClusterServiceIT extends ESIntegTestCase {
        clusterService.submitUnbatchedStateUpdateTask(
            "test",
            new AckedClusterStateUpdateTask(MasterServiceTests.ackedRequest(TEN_SECONDS, TEN_SECONDS), null) {
-                @Override
-                public boolean mustAck(DiscoveryNode discoveryNode) {
-                    return true;
-                }

                @Override
                public void onAllNodesAcked() {
@ -207,9 +203,6 @@ public class ClusterServiceIT extends ESIntegTestCase {
                    latch.countDown();
                }

-                @Override
-                public void clusterStateProcessed(ClusterState oldState, ClusterState newState) {}
-
                @Override
                public ClusterState execute(ClusterState currentState) throws Exception {
                    executed.set(true);
--- a/server/src/internalClusterTest/java/org/elasticsearch/indices/settings/UpdateSettingsIT.java
+++ b/server/src/internalClusterTest/java/org/elasticsearch/indices/settings/UpdateSettingsIT.java
@ -128,9 +128,6 @@ public class UpdateSettingsIT extends ESIntegTestCase {
            Setting.Property.Final
        );

-        @Override
-        public void onIndexModule(IndexModule indexModule) {}
-
        @Override
        public List<Setting<?>> getSettings() {
            return Collections.singletonList(FINAL_SETTING);
--- a/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/DoubleTermsIT.java
+++ b/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/DoubleTermsIT.java
@ -102,14 +102,6 @@ public class DoubleTermsIT extends AbstractTermsTestCase {
            return scripts;
        }

-        @Override
-        protected Map<String, Function<Map<String, Object>, Object>> nonDeterministicPluginScripts() {
-            Map<String, Function<Map<String, Object>, Object>> scripts = new HashMap<>();
-
-            scripts.put("Math.random()", vars -> DoubleTermsIT.randomDouble());
-
-            return scripts;
-        }
    }

    private static final int NUM_DOCS = 5; // TODO: randomize the size?
--- a/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/LongTermsIT.java
+++ b/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/LongTermsIT.java
@ -90,14 +90,6 @@ public class LongTermsIT extends AbstractTermsTestCase {
            return scripts;
        }

-        @Override
-        protected Map<String, Function<Map<String, Object>, Object>> nonDeterministicPluginScripts() {
-            Map<String, Function<Map<String, Object>, Object>> scripts = new HashMap<>();
-
-            scripts.put("Math.random()", vars -> LongTermsIT.randomDouble());
-
-            return scripts;
-        }
    }

    private static final int NUM_DOCS = 5; // TODO randomize the size?
--- a/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/RangeIT.java
+++ b/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/RangeIT.java
@ -82,14 +82,6 @@ public class RangeIT extends ESIntegTestCase {
            return scripts;
        }

-        @Override
-        protected Map<String, Function<Map<String, Object>, Object>> nonDeterministicPluginScripts() {
-            Map<String, Function<Map<String, Object>, Object>> scripts = new HashMap<>();
-
-            scripts.put("Math.random()", vars -> RangeIT.randomDouble());
-
-            return scripts;
-        }
    }

    @Override
--- a/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/terms/StringTermsIT.java
+++ b/server/src/internalClusterTest/java/org/elasticsearch/search/aggregations/bucket/terms/StringTermsIT.java
@ -115,14 +115,6 @@ public class StringTermsIT extends AbstractTermsTestCase {
            return scripts;
        }

-        @Override
-        protected Map<String, Function<Map<String, Object>, Object>> nonDeterministicPluginScripts() {
-            Map<String, Function<Map<String, Object>, Object>> scripts = new HashMap<>();
-
-            scripts.put("Math.random()", vars -> StringTermsIT.randomDouble());
-
-            return scripts;
-        }
    }

    @Override
--- a/test/external-modules/seek-tracking-directory/src/main/java/org/elasticsearch/test/seektracker/SeekStatsRequest.java
+++ b/test/external-modules/seek-tracking-directory/src/main/java/org/elasticsearch/test/seektracker/SeekStatsRequest.java
@ -8,7 +8,6 @@

 package org.elasticsearch.test.seektracker;

-import org.elasticsearch.action.ActionRequestValidationException;
 import org.elasticsearch.action.support.nodes.BaseNodesRequest;
 import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.io.stream.StreamInput;
@ -40,8 +39,4 @@ public class SeekStatsRequest extends BaseNodesRequest<SeekStatsRequest> {
        return indices;
    }

-    @Override
-    public ActionRequestValidationException validate() {
-        return null;
-    }
 }
--- a/test/framework/src/main/java/org/elasticsearch/script/MockScriptEngine.java
+++ b/test/framework/src/main/java/org/elasticsearch/script/MockScriptEngine.java
@ -484,10 +484,6 @@ public class MockScriptEngine implements ScriptEngine {
                    return (boolean) script.apply(ctx);
                }

-                @Override
-                public void setDocument(int doc) {
-                    docReader.setDocument(doc);
-                }
            };
        }
    }
--- a/test/framework/src/main/java/org/elasticsearch/search/geo/GeoShapeIntegTestCase.java
+++ b/test/framework/src/main/java/org/elasticsearch/search/geo/GeoShapeIntegTestCase.java
@ -17,8 +17,6 @@ import org.elasticsearch.xcontent.XContentBuilder;
 import org.elasticsearch.xcontent.XContentFactory;
 import org.elasticsearch.xcontent.XContentType;

-import java.io.ByteArrayOutputStream;
-
 import static org.elasticsearch.index.query.QueryBuilders.geoBoundingBoxQuery;
 import static org.elasticsearch.index.query.QueryBuilders.geoDistanceQuery;
 import static org.elasticsearch.index.query.QueryBuilders.geoShapeQuery;
@ -101,11 +99,6 @@ public abstract class GeoShapeIntegTestCase extends BaseShapeIntegTestCase<GeoSh
        }
    }

-    /** Override this method if there is need to modify the test data for specific tests */
-    protected byte[] convertTestData(ByteArrayOutputStream out) {
-        return out.toByteArray();
-    }
-
    private double distance(double lat1, double lon1, double lat2, double lon2) {
        return SloppyMath.haversinMeters(lat1, lon1, lat2, lon2);
    }
--- a/x-pack/plugin/analytics/src/main/java/org/elasticsearch/xpack/analytics/multiterms/InternalMultiTerms.java
+++ b/x-pack/plugin/analytics/src/main/java/org/elasticsearch/xpack/analytics/multiterms/InternalMultiTerms.java
@ -8,7 +8,6 @@
 package org.elasticsearch.xpack.analytics.multiterms;

 import org.apache.lucene.util.BytesRef;
-import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.io.stream.StreamOutput;
 import org.elasticsearch.search.DocValueFormat;
@ -627,8 +626,4 @@ public class InternalMultiTerms extends AbstractInternalTerms<InternalMultiTerms
        );
    }

-    @Override
-    public String toString() {
-        return Strings.toString(this);
-    }
 }
--- a/x-pack/plugin/autoscaling/src/internalClusterTest/java/org/elasticsearch/xpack/autoscaling/storage/ReactiveStorageIT.java
+++ b/x-pack/plugin/autoscaling/src/internalClusterTest/java/org/elasticsearch/xpack/autoscaling/storage/ReactiveStorageIT.java
@ -531,12 +531,6 @@ public class ReactiveStorageIT extends AutoscalingStorageIntegTestCase {
        refreshClusterInfo();
    }

-    public GetAutoscalingCapacityAction.Response capacity() {
-        GetAutoscalingCapacityAction.Request request = new GetAutoscalingCapacityAction.Request();
-        GetAutoscalingCapacityAction.Response response = client().execute(GetAutoscalingCapacityAction.INSTANCE, request).actionGet();
-        return response;
-    }
-
    private void putAutoscalingPolicy(String policyName, String role) {
        final PutAutoscalingPolicyAction.Request request = new PutAutoscalingPolicyAction.Request(
            policyName,
--- a/x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/action/PutAutoFollowPatternRequestTests.java
+++ b/x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/action/PutAutoFollowPatternRequestTests.java
@ -24,11 +24,6 @@ import static org.hamcrest.Matchers.nullValue;

 public class PutAutoFollowPatternRequestTests extends AbstractXContentSerializingTestCase<PutAutoFollowPatternAction.Request> {

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected PutAutoFollowPatternAction.Request doParseInstance(XContentParser parser) throws IOException {
        return PutAutoFollowPatternAction.Request.fromXContent(parser, null);
--- a/x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/action/PutFollowActionRequestTests.java
+++ b/x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/action/PutFollowActionRequestTests.java
@ -98,8 +98,4 @@ public class PutFollowActionRequestTests extends AbstractXContentSerializingTest
        return request;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/action/ResumeFollowActionRequestTests.java
+++ b/x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/action/ResumeFollowActionRequestTests.java
@ -58,11 +58,6 @@ public class ResumeFollowActionRequestTests extends AbstractXContentSerializingT
        return ResumeFollowAction.Request.fromXContent(parser, null);
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    static void generateFollowParameters(FollowParameters followParameters) {
        if (randomBoolean()) {
            followParameters.setMaxReadRequestOperationCount(randomIntBetween(1, Integer.MAX_VALUE));
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ccr/action/ForgetFollowerAction.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ccr/action/ForgetFollowerAction.java
@ -7,7 +7,6 @@

 package org.elasticsearch.xpack.core.ccr.action;

-import org.elasticsearch.action.ActionRequestValidationException;
 import org.elasticsearch.action.ActionType;
 import org.elasticsearch.action.support.broadcast.BroadcastRequest;
 import org.elasticsearch.action.support.broadcast.BroadcastResponse;
@ -152,11 +151,6 @@ public class ForgetFollowerAction extends ActionType<BroadcastResponse> {
            out.writeString(followerIndexUUID);
        }

-        @Override
-        public ActionRequestValidationException validate() {
-            return null;
-        }
-
        @Override
        public boolean includeDataStreams() {
            return false;
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/downsample/DownsampleIndexerAction.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/downsample/DownsampleIndexerAction.java
@ -6,7 +6,6 @@
 */
 package org.elasticsearch.xpack.core.downsample;

-import org.elasticsearch.action.ActionRequestValidationException;
 import org.elasticsearch.action.ActionType;
 import org.elasticsearch.action.IndicesRequest;
 import org.elasticsearch.action.support.IndicesOptions;
@ -115,11 +114,6 @@ public class DownsampleIndexerAction extends ActionType<DownsampleIndexerAction.
            out.writeStringArray(labelFields);
        }

-        @Override
-        public ActionRequestValidationException validate() {
-            return null;
-        }
-
        @Override
        public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
            builder.startObject();
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/action/GetCalendarsAction.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/action/GetCalendarsAction.java
@ -12,7 +12,6 @@ import org.elasticsearch.action.ActionType;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.io.stream.StreamOutput;
 import org.elasticsearch.common.xcontent.StatusToXContentObject;
-import org.elasticsearch.rest.RestStatus;
 import org.elasticsearch.xcontent.ObjectParser;
 import org.elasticsearch.xcontent.ToXContentObject;
 import org.elasticsearch.xcontent.XContentBuilder;
@ -149,11 +148,6 @@ public class GetCalendarsAction extends ActionType<GetCalendarsAction.Response>
            super(in);
        }

-        @Override
-        public RestStatus status() {
-            return RestStatus.OK;
-        }
-
        public QueryPage<Calendar> getCalendars() {
            return getResources();
        }
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/action/GetFiltersAction.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/action/GetFiltersAction.java
@ -9,7 +9,6 @@ package org.elasticsearch.xpack.core.ml.action;
 import org.elasticsearch.action.ActionType;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.xcontent.StatusToXContentObject;
-import org.elasticsearch.rest.RestStatus;
 import org.elasticsearch.xpack.core.action.AbstractGetResourcesRequest;
 import org.elasticsearch.xpack.core.action.AbstractGetResourcesResponse;
 import org.elasticsearch.xpack.core.action.util.QueryPage;
@ -68,11 +67,6 @@ public class GetFiltersAction extends ActionType<GetFiltersAction.Response> {
            return getResources();
        }

-        @Override
-        public RestStatus status() {
-            return RestStatus.OK;
-        }
-
        @Override
        protected Reader<MlFilter> getReader() {
            return MlFilter::new;
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/action/TrainedModelCacheInfoAction.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/action/TrainedModelCacheInfoAction.java
@ -7,7 +7,6 @@

 package org.elasticsearch.xpack.core.ml.action;

-import org.elasticsearch.action.ActionRequestValidationException;
 import org.elasticsearch.action.ActionType;
 import org.elasticsearch.action.FailedNodeException;
 import org.elasticsearch.action.support.nodes.BaseNodeResponse;
@ -49,11 +48,6 @@ public class TrainedModelCacheInfoAction extends ActionType<TrainedModelCacheInf
            super.writeTo(out);
        }

-        @Override
-        public ActionRequestValidationException validate() {
-            return null;
-        }
-
        @Override
        public int hashCode() {
            return Arrays.hashCode(concreteNodes());
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/termsenum/action/TermsEnumRequest.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/termsenum/action/TermsEnumRequest.java
@ -128,11 +128,6 @@ public class TermsEnumRequest extends BroadcastRequest<TermsEnumRequest> impleme
        return true;
    }

-    @Override
-    public boolean includeDataStreams() {
-        return true;
-    }
-
    /**
     * The field to look inside for values
     */
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/watcher/transport/actions/stats/WatcherStatsRequest.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/watcher/transport/actions/stats/WatcherStatsRequest.java
@ -6,7 +6,6 @@
 */
 package org.elasticsearch.xpack.core.watcher.transport.actions.stats;

-import org.elasticsearch.action.ActionRequestValidationException;
 import org.elasticsearch.action.support.nodes.BaseNodesRequest;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.io.stream.StreamOutput;
@ -58,11 +57,6 @@ public class WatcherStatsRequest extends BaseNodesRequest<WatcherStatsRequest> {
        this.includeStats = includeStats;
    }

-    @Override
-    public ActionRequestValidationException validate() {
-        return null;
-    }
-
    @Override
    public void writeTo(StreamOutput out) throws IOException {
        super.writeTo(out);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/license/ClusterStateLicenseServiceClusterTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/license/ClusterStateLicenseServiceClusterTests.java
@ -6,16 +6,11 @@
 */
 package org.elasticsearch.license;

