org.apache.flink.connector.pulsar.table.catalog.impl

Class SchemaTranslator

java.lang.Object

org.apache.flink.connector.pulsar.table.catalog.impl.SchemaTranslator

public class SchemaTranslator
extends Object

Translate a Pulsar Schema to Flink Table Schema.

Field Summary

Fields

Modifier and Type	Field and Description
static String	SINGLE_FIELD_FIELD_NAME

Constructor Summary

Constructors

Constructor and Description
SchemaTranslator(boolean useMetadataFields)

Method Summary

Modifier and Type	Method and Description
String	decideDefaultFlinkFormat(org.apache.pulsar.common.schema.SchemaInfo pulsarSchemaInfo) This method is used to determine the Flink format to use for a native table.
static org.apache.flink.table.types.DataType	protoDescriptorToSqlType(com.google.protobuf.Descriptors.Descriptor descriptor)
org.apache.flink.table.api.Schema	pulsarSchemaToFlinkSchema(org.apache.pulsar.common.schema.SchemaInfo pulsarSchema)
org.apache.flink.table.types.DataType	pulsarSchemaToPhysicalFields(org.apache.pulsar.common.schema.SchemaInfo schemaInfo)
org.apache.flink.table.types.DataType	schemaInfo2SqlType(org.apache.pulsar.common.schema.SchemaInfo si)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

SINGLE_FIELD_FIELD_NAME

public static final String SINGLE_FIELD_FIELD_NAME

See Also:

Constant Field Values

Constructor Detail

SchemaTranslator

public SchemaTranslator(boolean useMetadataFields)

Method Detail

pulsarSchemaToFlinkSchema

public org.apache.flink.table.api.Schema pulsarSchemaToFlinkSchema(org.apache.pulsar.common.schema.SchemaInfo pulsarSchema)
                                                            throws IncompatibleSchemaException

Throws:

IncompatibleSchemaException

pulsarSchemaToPhysicalFields

public org.apache.flink.table.types.DataType pulsarSchemaToPhysicalFields(org.apache.pulsar.common.schema.SchemaInfo schemaInfo)
                                                                   throws IncompatibleSchemaException

Throws:

IncompatibleSchemaException

schemaInfo2SqlType

public org.apache.flink.table.types.DataType schemaInfo2SqlType(org.apache.pulsar.common.schema.SchemaInfo si)
                                                         throws IncompatibleSchemaException

Throws:

IncompatibleSchemaException

protoDescriptorToSqlType

public static org.apache.flink.table.types.DataType protoDescriptorToSqlType(com.google.protobuf.Descriptors.Descriptor descriptor)
                                                                      throws IncompatibleSchemaException

Throws:

IncompatibleSchemaException

decideDefaultFlinkFormat

public String decideDefaultFlinkFormat(org.apache.pulsar.common.schema.SchemaInfo pulsarSchemaInfo)

This method is used to determine the Flink format to use for a native table.

Parameters:

pulsarSchemaInfo -

Returns: