nsivabalan commented on code in PR #13411:
URL: https://github.com/apache/hudi/pull/13411#discussion_r2153249062
##########
hudi-client/hudi-client-common/src/main/java/org/apache/hudi/io/FileGroupReaderBasedMergeHandle.java:
##########
@@ -20,81 +20,80 @@
package org.apache.hudi.io;
import org.apache.hudi.client.WriteStatus;
+import org.apache.hudi.common.config.HoodieMemoryConfig;
+import org.apache.hudi.common.config.TypedProperties;
import org.apache.hudi.common.engine.HoodieReaderContext;
import org.apache.hudi.common.engine.TaskContextSupplier;
import org.apache.hudi.common.fs.FSUtils;
import org.apache.hudi.common.model.CompactionOperation;
import org.apache.hudi.common.model.FileSlice;
import org.apache.hudi.common.model.HoodieBaseFile;
-import org.apache.hudi.common.model.HoodieLogFile;
import org.apache.hudi.common.model.HoodiePartitionMetadata;
import org.apache.hudi.common.model.HoodieRecord;
import org.apache.hudi.common.model.HoodieWriteStat;
import org.apache.hudi.common.table.read.HoodieFileGroupReader;
import org.apache.hudi.common.table.read.HoodieReadStats;
import org.apache.hudi.common.util.Option;
-import org.apache.hudi.common.util.ValidationUtils;
+import org.apache.hudi.common.util.collection.ClosableIterator;
import org.apache.hudi.config.HoodieWriteConfig;
import org.apache.hudi.exception.HoodieUpsertException;
+import org.apache.hudi.internal.schema.InternalSchema;
+import org.apache.hudi.internal.schema.utils.SerDeHelper;
import org.apache.hudi.io.storage.HoodieFileWriterFactory;
-import org.apache.hudi.keygen.BaseKeyGenerator;
import org.apache.hudi.storage.StoragePath;
import org.apache.hudi.table.HoodieTable;
import org.apache.hudi.table.action.compact.strategy.CompactionStrategy;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import javax.annotation.concurrent.NotThreadSafe;
+
import java.io.IOException;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
-import java.util.stream.Collectors;
+import java.util.Map;
+
+import static
org.apache.hudi.common.config.HoodieReaderConfig.MERGE_USE_RECORD_POSITIONS;
+import static org.apache.hudi.common.model.HoodieFileFormat.HFILE;
/**
- * A base merge handle implementation based on the {@link
HoodieFileGroupReader}.
+ * A merge handle implementation based on the {@link HoodieFileGroupReader}.
* <p>
* This merge handle is used for compaction, which passes a file slice from the
* compaction operation of a single file group to a file group reader, get an
iterator of
* the records, and writes the records to a new base file.
*/
-public abstract class BaseFileGroupReaderBasedMergeHandle<T, I, K, O> extends
HoodieMergeHandle<T, I, K, O> {
- private static final Logger LOG =
LoggerFactory.getLogger(BaseFileGroupReaderBasedMergeHandle.class);
-
- protected HoodieReaderContext<T> readerContext;
- protected FileSlice fileSlice;
- protected HoodieReadStats readStats;
-
- public BaseFileGroupReaderBasedMergeHandle(HoodieWriteConfig config, String
instantTime, HoodieTable<T, I, K, O> hoodieTable,
- CompactionOperation operation,
TaskContextSupplier taskContextSupplier,
- Option<BaseKeyGenerator>
keyGeneratorOpt,
- HoodieReaderContext<T>
readerContext) {
+@NotThreadSafe
+public class FileGroupReaderBasedMergeHandle<T, I, K, O> extends
HoodieMergeHandle<T, I, K, O> {
+ private static final Logger LOG =
LoggerFactory.getLogger(FileGroupReaderBasedMergeHandle.class);
+
+ private final HoodieReaderContext<T> readerContext;
+ private final FileSlice fileSlice;
+ private final CompactionOperation operation;
+ private final String maxInstantTime;
+ private HoodieReadStats readStats;
+ private final HoodieRecord.HoodieRecordType recordType;
+
+ public FileGroupReaderBasedMergeHandle(HoodieWriteConfig config, String
instantTime, HoodieTable<T, I, K, O> hoodieTable,
+ FileSlice fileSlice,
CompactionOperation operation, TaskContextSupplier taskContextSupplier,
+ HoodieReaderContext<T> readerContext,
String maxInstantTime,
+ HoodieRecord.HoodieRecordType
enginRecordType) {
super(config, instantTime, operation.getPartitionPath(),
operation.getFileId(), hoodieTable, taskContextSupplier);
+ this.maxInstantTime = maxInstantTime;
this.keyToNewRecords = Collections.emptyMap();
this.readerContext = readerContext;
- Option<HoodieBaseFile> baseFileOpt =
- operation.getBaseFile(config.getBasePath(),
operation.getPartitionPath());
- List<HoodieLogFile> logFiles =
operation.getDeltaFileNames().stream().map(p ->
- new HoodieLogFile(new StoragePath(FSUtils.constructAbsolutePath(
- config.getBasePath(), operation.getPartitionPath()), p)))
- .collect(Collectors.toList());
- this.fileSlice = new FileSlice(
- operation.getFileGroupId(),
- operation.getBaseInstantTime(),
- baseFileOpt.isPresent() ? baseFileOpt.get() : null,
- logFiles);
+ this.fileSlice = fileSlice;
+ this.operation = operation;
this.preserveMetadata = true;
- init(operation, this.partitionPath, baseFileOpt);
- validateAndSetAndKeyGenProps(keyGeneratorOpt, config.populateMetaFields());
- }
-
- private void validateAndSetAndKeyGenProps(Option<BaseKeyGenerator>
keyGeneratorOpt, boolean populateMetaFields) {
- ValidationUtils.checkArgument(populateMetaFields ==
!keyGeneratorOpt.isPresent());
- this.keyGeneratorOpt = keyGeneratorOpt;
+ // If the table is a metadata table or the base file is an HFile, we use
AVRO record type, otherwise we use the engine record type.
+ this.recordType = hoodieTable.isMetadataTable() ||
HFILE.getFileExtension().equals(hoodieTable.getBaseFileExtension()) ?
HoodieRecord.HoodieRecordType.AVRO : enginRecordType;
Review Comment:
sg. if this is the only use of deducing record type, its fine.
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