-import org.elasticsearch.analysis.common.CommonAnalysisPlugin;
 import org.elasticsearch.cluster.node.DiscoveryNodeRole;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.core.TimeValue;
-import org.elasticsearch.plugins.Plugin;
 import org.elasticsearch.test.ESIntegTestCase.ClusterScope;
-import org.elasticsearch.xpack.core.LocalStateCompositeXPackPlugin;

-import java.util.Arrays;
-import java.util.Collection;
 import java.util.Set;

 import static org.elasticsearch.test.ESIntegTestCase.Scope.TEST;
@ -34,11 +29,6 @@ public class ClusterStateLicenseServiceClusterTests extends AbstractLicensesInte
        return Settings.builder().put(addRoles(super.nodeSettings(nodeOrdinal, otherSettings), Set.of(DiscoveryNodeRole.DATA_ROLE)));
    }

-    @Override
-    protected Collection<Class<? extends Plugin>> nodePlugins() {
-        return Arrays.asList(LocalStateCompositeXPackPlugin.class, CommonAnalysisPlugin.class);
-    }
-
    public void testClusterRestartWithLicense() throws Exception {
        wipeAllLicenses();

--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/action/SetResetModeActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/action/SetResetModeActionRequestTests.java
@ -23,11 +23,6 @@ public class SetResetModeActionRequestTests extends AbstractXContentSerializingT
        return null;// TODO implement https://github.com/elastic/elasticsearch/issues/25929
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Writeable.Reader<SetResetModeActionRequest> instanceReader() {
        return SetResetModeActionRequest::new;
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/ClusterStateWaitUntilThresholdStepTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/ClusterStateWaitUntilThresholdStepTests.java
@ -259,11 +259,6 @@ public class ClusterStateWaitUntilThresholdStepTests extends AbstractStepTestCas
                    return new Result(false, new SingleMessageFieldInfo(""));
                }

-                @Override
-                public boolean isCompletable() {
-                    return true;
-                }
-
                @Override
                public boolean isRetryable() {
                    return true;
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/ExplainLifecycleResponseTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/ExplainLifecycleResponseTests.java
@ -51,11 +51,6 @@ public class ExplainLifecycleResponseTests extends AbstractXContentSerializingTe
        return ExplainLifecycleResponse.fromXContent(parser);
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected boolean assertToXContentEquivalence() {
        return false;
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/action/MoveToStepRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/action/MoveToStepRequestTests.java
@ -40,11 +40,6 @@ public class MoveToStepRequestTests extends AbstractXContentSerializingTestCase<
        return Request.parseRequest(index, parser);
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request mutateInstance(Request request) {
        String indexName = request.getIndex();
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/action/PutLifecycleRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/action/PutLifecycleRequestTests.java
@ -124,10 +124,6 @@ public class PutLifecycleRequestTests extends AbstractXContentSerializingTestCas
        return new NamedXContentRegistry(entries);
    }

-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request mutateInstance(Request request) {
        String name = randomBoolean() ? lifecycleName : randomAlphaOfLength(5);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/action/RemoveIndexLifecyclePolicyResponseTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ilm/action/RemoveIndexLifecyclePolicyResponseTests.java
@ -45,11 +45,6 @@ public class RemoveIndexLifecyclePolicyResponseTests extends AbstractXContentSer
        return Response.PARSER.apply(parser, null);
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    public void testNullFailedIndices() {
        IllegalArgumentException exception = expectThrows(IllegalArgumentException.class, () -> new Response((List<String>) null));
        assertEquals("failed_indexes cannot be null", exception.getMessage());
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/CancelJobModelSnapshotUpgradeActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/CancelJobModelSnapshotUpgradeActionRequestTests.java
@ -28,11 +28,6 @@ public class CancelJobModelSnapshotUpgradeActionRequestTests extends AbstractXCo
        return null;// TODO implement https://github.com/elastic/elasticsearch/issues/25929
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Writeable.Reader<Request> instanceReader() {
        return Request::new;
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/CloseJobActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/CloseJobActionRequestTests.java
@ -34,11 +34,6 @@ public class CloseJobActionRequestTests extends AbstractXContentSerializingTestC
        return null;// TODO implement https://github.com/elastic/elasticsearch/issues/25929
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Writeable.Reader<Request> instanceReader() {
        return Request::new;
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/EvaluateDataFrameActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/EvaluateDataFrameActionRequestTests.java
@ -80,11 +80,6 @@ public class EvaluateDataFrameActionRequestTests extends AbstractXContentSeriali
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/ForecastJobActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/ForecastJobActionRequestTests.java
@ -23,11 +23,6 @@ public class ForecastJobActionRequestTests extends AbstractXContentSerializingTe
        return Request.parseRequest(null, parser);
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request createTestInstance() {
        Request request = new Request(randomAlphaOfLengthBetween(1, 20));
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetBucketActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetBucketActionRequestTests.java
@ -62,11 +62,6 @@ public class GetBucketActionRequestTests extends AbstractXContentSerializingTest
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return GetBucketsAction.Request.parseRequest(null, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetCalendarEventsActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetCalendarEventsActionRequestTests.java
@ -48,11 +48,6 @@ public class GetCalendarEventsActionRequestTests extends AbstractXContentSeriali
        return GetCalendarEventsAction.Request.parseRequest(null, parser);
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    public void testValidate() {
        GetCalendarEventsAction.Request request = new GetCalendarEventsAction.Request("cal-name");
        request.setJobId("foo");
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetCalendarsActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetCalendarsActionRequestTests.java
@ -40,8 +40,4 @@ public class GetCalendarsActionRequestTests extends AbstractXContentSerializingT
        return GetCalendarsAction.Request.parseRequest(null, parser);
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetCategoriesRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetCategoriesRequestTests.java
@ -40,11 +40,6 @@ public class GetCategoriesRequestTests extends AbstractXContentSerializingTestCa
        return GetCategoriesAction.Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected GetCategoriesAction.Request doParseInstance(XContentParser parser) {
        return GetCategoriesAction.Request.parseRequest(null, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetInfluencersActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetInfluencersActionRequestTests.java
@ -60,8 +60,4 @@ public class GetInfluencersActionRequestTests extends AbstractXContentSerializin
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetModelSnapshotsActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetModelSnapshotsActionRequestTests.java
@ -52,8 +52,4 @@ public class GetModelSnapshotsActionRequestTests extends AbstractXContentSeriali
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetOverallBucketsActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetOverallBucketsActionRequestTests.java
@ -50,11 +50,6 @@ public class GetOverallBucketsActionRequestTests extends AbstractXContentSeriali
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(null, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetRecordsActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/GetRecordsActionRequestTests.java
@ -60,8 +60,4 @@ public class GetRecordsActionRequestTests extends AbstractXContentSerializingTes
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/OpenJobActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/OpenJobActionRequestTests.java
@ -28,11 +28,6 @@ public class OpenJobActionRequestTests extends AbstractXContentSerializingTestCa
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(null, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutCalendarActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutCalendarActionRequestTests.java
@ -31,11 +31,6 @@ public class PutCalendarActionRequestTests extends AbstractXContentSerializingTe
        return PutCalendarAction.Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected PutCalendarAction.Request doParseInstance(XContentParser parser) {
        return PutCalendarAction.Request.parseRequest(calendarId, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutDataFrameAnalyticsActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutDataFrameAnalyticsActionRequestTests.java
@ -74,11 +74,6 @@ public class PutDataFrameAnalyticsActionRequestTests extends AbstractXContentSer
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(id, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutDatafeedActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutDatafeedActionRequestTests.java
@ -44,11 +44,6 @@ public class PutDatafeedActionRequestTests extends AbstractXContentSerializingTe
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(datafeedId, SearchRequest.DEFAULT_INDICES_OPTIONS, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutFilterActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/PutFilterActionRequestTests.java
@ -31,11 +31,6 @@ public class PutFilterActionRequestTests extends AbstractXContentSerializingTest
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return PutFilterAction.Request.parseRequest(filterId, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/RevertModelSnapshotActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/RevertModelSnapshotActionRequestTests.java
@ -38,11 +38,6 @@ public class RevertModelSnapshotActionRequestTests extends AbstractXContentSeria
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return RevertModelSnapshotAction.Request.parseRequest(null, null, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/SetUpgradeModeActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/SetUpgradeModeActionRequestTests.java
@ -23,11 +23,6 @@ public class SetUpgradeModeActionRequestTests extends AbstractXContentSerializin
        return null;// TODO implement https://github.com/elastic/elasticsearch/issues/25929
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Writeable.Reader<Request> instanceReader() {
        return Request::new;
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/StartDatafeedActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/StartDatafeedActionRequestTests.java
@ -31,11 +31,6 @@ public class StartDatafeedActionRequestTests extends AbstractXContentSerializing
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(null, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/StopDatafeedActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/StopDatafeedActionRequestTests.java
@ -37,11 +37,6 @@ public class StopDatafeedActionRequestTests extends AbstractXContentSerializingT
        return null;// TODO implement https://github.com/elastic/elasticsearch/issues/25929
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Writeable.Reader<Request> instanceReader() {
        return Request::new;
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpdateDatafeedActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpdateDatafeedActionRequestTests.java
@ -44,11 +44,6 @@ public class UpdateDatafeedActionRequestTests extends AbstractXContentSerializin
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(datafeedId, null, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpdateFilterActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpdateFilterActionRequestTests.java
@ -53,11 +53,6 @@ public class UpdateFilterActionRequestTests extends AbstractXContentSerializingT
        return strings;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(filterId, parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpdateModelSnapshotActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpdateModelSnapshotActionRequestTests.java
@ -40,8 +40,4 @@ public class UpdateModelSnapshotActionRequestTests extends AbstractXContentSeria
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpgradeJobModelSnapshotRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpgradeJobModelSnapshotRequestTests.java
@ -33,11 +33,6 @@ public class UpgradeJobModelSnapshotRequestTests extends AbstractXContentSeriali
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpgradeJobModelSnapshotResponseTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/UpgradeJobModelSnapshotResponseTests.java
@ -28,11 +28,6 @@ public class UpgradeJobModelSnapshotResponseTests extends AbstractXContentSerial
        return Response::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Response doParseInstance(XContentParser parser) {
        return Response.parseRequest(parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/ValidateDetectorActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/action/ValidateDetectorActionRequestTests.java
@ -35,11 +35,6 @@ public class ValidateDetectorActionRequestTests extends AbstractXContentSerializ
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) {
        return Request.parseRequest(parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/preprocessing/MultiTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/preprocessing/MultiTests.java
@ -14,7 +14,6 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
-import java.util.function.Predicate;
 import java.util.stream.Stream;

