io.debezium.relational

Interface ValueConverterProvider

All Known Implementing Classes:

JdbcValueConverters

public interface ValueConverterProvider

A provider of ValueConverter functions and the SchemaBuilder used to describe them.

Author:

Randall Hauch

Method Summary

Modifier and Type	Method and Description
ValueConverter	converter(Column columnDefinition, org.apache.kafka.connect.data.Field fieldDefn) Returns a ValueConverter that can be used to convert the JDBC values corresponding to the given JDBC temporal type into literal values described by the schema.
org.apache.kafka.connect.data.SchemaBuilder	schemaBuilder(Column columnDefinition) Returns a SchemaBuilder for a Schema describing literal values of the given JDBC type.

Method Detail

schemaBuilder

org.apache.kafka.connect.data.SchemaBuilder schemaBuilder(Column columnDefinition)

Returns a SchemaBuilder for a Schema describing literal values of the given JDBC type.

Parameters:

columnDefinition - the column definition; never null

Returns:

the schema builder; null if the column's type information is unknown

converter

ValueConverter converter(Column columnDefinition,
                         org.apache.kafka.connect.data.Field fieldDefn)

Returns a ValueConverter that can be used to convert the JDBC values corresponding to the given JDBC temporal type into literal values described by the schema.

This method is only called when schemaBuilder(Column) returns a non-null SchemaBuilder for the same column definition.

Parameters:

columnDefinition - the column definition; never null

fieldDefn - the definition for the field in a Kafka Connect Schema describing the output of the function; never null

Returns:

the value converter; never null