lwn3148 commented on code in PR #135:
URL:
https://github.com/apache/flink-connector-elasticsearch/pull/135#discussion_r2779629970
##########
flink-connector-elasticsearch8/src/main/java/org/apache/flink/connector/elasticsearch/table/ElasticSearch8AsyncDynamicSink.java:
##########
@@ -0,0 +1,214 @@
+package org.apache.flink.connector.elasticsearch.table;
+
+import org.apache.flink.annotation.Internal;
+import org.apache.flink.api.common.serialization.SerializationSchema;
+import org.apache.flink.connector.base.table.sink.AsyncDynamicTableSink;
+import org.apache.flink.connector.base.table.sink.AsyncDynamicTableSinkBuilder;
+import
org.apache.flink.connector.elasticsearch.sink.Elasticsearch8AsyncSinkBuilder;
+import org.apache.flink.connector.elasticsearch.sink.Operation;
+import org.apache.flink.table.api.ValidationException;
+import org.apache.flink.table.connector.ChangelogMode;
+import org.apache.flink.table.connector.format.EncodingFormat;
+import org.apache.flink.table.connector.sink.DynamicTableSink;
+import org.apache.flink.table.connector.sink.SinkV2Provider;
+import org.apache.flink.table.data.RowData;
+import org.apache.flink.table.types.DataType;
+import org.apache.flink.types.RowKind;
+import org.apache.flink.util.StringUtils;
+
+import org.apache.http.HttpHost;
+
+import java.time.ZoneId;
+import java.util.List;
+import java.util.function.Function;
+
+import static org.apache.flink.util.Preconditions.checkNotNull;
+
+/** ElasticSearch backed {@link AsyncDynamicTableSink}. */
+@Internal
+public class ElasticSearch8AsyncDynamicSink extends
AsyncDynamicTableSink<Operation> {
+ final transient EncodingFormat<SerializationSchema<RowData>> format;
+ final DataType physicalRowDataType;
+ final List<LogicalTypeWithIndex> primaryKeyLogicalTypesWithIndex;
+ final Elasticsearch8Configuration config;
+ final ZoneId localTimeZoneId;
+
+ final String summaryString;
+ final boolean isDynamicIndexWithSystemTime;
+
+ public ElasticSearch8AsyncDynamicSink(
+ EncodingFormat<SerializationSchema<RowData>> format,
+ Elasticsearch8Configuration config,
+ List<LogicalTypeWithIndex> primaryKeyLogicalTypesWithIndex,
+ DataType physicalRowDataType,
+ String summaryString,
+ ZoneId localTimeZoneId) {
+ super(
+ config.getBulkFlushMaxActions(),
+ config.getBulkFlushMaxInFlightActions(),
+ config.getBulkFlushMaxBufferedActions(),
+ config.getBulkFlushMaxByteSize().getBytes(),
+ config.getBulkFlushInterval());
+ this.format = checkNotNull(format);
+ this.physicalRowDataType = checkNotNull(physicalRowDataType);
+ this.primaryKeyLogicalTypesWithIndex =
checkNotNull(primaryKeyLogicalTypesWithIndex);
+ this.config = checkNotNull(config);
+ this.summaryString = checkNotNull(summaryString);
+ this.localTimeZoneId = localTimeZoneId;
+ this.isDynamicIndexWithSystemTime = isDynamicIndexWithSystemTime();
+ }
+
+ public boolean isDynamicIndexWithSystemTime() {
+ IndexGeneratorFactory.IndexHelper indexHelper = new
IndexGeneratorFactory.IndexHelper();
+ return
indexHelper.checkIsDynamicIndexWithSystemTimeFormat(config.getIndex());
+ }
+
+ Function<RowData, String> createKeyExtractor() {
+ return KeyExtractor.createKeyExtractor(
+ primaryKeyLogicalTypesWithIndex, config.getKeyDelimiter());
+ }
+
+ IndexGenerator createIndexGenerator() {
+ return IndexGeneratorFactory.createIndexGenerator(
+ config.getIndex(),
+ DataType.getFieldNames(physicalRowDataType),
+ DataType.getFieldDataTypes(physicalRowDataType),
+ localTimeZoneId);
+ }
+
+ @Override
+ public ChangelogMode getChangelogMode(ChangelogMode requestedMode) {
+ ChangelogMode.Builder builder = ChangelogMode.newBuilder();
+ for (RowKind kind : requestedMode.getContainedKinds()) {
+ if (kind != RowKind.UPDATE_BEFORE) {
+ builder.addContainedKind(kind);
+ }
+ }
+ if (isDynamicIndexWithSystemTime &&
!requestedMode.containsOnly(RowKind.INSERT)) {
+ throw new ValidationException(
+ "Dynamic indexing based on system time only works on
append only stream.");
+ }
+ return builder.build();
+ }
+
+ @Override
+ public SinkRuntimeProvider getSinkRuntimeProvider(Context context) {
+ Elasticsearch8AsyncSinkBuilder<RowData> builder = new
Elasticsearch8AsyncSinkBuilder<>();
+
+ builder.setHosts(config.getHosts().toArray(new HttpHost[0]));
+ builder.setMaxBatchSize(config.getBulkFlushMaxActions());
+
builder.setMaxBufferedRequests(config.getBulkFlushMaxBufferedActions());
+
builder.setMaxBatchSizeInBytes(config.getBulkFlushMaxByteSize().getBytes());
+ builder.setMaxTimeInBufferMS(config.getBulkFlushInterval());
+ builder.setElementConverter(
+ new RowDataElementConverter(
+ physicalRowDataType, createIndexGenerator(),
createKeyExtractor()));
+
+ if (config.getUsername().isPresent()
+ &&
!StringUtils.isNullOrWhitespaceOnly(config.getUsername().get())) {
+ builder.setUsername(config.getUsername().get());
+ }
Review Comment:
Thanks for the suggestion. I’ll update it.
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