 import static org.hamcrest.Matchers.allOf;
@ -31,11 +30,6 @@ public class MultiTests extends PreProcessingTests<Multi> {
            : Multi.fromXContentStrict(parser, PreProcessor.PreProcessorParseContext.DEFAULT);
    }

-    @Override
-    protected Predicate<String> getRandomFieldsExcludeFilter() {
-        return field -> field.isEmpty() == false;
-    }
-
    @Override
    protected Multi createTestInstance() {
        return createRandom();
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/trainedmodel/QuestionAnsweringConfigUpdateTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/trainedmodel/QuestionAnsweringConfigUpdateTests.java
@ -47,11 +47,6 @@ public class QuestionAnsweringConfigUpdateTests extends AbstractNlpConfigUpdateT
        return instance;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected QuestionAnsweringConfigUpdate doParseInstance(XContentParser parser) throws IOException {
        return QuestionAnsweringConfigUpdate.fromXContentStrict(parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/trainedmodel/TextSimilarityConfigUpdateTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/trainedmodel/TextSimilarityConfigUpdateTests.java
@ -46,11 +46,6 @@ public class TextSimilarityConfigUpdateTests extends AbstractNlpConfigUpdateTest
        return instance;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected TextSimilarityConfigUpdate doParseInstance(XContentParser parser) throws IOException {
        return TextSimilarityConfigUpdate.fromXContentStrict(parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/trainedmodel/ZeroShotClassificationConfigUpdateTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/inference/trainedmodel/ZeroShotClassificationConfigUpdateTests.java
@ -43,11 +43,6 @@ public class ZeroShotClassificationConfigUpdateTests extends AbstractNlpConfigUp
        return instance;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected ZeroShotClassificationConfigUpdate doParseInstance(XContentParser parser) throws IOException {
        return ZeroShotClassificationConfigUpdate.fromXContentStrict(parser);
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/rollup/job/RollupIndexerJobStatsTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/rollup/job/RollupIndexerJobStatsTests.java
@ -49,8 +49,4 @@ public class RollupIndexerJobStatsTests extends AbstractXContentSerializingTestC
        );
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/transform/action/PreviewTransformActionRequestTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/transform/action/PreviewTransformActionRequestTests.java
@ -45,11 +45,6 @@ public class PreviewTransformActionRequestTests extends AbstractSerializingTrans
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request createTestInstance() {
        TransformConfig config = new TransformConfig(
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/transform/action/PreviewTransformsActionResponseTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/transform/action/PreviewTransformsActionResponseTests.java
@ -50,8 +50,4 @@ public class PreviewTransformsActionResponseTests extends AbstractXContentSerial
        return null;// TODO implement https://github.com/elastic/elasticsearch/issues/25929
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
 }
--- a/x-pack/plugin/ent-search/src/main/java/org/elasticsearch/xpack/application/analytics/event/AnalyticsEvent.java
+++ b/x-pack/plugin/ent-search/src/main/java/org/elasticsearch/xpack/application/analytics/event/AnalyticsEvent.java
@ -167,11 +167,6 @@ public class AnalyticsEvent implements Writeable, ToXContentObject {
            && payloadAsMap().equals(that.payloadAsMap());
    }

-    @Override
-    public boolean isFragment() {
-        return false;
-    }
-
    @Override
    public int hashCode() {
        return Objects.hash(eventCollectionName, eventTime, xContentType, payloadAsMap());
--- a/x-pack/plugin/ilm/src/main/java/org/elasticsearch/xpack/ilm/IndexLifecycle.java
+++ b/x-pack/plugin/ilm/src/main/java/org/elasticsearch/xpack/ilm/IndexLifecycle.java
@ -18,7 +18,6 @@ import org.elasticsearch.cluster.node.DiscoveryNodes;
 import org.elasticsearch.cluster.routing.allocation.AllocationService;
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
-import org.elasticsearch.common.io.stream.NamedWriteableRegistry.Entry;
 import org.elasticsearch.common.settings.ClusterSettings;
 import org.elasticsearch.common.settings.IndexScopedSettings;
 import org.elasticsearch.common.settings.Setting;
@ -145,7 +144,6 @@ import java.time.Clock;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
-import java.util.Collections;
 import java.util.List;
 import java.util.function.LongSupplier;
 import java.util.function.Supplier;
@ -292,11 +290,6 @@ public class IndexLifecycle extends Plugin implements ActionPlugin, HealthPlugin
        return components;
    }

-    @Override
-    public List<Entry> getNamedWriteables() {
-        return Collections.emptyList();
-    }
-
    @Override
    public List<NamedXContentRegistry.Entry> getNamedXContent() {
        return NAMED_X_CONTENT_ENTRIES;
--- a/x-pack/plugin/ml/qa/native-multi-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/ml/integration/ClassificationIT.java
+++ b/x-pack/plugin/ml/qa/native-multi-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/ml/integration/ClassificationIT.java
@ -24,9 +24,7 @@ import org.elasticsearch.index.query.QueryBuilder;
 import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.rest.RestStatus;
 import org.elasticsearch.search.SearchHit;
-import org.elasticsearch.search.SearchModule;
 import org.elasticsearch.search.fetch.subphase.FetchSourceContext;
-import org.elasticsearch.xcontent.NamedXContentRegistry;
 import org.elasticsearch.xpack.core.ml.action.EvaluateDataFrameAction;
 import org.elasticsearch.xpack.core.ml.action.GetDataFrameAnalyticsStatsAction;
 import org.elasticsearch.xpack.core.ml.action.GetTrainedModelsAction;
@ -37,14 +35,12 @@ import org.elasticsearch.xpack.core.ml.dataframe.DataFrameAnalyticsDest;
 import org.elasticsearch.xpack.core.ml.dataframe.DataFrameAnalyticsSource;
 import org.elasticsearch.xpack.core.ml.dataframe.analyses.BoostedTreeParams;
 import org.elasticsearch.xpack.core.ml.dataframe.analyses.Classification;
-import org.elasticsearch.xpack.core.ml.dataframe.analyses.MlDataFrameAnalysisNamedXContentProvider;
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.Accuracy;
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.AucRoc;
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.MulticlassConfusionMatrix;
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.PerClassSingleValue;
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.Precision;
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.Recall;
-import org.elasticsearch.xpack.core.ml.inference.MlInferenceNamedXContentProvider;
 import org.elasticsearch.xpack.core.ml.inference.TrainedModelConfig;
 import org.elasticsearch.xpack.core.ml.inference.preprocessing.OneHotEncoding;
 import org.elasticsearch.xpack.core.ml.inference.preprocessing.PreProcessor;
@ -118,15 +114,6 @@ public class ClassificationIT extends MlNativeDataFrameAnalyticsIntegTestCase {
        cleanUp();
    }

-    @Override
-    protected NamedXContentRegistry xContentRegistry() {
-        SearchModule searchModule = new SearchModule(Settings.EMPTY, Collections.emptyList());
-        List<NamedXContentRegistry.Entry> entries = new ArrayList<>(searchModule.getNamedXContents());
-        entries.addAll(new MlInferenceNamedXContentProvider().getNamedXContentParsers());
-        entries.addAll(new MlDataFrameAnalysisNamedXContentProvider().getNamedXContentParsers());
-        return new NamedXContentRegistry(entries);
-    }
-
    public void testSingleNumericFeatureAndMixedTrainingAndNonTrainingRows() throws Exception {
        initialize("classification_single_numeric_feature_and_mixed_data_set");
        String predictedClassField = KEYWORD_FIELD + "_prediction";
--- a/x-pack/plugin/ml/qa/native-multi-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/ml/integration/DataFrameAnalysisCustomFeatureIT.java
+++ b/x-pack/plugin/ml/qa/native-multi-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/ml/integration/DataFrameAnalysisCustomFeatureIT.java
@ -19,16 +19,12 @@ import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.core.Strings;
 import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.search.SearchHit;
-import org.elasticsearch.search.SearchModule;
 import org.elasticsearch.search.fetch.subphase.FetchSourceContext;
-import org.elasticsearch.xcontent.NamedXContentRegistry;
 import org.elasticsearch.xpack.core.ml.dataframe.DataFrameAnalyticsConfig;
 import org.elasticsearch.xpack.core.ml.dataframe.DataFrameAnalyticsDest;
 import org.elasticsearch.xpack.core.ml.dataframe.DataFrameAnalyticsSource;
 import org.elasticsearch.xpack.core.ml.dataframe.analyses.BoostedTreeParams;
-import org.elasticsearch.xpack.core.ml.dataframe.analyses.MlDataFrameAnalysisNamedXContentProvider;
 import org.elasticsearch.xpack.core.ml.dataframe.analyses.Regression;
-import org.elasticsearch.xpack.core.ml.inference.MlInferenceNamedXContentProvider;
 import org.elasticsearch.xpack.core.ml.inference.preprocessing.FrequencyEncoding;
 import org.elasticsearch.xpack.core.ml.inference.preprocessing.Multi;
 import org.elasticsearch.xpack.core.ml.inference.preprocessing.NGram;
@ -41,7 +37,6 @@ import org.junit.Before;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@ -91,15 +86,6 @@ public class DataFrameAnalysisCustomFeatureIT extends MlNativeDataFrameAnalytics
        );
    }

-    @Override
-    protected NamedXContentRegistry xContentRegistry() {
-        SearchModule searchModule = new SearchModule(Settings.EMPTY, Collections.emptyList());
-        List<NamedXContentRegistry.Entry> entries = new ArrayList<>(searchModule.getNamedXContents());
-        entries.addAll(new MlInferenceNamedXContentProvider().getNamedXContentParsers());
-        entries.addAll(new MlDataFrameAnalysisNamedXContentProvider().getNamedXContentParsers());
-        return new NamedXContentRegistry(entries);
-    }
-
    public void testNGramCustomFeature() throws Exception {
        initialize("test_ngram_feature_processor");
        String predictedClassField = NUMERICAL_FIELD + "_prediction";
--- a/x-pack/plugin/ml/src/main/java/org/elasticsearch/xpack/ml/dataframe/process/NativeAnalyticsProcess.java
+++ b/x-pack/plugin/ml/src/main/java/org/elasticsearch/xpack/ml/dataframe/process/NativeAnalyticsProcess.java
@ -65,19 +65,6 @@ public class NativeAnalyticsProcess extends AbstractNativeAnalyticsProcess<Analy
        return NAME;
    }

-    @Override
-    public void persistState() {
-        // Nothing to persist
-    }
-
-    @Override
-    public void persistState(long snapshotTimestamp, String snapshotId, String snapshotDescription) {}
-
-    @Override
-    public void writeEndOfDataMessage() throws IOException {
-        new AnalyticsControlMessageWriter(recordWriter(), numberOfFields()).writeEndOfData();
-    }
-
    @Override
    public AnalyticsProcessConfig getConfig() {
        return config;
--- a/x-pack/plugin/monitoring/src/test/java/org/elasticsearch/xpack/monitoring/MonitoringServiceTests.java
+++ b/x-pack/plugin/monitoring/src/test/java/org/elasticsearch/xpack/monitoring/MonitoringServiceTests.java
@ -168,8 +168,6 @@ public class MonitoringServiceTests extends ESTestCase {
        @Override
        protected void doStop() {}

