Package org.apache.pulsar.sql.presto

Interface PulsarRowDecoderFactory

All Known Implementing Classes:

PulsarAvroRowDecoderFactory, PulsarJsonRowDecoderFactory, PulsarPrimitiveRowDecoderFactory, PulsarProtobufNativeRowDecoderFactory

public interface PulsarRowDecoderFactory

Pulsar customized RowDecoderFactory interface.

Method Summary

Modifier and Type	Method	Description
PulsarRowDecoder	createRowDecoder(org.apache.pulsar.common.naming.TopicName topicName, org.apache.pulsar.common.schema.SchemaInfo schemaInfo, java.util.Set<io.prestosql.decoder.DecoderColumnHandle> columns)	createRowDecoder RowDecoder by pulsar SchemaInfo and column DecoderColumnHandles.
java.util.List<io.prestosql.spi.connector.ColumnMetadata>	extractColumnMetadata(org.apache.pulsar.common.naming.TopicName topicName, org.apache.pulsar.common.schema.SchemaInfo schemaInfo, PulsarColumnHandle.HandleKeyValueType handleKeyValueType)	extract ColumnMetadata from pulsar SchemaInfo and HandleKeyValueType.

Method Detail

extractColumnMetadata

java.util.List<io.prestosql.spi.connector.ColumnMetadata> extractColumnMetadata(org.apache.pulsar.common.naming.TopicName topicName,
                                                                                org.apache.pulsar.common.schema.SchemaInfo schemaInfo,
                                                                                PulsarColumnHandle.HandleKeyValueType handleKeyValueType)

extract ColumnMetadata from pulsar SchemaInfo and HandleKeyValueType.

Parameters:

schemaInfo -

handleKeyValueType -

Returns:

createRowDecoder

PulsarRowDecoder createRowDecoder(org.apache.pulsar.common.naming.TopicName topicName,
                                  org.apache.pulsar.common.schema.SchemaInfo schemaInfo,
                                  java.util.Set<io.prestosql.decoder.DecoderColumnHandle> columns)

createRowDecoder RowDecoder by pulsar SchemaInfo and column DecoderColumnHandles.

Parameters:

schemaInfo -

columns -

Returns: