npawar commented on a change in pull request #6718:
URL: https://github.com/apache/incubator-pinot/pull/6718#discussion_r603585954
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/util/IngestionUtils.java
##########
@@ -18,25 +18,208 @@
*/
package org.apache.pinot.core.util;
+import com.google.common.base.Preconditions;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
import java.util.HashSet;
import java.util.List;
+import java.util.Map;
import java.util.Set;
import javax.annotation.Nullable;
+import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
+import org.apache.pinot.common.exception.HttpErrorStatusException;
+import org.apache.pinot.common.utils.FileUploadDownloadClient;
+import org.apache.pinot.common.utils.SimpleHttpResponse;
import org.apache.pinot.core.data.function.FunctionEvaluator;
import org.apache.pinot.core.data.function.FunctionEvaluatorFactory;
+import org.apache.pinot.core.indexsegment.generator.SegmentGeneratorConfig;
+import
org.apache.pinot.core.segment.creator.impl.SegmentIndexCreationDriverImpl;
+import org.apache.pinot.core.segment.name.FixedSegmentNameGenerator;
+import org.apache.pinot.core.segment.name.NormalizedDateSegmentNameGenerator;
+import org.apache.pinot.core.segment.name.SegmentNameGenerator;
+import org.apache.pinot.core.segment.name.SimpleSegmentNameGenerator;
+import org.apache.pinot.spi.config.table.TableConfig;
+import org.apache.pinot.spi.config.table.ingestion.BatchIngestionConfig;
import org.apache.pinot.spi.config.table.ingestion.FilterConfig;
import org.apache.pinot.spi.config.table.ingestion.IngestionConfig;
import org.apache.pinot.spi.config.table.ingestion.TransformConfig;
+import org.apache.pinot.spi.data.DateTimeFieldSpec;
+import org.apache.pinot.spi.data.DateTimeFormatSpec;
import org.apache.pinot.spi.data.FieldSpec;
import org.apache.pinot.spi.data.Schema;
+import org.apache.pinot.spi.data.readers.FileFormat;
import org.apache.pinot.spi.data.readers.GenericRow;
+import org.apache.pinot.spi.data.readers.RecordReaderFactory;
+import org.apache.pinot.spi.ingestion.batch.BatchConfig;
+import org.apache.pinot.spi.ingestion.batch.BatchConfigProperties;
+import org.apache.pinot.spi.utils.IngestionConfigUtils;
+import org.apache.pinot.spi.utils.builder.TableNameBuilder;
+import org.apache.pinot.spi.utils.retry.AttemptsExceededException;
+import org.apache.pinot.spi.utils.retry.RetriableOperationException;
+import org.apache.pinot.spi.utils.retry.RetryPolicies;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
/**
- * Utility methods for extracting source and destination fields from ingestion
configs
+ * Helper methods for ingestion
*/
-public class IngestionUtils {
+public final class IngestionUtils {
+
+ private static final Logger LOGGER =
LoggerFactory.getLogger(IngestionUtils.class);
+
+ private static final String DEFAULT_SEGMENT_NAME_GENERATOR_TYPE =
+ BatchConfigProperties.SegmentNameGeneratorType.SIMPLE;
+ private static final long DEFAULT_RETRY_WAIT_MS = 1000L;
+ private static final int DEFAULT_ATTEMPTS = 3;
+ private static final FileUploadDownloadClient FILE_UPLOAD_DOWNLOAD_CLIENT =
new FileUploadDownloadClient();
+
+ private IngestionUtils() {
+ }
+
+ /**
+ * Create {@link SegmentGeneratorConfig} using tableConfig and schema.
+ * All properties are taken from the 1st Map in tableConfig ->
ingestionConfig -> batchIngestionConfig -> batchConfigMaps
+ * @param tableConfig tableConfig with the batchConfigMap set
+ * @param schema pinot schema
+ */
+ public static SegmentGeneratorConfig
generateSegmentGeneratorConfig(TableConfig tableConfig, Schema schema)
+ throws IOException, ClassNotFoundException {
+ Preconditions.checkNotNull(tableConfig.getIngestionConfig(),
+ "Must provide batchIngestionConfig in tableConfig for table: %s, for
generating SegmentGeneratorConfig",
+ tableConfig.getTableName());
+ return generateSegmentGeneratorConfig(tableConfig, schema,
+ tableConfig.getIngestionConfig().getBatchIngestionConfig());
+ }
+
+ /**
+ * Create {@link SegmentGeneratorConfig} using tableConfig, schema and
batchIngestionConfig.
+ * The provided batchIngestionConfig will take precedence over the one in
tableConfig
+ */
Review comment:
it will be used directly. if we do see merging coming out to be a
required and common case, we can look to add that
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