-        @Override
-        protected void doClose() {}
    }

    class BlockingExporter extends CountingExporter {
@ -193,13 +191,5 @@ public class MonitoringServiceTests extends ESTestCase {

        }

-        @Override
-        protected void doStart() {}
-
-        @Override
-        protected void doStop() {}
-
-        @Override
-        protected void doClose() {}
    }
 }
--- a/x-pack/plugin/ql/src/main/java/org/elasticsearch/xpack/ql/expression/Literal.java
+++ b/x-pack/plugin/ql/src/main/java/org/elasticsearch/xpack/ql/expression/Literal.java
@ -71,11 +71,6 @@ public class Literal extends LeafExpression {
        return Objects.hash(dataType, value);
    }

-    @Override
-    protected Expression canonicalize() {
-        return this;
-    }
-
    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
--- a/x-pack/plugin/ql/src/main/java/org/elasticsearch/xpack/ql/expression/Order.java
+++ b/x-pack/plugin/ql/src/main/java/org/elasticsearch/xpack/ql/expression/Order.java
@ -83,11 +83,6 @@ public class Order extends Expression {
        return nulls;
    }

-    @Override
-    public boolean foldable() {
-        return false;
-    }
-
    @Override
    public int hashCode() {
        return Objects.hash(child, direction, nulls);
--- a/x-pack/plugin/rank-rrf/src/internalClusterTest/java/org/elasticsearch/xpack/rank/rrf/RRFRankCoordinatorCanMatchIT.java
+++ b/x-pack/plugin/rank-rrf/src/internalClusterTest/java/org/elasticsearch/xpack/rank/rrf/RRFRankCoordinatorCanMatchIT.java
@ -94,11 +94,6 @@ public class RRFRankCoordinatorCanMatchIT extends ESIntegTestCase {
        return 5;
    }

-    @Override
-    protected int minimumNumberOfReplicas() {
-        return 0;
-    }
-
    @Override
    protected int maximumNumberOfReplicas() {
        return 0;
--- a/x-pack/plugin/rank-rrf/src/internalClusterTest/java/org/elasticsearch/xpack/rank/rrf/RRFRankMultiShardIT.java
+++ b/x-pack/plugin/rank-rrf/src/internalClusterTest/java/org/elasticsearch/xpack/rank/rrf/RRFRankMultiShardIT.java
@ -48,11 +48,6 @@ public class RRFRankMultiShardIT extends ESIntegTestCase {
        return 7;
    }

-    @Override
-    protected int minimumNumberOfReplicas() {
-        return 0;
-    }
-
    @Override
    protected int maximumNumberOfReplicas() {
        return 0;
--- a/x-pack/plugin/rank-rrf/src/internalClusterTest/java/org/elasticsearch/xpack/rank/rrf/RRFRankShardCanMatchIT.java
+++ b/x-pack/plugin/rank-rrf/src/internalClusterTest/java/org/elasticsearch/xpack/rank/rrf/RRFRankShardCanMatchIT.java
@ -106,11 +106,6 @@ public class RRFRankShardCanMatchIT extends ESIntegTestCase {
        return 5;
    }

-    @Override
-    protected int minimumNumberOfReplicas() {
-        return 0;
-    }
-
    @Override
    protected int maximumNumberOfReplicas() {
        return 0;
--- a/x-pack/plugin/rollup/src/main/java/org/elasticsearch/xpack/rollup/Rollup.java
+++ b/x-pack/plugin/rollup/src/main/java/org/elasticsearch/xpack/rollup/Rollup.java
@ -12,9 +12,7 @@ import org.elasticsearch.action.ActionResponse;
 import org.elasticsearch.client.internal.Client;
 import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver;
 import org.elasticsearch.cluster.node.DiscoveryNodes;
-import org.elasticsearch.cluster.routing.allocation.AllocationService;
 import org.elasticsearch.cluster.service.ClusterService;
-import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
 import org.elasticsearch.common.scheduler.SchedulerEngine;
 import org.elasticsearch.common.settings.ClusterSettings;
 import org.elasticsearch.common.settings.IndexScopedSettings;
@ -22,22 +20,15 @@ import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.settings.SettingsFilter;
 import org.elasticsearch.common.settings.SettingsModule;
 import org.elasticsearch.common.util.concurrent.EsExecutors;
-import org.elasticsearch.env.Environment;
-import org.elasticsearch.env.NodeEnvironment;
 import org.elasticsearch.persistent.PersistentTasksExecutor;
 import org.elasticsearch.plugins.ActionPlugin;
 import org.elasticsearch.plugins.PersistentTaskPlugin;
 import org.elasticsearch.plugins.Plugin;
-import org.elasticsearch.repositories.RepositoriesService;
 import org.elasticsearch.rest.RestController;
 import org.elasticsearch.rest.RestHandler;
-import org.elasticsearch.script.ScriptService;
 import org.elasticsearch.threadpool.ExecutorBuilder;
 import org.elasticsearch.threadpool.FixedExecutorBuilder;
 import org.elasticsearch.threadpool.ThreadPool;
-import org.elasticsearch.tracing.Tracer;
-import org.elasticsearch.watcher.ResourceWatcherService;
-import org.elasticsearch.xcontent.NamedXContentRegistry;
 import org.elasticsearch.xpack.core.action.XPackInfoFeatureAction;
 import org.elasticsearch.xpack.core.action.XPackUsageFeatureAction;
 import org.elasticsearch.xpack.core.downsample.DownsampleAction;
@ -74,13 +65,10 @@ import org.elasticsearch.xpack.rollup.rest.RestStopRollupJobAction;

 import java.time.Clock;
 import java.util.Arrays;
-import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.Supplier;

-import static java.util.Collections.emptyList;
-
 public class Rollup extends Plugin implements ActionPlugin, PersistentTaskPlugin {

    // Introduced in ES version 6.3
@ -103,25 +91,6 @@ public class Rollup extends Plugin implements ActionPlugin, PersistentTaskPlugin
        this.settings = settings;
    }

-    @Override
-    public Collection<Object> createComponents(
-        Client client,
-        ClusterService clusterService,
-        ThreadPool threadPool,
-        ResourceWatcherService resourceWatcherService,
-        ScriptService scriptService,
-        NamedXContentRegistry xContentRegistry,
-        Environment environment,
-        NodeEnvironment nodeEnvironment,
-        NamedWriteableRegistry namedWriteableRegistry,
-        IndexNameExpressionResolver expressionResolver,
-        Supplier<RepositoriesService> repositoriesServiceSupplier,
-        Tracer tracer,
-        AllocationService allocationService
-    ) {
-        return emptyList();
-    }
-
    @Override
    public List<RestHandler> getRestHandlers(
        Settings unused,
--- a/x-pack/plugin/rollup/src/test/java/org/elasticsearch/xpack/rollup/action/PutJobActionRequestTests.java
+++ b/x-pack/plugin/rollup/src/test/java/org/elasticsearch/xpack/rollup/action/PutJobActionRequestTests.java
@ -39,11 +39,6 @@ public class PutJobActionRequestTests extends AbstractXContentSerializingTestCas
        return Request::new;
    }

