rdblue commented on code in PR #15854: URL: https://github.com/apache/iceberg/pull/15854#discussion_r3048420356
########## core/src/main/java/org/apache/iceberg/TrackedFileStruct.java: ########## @@ -0,0 +1,737 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.iceberg; + +import java.nio.ByteBuffer; +import java.util.Arrays; +import java.util.List; +import java.util.Set; +import org.apache.iceberg.relocated.com.google.common.base.Preconditions; +import org.apache.iceberg.stats.BaseContentStats; +import org.apache.iceberg.stats.ContentStats; +import org.apache.iceberg.types.Types; +import org.apache.iceberg.util.ArrayUtil; +import org.apache.iceberg.util.ByteBuffers; + +/** Mutable {@link StructLike} implementation of {@link TrackedFile}. */ +class TrackedFileStruct implements TrackedFile, StructLike { + private static final FileContent[] FILE_CONTENT_VALUES = FileContent.values(); + private static final EntryStatus[] STATUS_VALUES = EntryStatus.values(); + + private TrackingStruct tracking; + private FileContent contentType = FileContent.DATA; + private String location; + private FileFormat fileFormat; + private long recordCount; + private long fileSizeInBytes; + private Integer specId; + private ContentStats contentStats; + private Integer sortOrderId; + private DeletionVectorStruct deletionVector; + private ManifestInfoStruct manifestInfo; + private ByteBuffer keyMetadata; + private long[] splitOffsets; + private int[] equalityIds; + private String manifestLocation; + private long manifestPos; + + TrackedFileStruct(Types.StructType type) {} + + /** Copy constructor. */ + private TrackedFileStruct(TrackedFileStruct toCopy, boolean withStats, Set<Integer> statsIds) { + this.tracking = toCopy.tracking != null ? toCopy.tracking.copy() : null; + this.contentType = toCopy.contentType; + this.location = toCopy.location; + this.fileFormat = toCopy.fileFormat; + this.recordCount = toCopy.recordCount; + this.fileSizeInBytes = toCopy.fileSizeInBytes; + this.specId = toCopy.specId; + this.sortOrderId = toCopy.sortOrderId; + this.deletionVector = toCopy.deletionVector != null ? toCopy.deletionVector.copy() : null; + + if (withStats && toCopy.contentStats != null) { + ContentStats filtered = BaseContentStats.buildFrom(toCopy.contentStats, statsIds).build(); + this.contentStats = filtered.fieldStats().isEmpty() ? null : filtered; + } else { + this.contentStats = null; + } + + this.manifestInfo = toCopy.manifestInfo != null ? toCopy.manifestInfo.copy() : null; + this.keyMetadata = toCopy.keyMetadata != null ? ByteBuffers.copy(toCopy.keyMetadata) : null; + this.splitOffsets = + toCopy.splitOffsets != null + ? Arrays.copyOf(toCopy.splitOffsets, toCopy.splitOffsets.length) + : null; + this.equalityIds = + toCopy.equalityIds != null + ? Arrays.copyOf(toCopy.equalityIds, toCopy.equalityIds.length) + : null; + this.manifestLocation = toCopy.manifestLocation; + this.manifestPos = toCopy.manifestPos; + } + + @Override + public Tracking tracking() { + return tracking; + } + + TrackingStruct trackingStruct() { + return tracking; + } + + @Override + public FileContent contentType() { + return contentType; + } + + @Override + public String location() { + return location; + } + + @Override + public FileFormat fileFormat() { + return fileFormat; + } + + @Override + public long recordCount() { + return recordCount; + } + + @Override + public long fileSizeInBytes() { + return fileSizeInBytes; + } + + @Override + public Integer specId() { + return specId; + } + + @Override + public ContentStats contentStats() { + return (ContentStats) contentStats; + } + + @Override + public Integer sortOrderId() { + return sortOrderId; + } + + @Override + public DeletionVector deletionVector() { + return deletionVector; + } + + @Override + public ManifestInfo manifestInfo() { + return manifestInfo; + } + + @Override + public ByteBuffer keyMetadata() { + return keyMetadata; + } + + @Override + public List<Long> splitOffsets() { + return splitOffsets != null ? ArrayUtil.toUnmodifiableLongList(splitOffsets) : null; + } + + @Override + public List<Integer> equalityIds() { + return equalityIds != null ? ArrayUtil.toUnmodifiableIntList(equalityIds) : null; + } + + @Override + public TrackedFile copy() { + return new TrackedFileStruct(this, true, null); + } + + @Override + public TrackedFile copyWithStats(Set<Integer> requestedColumnIds) { + return new TrackedFileStruct(this, true, requestedColumnIds); + } + + @Override + public String manifestLocation() { + return manifestLocation; + } + + @Override + public long manifestPos() { + return manifestPos; + } + + void setManifestLocation(String newManifestLocation) { + this.manifestLocation = newManifestLocation; + } + + void setManifestPos(long newManifestPos) { + this.manifestPos = newManifestPos; + } + + // StructLike implementation - field ordinals match TrackedFile.schemaWithContentStats() order + + @Override + public int size() { + return 14; + } + + @Override + @SuppressWarnings("unchecked") + public <T> T get(int pos, Class<T> javaClass) { Review Comment: This should be implemented by the superclass. -- This is an automated message from the Apache Git Service. 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