Remove IdFieldIndexFieldData class from compute engine (#103482)

x-pack/plugin/esql/compute/src/main/java/org/elasticsearch/compute/lucene/IdFieldIndexFieldData.java

@@ -1,129 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0; you may not use this file except in compliance with the Elastic License
- * 2.0.
- */
-
-package org.elasticsearch.compute.lucene;
-
-import org.apache.lucene.index.LeafReaderContext;
-import org.apache.lucene.search.SortField;
-import org.apache.lucene.util.BytesRef;
-import org.elasticsearch.ExceptionsHelper;
-import org.elasticsearch.common.util.BigArrays;
-import org.elasticsearch.index.fielddata.IndexFieldData;
-import org.elasticsearch.index.fielddata.LeafFieldData;
-import org.elasticsearch.index.fielddata.SortedBinaryDocValues;
-import org.elasticsearch.index.fieldvisitor.LeafStoredFieldLoader;
-import org.elasticsearch.index.fieldvisitor.StoredFieldLoader;
-import org.elasticsearch.index.mapper.IdFieldMapper;
-import org.elasticsearch.script.field.DocValuesScriptFieldFactory;
-import org.elasticsearch.search.DocValueFormat;
-import org.elasticsearch.search.MultiValueMode;
-import org.elasticsearch.search.aggregations.support.ValuesSourceType;
-import org.elasticsearch.search.sort.BucketedSort;
-import org.elasticsearch.search.sort.SortOrder;
-
-import java.io.IOException;
-import java.util.Set;
-
-public class IdFieldIndexFieldData implements IndexFieldData<IdFieldIndexFieldData.IdFieldLeafFieldData> {
-
-    private static final String FIELD_NAME = IdFieldMapper.NAME;
-    private final ValuesSourceType valuesSourceType;
-    private final StoredFieldLoader loader;
-
-    protected IdFieldIndexFieldData(ValuesSourceType valuesSourceType) {
-        this.valuesSourceType = valuesSourceType;
-        this.loader = StoredFieldLoader.create(false, Set.of(FIELD_NAME));
-    }
-
-    @Override
-    public String getFieldName() {
-        return FIELD_NAME;
-    }
-
-    @Override
-    public ValuesSourceType getValuesSourceType() {
-        return valuesSourceType;
-    }
-
-    @Override
-    public final IdFieldLeafFieldData load(LeafReaderContext context) {
-        try {
-            return loadDirect(context);
-        } catch (Exception e) {
-            throw ExceptionsHelper.convertToElastic(e);
-        }
-    }
-
-    @Override
-    public final IdFieldLeafFieldData loadDirect(LeafReaderContext context) throws Exception {
-        return new IdFieldLeafFieldData(loader.getLoader(context, null));
-    }
-
-    @Override
-    public SortField sortField(Object missingValue, MultiValueMode sortMode, XFieldComparatorSource.Nested nested, boolean reverse) {
-        throw new IllegalArgumentException("not supported for stored field fallback");
-    }
-
-    @Override
-    public BucketedSort newBucketedSort(
-        BigArrays bigArrays,
-        Object missingValue,
-        MultiValueMode sortMode,
-        XFieldComparatorSource.Nested nested,
-        SortOrder sortOrder,
-        DocValueFormat format,
-        int bucketSize,
-        BucketedSort.ExtraData extra
-    ) {
-        throw new IllegalArgumentException("not supported for stored field fallback");
-    }
-
-    class IdFieldLeafFieldData implements LeafFieldData {
-        private final LeafStoredFieldLoader loader;
-
-        protected IdFieldLeafFieldData(LeafStoredFieldLoader loader) {
-            this.loader = loader;
-        }
-
-        @Override
-        public DocValuesScriptFieldFactory getScriptFieldFactory(String name) {
-            throw new IllegalArgumentException("not supported for _id field");
-        }
-
-        @Override
-        public long ramBytesUsed() {
-            return 0L;
-        }
-
-        @Override
-        public void close() {}
-
-        @Override
-        public SortedBinaryDocValues getBytesValues() {
-            return new SortedBinaryDocValues() {
-                private String id;
-
-                @Override
-                public boolean advanceExact(int doc) throws IOException {
-                    loader.advanceTo(doc);
-                    id = loader.id();
-                    return id != null;
-                }
-
-                @Override
-                public int docValueCount() {
-                    return 1;
-                }
-
-                @Override
-                public BytesRef nextValue() throws IOException {
-                    return new BytesRef(id);
-                }
-            };
-        }
-    }
-}