-    @Override
-    protected boolean supportsUnknownFields() {
-        return false;
-    }
-
    @Override
    protected Request doParseInstance(XContentParser parser) throws IOException {
        return Request.fromXContent(parser, jobId);
--- a/x-pack/plugin/security/src/internalClusterTest/java/org/elasticsearch/integration/ClearRolesCacheTests.java
+++ b/x-pack/plugin/security/src/internalClusterTest/java/org/elasticsearch/integration/ClearRolesCacheTests.java
@ -79,11 +79,6 @@ public class ClearRolesCacheTests extends NativeRealmIntegTestCase {
        }
    }

-    @Override
-    protected boolean addMockHttpTransport() {
-        return false; // enable http
-    }
-
    public void testModifyingViaApiClearsCache() throws Exception {
        final TestSecurityClient securityClient = new TestSecurityClient(getRestClient(), SECURITY_REQUEST_OPTIONS);
        int modifiedRolesCount = randomIntBetween(1, roles.length);
--- a/x-pack/plugin/security/src/internalClusterTest/java/org/elasticsearch/xpack/security/FileSettingsRoleMappingsStartupIT.java
+++ b/x-pack/plugin/security/src/internalClusterTest/java/org/elasticsearch/xpack/security/FileSettingsRoleMappingsStartupIT.java
@ -133,8 +133,4 @@ public class FileSettingsRoleMappingsStartupIT extends SecurityIntegTestCase {
        );
    }

-    @Override
-    protected boolean addMockTransportService() {
-        return false; // security has its own transport service
-    }
 }
--- a/x-pack/plugin/security/src/internalClusterTest/java/org/elasticsearch/xpack/security/authc/esnative/ReservedRealmIntegTests.java
+++ b/x-pack/plugin/security/src/internalClusterTest/java/org/elasticsearch/xpack/security/authc/esnative/ReservedRealmIntegTests.java
@ -51,11 +51,6 @@ public class ReservedRealmIntegTests extends NativeRealmIntegTestCase {
        return settings;
    }

-    @Override
-    protected boolean addMockHttpTransport() {
-        return false;
-    }
-
    public void testAuthenticate() {
        final List<String> usernames = Arrays.asList(
            ElasticUser.NAME,
--- a/x-pack/plugin/security/src/test/java/org/elasticsearch/xpack/security/authc/esnative/tool/SetupPasswordToolTests.java
+++ b/x-pack/plugin/security/src/test/java/org/elasticsearch/xpack/security/authc/esnative/tool/SetupPasswordToolTests.java
@ -672,19 +672,7 @@ public class SetupPasswordToolTests extends CommandTestCase {
    }

    private Command getSetupPasswordCommandWithKeyStore(KeyStoreWrapper keyStore) {
-        return new SetupPasswordTool(env -> httpClient, (e) -> keyStore) {
-
-            @Override
-            protected AutoSetup newAutoSetup() {
-                return new AutoSetup();
-            }
-
-            @Override
-            protected InteractiveSetup newInteractiveSetup() {
-                return new InteractiveSetup();
-            }
-
-        };
+        return new SetupPasswordTool(env -> httpClient, (e) -> keyStore);

    }

--- a/x-pack/plugin/snapshot-repo-test-kit/src/main/java/org/elasticsearch/repositories/blobstore/testkit/BlobAnalyzeAction.java
+++ b/x-pack/plugin/snapshot-repo-test-kit/src/main/java/org/elasticsearch/repositories/blobstore/testkit/BlobAnalyzeAction.java
@ -758,12 +758,7 @@ public class BlobAnalyzeAction extends ActionType<BlobAnalyzeAction.Response> {

        @Override
        public Task createTask(long id, String type, String action, TaskId parentTaskId, Map<String, String> headers) {
-            return new CancellableTask(id, type, action, getDescription(), parentTaskId, headers) {
-                @Override
-                public boolean shouldCancelChildrenOnCancellation() {
-                    return true;
-                }
-            };
+            return new CancellableTask(id, type, action, getDescription(), parentTaskId, headers);
        }

        public String getRepositoryName() {
--- a/x-pack/plugin/spatial/src/main/java/org/elasticsearch/xpack/spatial/search/aggregations/InternalGeoLine.java
+++ b/x-pack/plugin/spatial/src/main/java/org/elasticsearch/xpack/spatial/search/aggregations/InternalGeoLine.java
@ -8,7 +8,6 @@ package org.elasticsearch.xpack.spatial.search.aggregations;

 import org.apache.lucene.geo.GeoEncodingUtils;
 import org.elasticsearch.TransportVersion;
-import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.io.stream.StreamOutput;
 import org.elasticsearch.search.aggregations.AggregationReduceContext;
@ -209,11 +208,6 @@ public class InternalGeoLine extends InternalAggregation implements GeoShapeMetr
        }
    }

-    @Override
-    public String toString() {
-        return Strings.toString(this);
-    }
-
    @Override
    public int hashCode() {
        return Objects.hash(super.hashCode(), Arrays.hashCode(line), Arrays.hashCode(sortVals), complete, includeSorts, sortOrder, size);
--- a/x-pack/plugin/spatial/src/test/java/org/elasticsearch/xpack/spatial/index/mapper/GeoShapeWithDocValuesFieldMapperTests.java
+++ b/x-pack/plugin/spatial/src/test/java/org/elasticsearch/xpack/spatial/index/mapper/GeoShapeWithDocValuesFieldMapperTests.java
@ -415,11 +415,6 @@ public class GeoShapeWithDocValuesFieldMapperTests extends GeoFieldMapperTests {
        return toXContentString(mapper, true);
    }

-    @Override
-    protected void assertSearchable(MappedFieldType fieldType) {
-
-    }
-
    @Override
    protected Object generateRandomInputValue(MappedFieldType ft) {
        assumeFalse("Test implemented in a follow up", true);
--- a/x-pack/plugin/sql/qa/server/single-node/src/javaRestTest/java/org/elasticsearch/xpack/sql/qa/single_node/JdbcDocCsvSpecIT.java
+++ b/x-pack/plugin/sql/qa/server/single-node/src/javaRestTest/java/org/elasticsearch/xpack/sql/qa/single_node/JdbcDocCsvSpecIT.java
@ -73,11 +73,6 @@ public class JdbcDocCsvSpecIT extends SpecBaseIntegrationTestCase {
        JdbcAssert.assertResultSets(expected, elastic, log, true, true);
    }

-    @Override
-    protected boolean logEsResultSet() {
-        return false;
-    }
-
    @Override
    protected final void doTest() throws Throwable {
        try (Connection csv = csvConnection(testCase); Connection es = esJdbc()) {
--- a/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/aggregate/Avg.java
+++ b/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/aggregate/Avg.java
@ -10,8 +10,6 @@ import org.elasticsearch.xpack.ql.expression.Expression;
 import org.elasticsearch.xpack.ql.expression.function.aggregate.EnclosedAgg;
 import org.elasticsearch.xpack.ql.tree.NodeInfo;
 import org.elasticsearch.xpack.ql.tree.Source;
-import org.elasticsearch.xpack.ql.type.DataType;
-import org.elasticsearch.xpack.ql.type.DataTypes;

 import java.util.List;

@ -39,8 +37,4 @@ public class Avg extends NumericAggregate implements EnclosedAgg {
        return "avg";
    }

-    @Override
-    public DataType dataType() {
-        return DataTypes.DOUBLE;
-    }
 }
--- a/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/aggregate/MedianAbsoluteDeviation.java
+++ b/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/aggregate/MedianAbsoluteDeviation.java
@ -10,8 +10,6 @@ package org.elasticsearch.xpack.sql.expression.function.aggregate;
 import org.elasticsearch.xpack.ql.expression.Expression;
 import org.elasticsearch.xpack.ql.tree.NodeInfo;
 import org.elasticsearch.xpack.ql.tree.Source;
-import org.elasticsearch.xpack.ql.type.DataType;
-import org.elasticsearch.xpack.ql.type.DataTypes;

 import java.util.List;

@ -21,11 +19,6 @@ public class MedianAbsoluteDeviation extends NumericAggregate {
        super(source, field);
    }

-    @Override
-    public DataType dataType() {
-        return DataTypes.DOUBLE;
-    }
-
    @Override
    public Expression replaceChildren(List<Expression> newChildren) {
        return new MedianAbsoluteDeviation(source(), newChildren.get(0));
--- a/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/aggregate/PercentileAggregate.java
+++ b/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/aggregate/PercentileAggregate.java
@ -159,11 +159,6 @@ abstract class PercentileAggregate extends NumericAggregate implements EnclosedA
        return methodParameter;
    }

-    @Override
-    public DataType dataType() {
-        return DataTypes.DOUBLE;
-    }
-
    @Override
    public String innerName() {
        Double value = (Double) SqlDataTypeConverter.convert(Foldables.valueOf(parameter), DataTypes.DOUBLE);
--- a/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/scalar/datetime/BaseDateTimeFunction.java
+++ b/x-pack/plugin/sql/src/main/java/org/elasticsearch/xpack/sql/expression/function/scalar/datetime/BaseDateTimeFunction.java
@ -48,11 +48,6 @@ abstract class BaseDateTimeFunction extends UnaryScalarFunction {
        return field().foldable();
    }

-    @Override
-    public Object fold() {
-        return makeProcessor().process(field().fold());
-    }
-
    @Override
    public int hashCode() {
        return Objects.hash(getClass(), field(), zoneId());
--- a/x-pack/plugin/sql/src/test/java/org/elasticsearch/xpack/sql/execution/search/SearchHitCursorTests.java
+++ b/x-pack/plugin/sql/src/test/java/org/elasticsearch/xpack/sql/execution/search/SearchHitCursorTests.java
@ -7,7 +7,6 @@
 package org.elasticsearch.xpack.sql.execution.search;

 import org.elasticsearch.TransportVersion;
-import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
 import org.elasticsearch.common.io.stream.Writeable.Reader;
 import org.elasticsearch.search.builder.SearchSourceBuilder;
 import org.elasticsearch.xpack.ql.execution.search.extractor.ConstantExtractorTests;
@ -60,11 +59,6 @@ public class SearchHitCursorTests extends AbstractSqlWireSerializingTestCase<Sea
        );
    }

-    @Override
-    protected NamedWriteableRegistry getNamedWriteableRegistry() {
-        return new NamedWriteableRegistry(Cursors.getNamedWriteables());
-    }
-
    @Override
    protected SearchHitCursor createTestInstance() {
        return randomSearchHitCursor();
--- a/x-pack/plugin/sql/src/test/java/org/elasticsearch/xpack/sql/session/ListCursorTests.java
+++ b/x-pack/plugin/sql/src/test/java/org/elasticsearch/xpack/sql/session/ListCursorTests.java
@ -7,7 +7,6 @@
 package org.elasticsearch.xpack.sql.session;

 import org.elasticsearch.TransportVersion;
-import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
 import org.elasticsearch.common.io.stream.Writeable;
 import org.elasticsearch.xpack.sql.AbstractSqlWireSerializingTestCase;
 import org.elasticsearch.xpack.sql.plugin.CursorTests;
@ -35,11 +34,6 @@ public class ListCursorTests extends AbstractSqlWireSerializingTestCase<ListCurs
        return new ListCursor(instance.data(), randomValueOtherThan(instance.pageSize(), () -> between(1, 20)), instance.columnCount());
    }

-    @Override
-    protected NamedWriteableRegistry getNamedWriteableRegistry() {
-        return new NamedWriteableRegistry(Cursors.getNamedWriteables());
-    }
-
    @Override
    protected ListCursor createTestInstance() {
        return randomPagingListCursor();
--- a/x-pack/plugin/transform/qa/multi-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/transform/integration/continuous/TransformContinuousIT.java
+++ b/x-pack/plugin/transform/qa/multi-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/transform/integration/continuous/TransformContinuousIT.java
@ -12,8 +12,6 @@ import org.apache.http.entity.StringEntity;
 import org.elasticsearch.client.Request;
 import org.elasticsearch.client.RequestOptions;
 import org.elasticsearch.common.Strings;
-import org.elasticsearch.common.settings.Settings;
-import org.elasticsearch.common.util.concurrent.ThreadContext;
 import org.elasticsearch.common.xcontent.support.XContentMapValues;
 import org.elasticsearch.core.CheckedRunnable;
 import org.elasticsearch.core.TimeValue;
@ -25,13 +23,11 @@ import org.junit.Before;

 import java.io.IOException;
 import java.lang.annotation.Annotation;
-import java.nio.charset.StandardCharsets;
 import java.text.DecimalFormat;
 import java.text.DecimalFormatSymbols;
 import java.time.Instant;
 import java.time.ZoneId;
 import java.util.ArrayList;
-import java.util.Base64;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
@ -543,10 +539,4 @@ public class TransformContinuousIT extends TransformRestTestCase {
        }
    }

-    @Override
-    protected Settings restClientSettings() {
-        final String token = "Basic "
-            + Base64.getEncoder().encodeToString(("x_pack_rest_user:x-pack-test-password").getBytes(StandardCharsets.UTF_8));
-        return Settings.builder().put(ThreadContext.PREFIX + ".Authorization", token).build();
-    }
 }
--- a/x-pack/plugin/transform/src/test/java/org/elasticsearch/xpack/transform/transforms/TransformIndexerFailureHandlingTests.java
+++ b/x-pack/plugin/transform/src/test/java/org/elasticsearch/xpack/transform/transforms/TransformIndexerFailureHandlingTests.java
@ -164,11 +164,6 @@ public class TransformIndexerFailureHandlingTests extends ESTestCase {
            listener.onResponse(new TransformCheckpoint(getJobId(), timestamp, 1, Collections.emptyMap(), timestamp));
        }

-        @Override
-        protected String getJobId() {
-            return transformConfig.getId();
-        }
-
        @Override
        protected void doNextSearch(long waitTimeInNanos, ActionListener<SearchResponse> nextPhase) {
            assert latch != null;
--- a/x-pack/plugin/watcher/src/test/java/org/elasticsearch/xpack/watcher/trigger/ScheduleTriggerEngineMock.java
+++ b/x-pack/plugin/watcher/src/test/java/org/elasticsearch/xpack/watcher/trigger/ScheduleTriggerEngineMock.java
@ -46,12 +46,6 @@ public class ScheduleTriggerEngineMock extends ScheduleTriggerEngine {
        return new ScheduleTrigger(scheduleRegistry.parse(context, parser));
    }

-    @Override
-    public ScheduleTriggerEvent parseTriggerEvent(TriggerService service, String watchId, String context, XContentParser parser)
-        throws IOException {
-        return ScheduleTriggerEvent.parse(parser, watchId, context, clock);
-    }
-
    @Override
    public synchronized void start(Collection<Watch> jobs) {
        logger.info("starting scheduler");