io.debezium.connector.cassandra.transforms.type.deserializer

Class ListTypeDeserializer

java.lang.Object

io.debezium.connector.cassandra.transforms.type.deserializer.TypeDeserializer

io.debezium.connector.cassandra.transforms.type.deserializer.CollectionTypeDeserializer<org.apache.cassandra.db.marshal.ListType<?>>

io.debezium.connector.cassandra.transforms.type.deserializer.ListTypeDeserializer

public class ListTypeDeserializer
extends CollectionTypeDeserializer<org.apache.cassandra.db.marshal.ListType<?>>

Constructor Summary

Constructors

Constructor and Description
ListTypeDeserializer()

Method Summary

Modifier and Type	Method and Description
private List<?>	convertDeserializedElementsIfNecessary(org.apache.cassandra.db.marshal.AbstractType<?> abstractType, List<?> deserializedList) If elements in a deserialized list is LogicalType, convert each element to fit in Kafka Schema type
Object	deserialize(org.apache.cassandra.db.marshal.AbstractType<?> abstractType, ByteBuffer bb)
Object	deserialize(org.apache.cassandra.db.marshal.ListType<?> listType, org.apache.cassandra.db.rows.ComplexColumnData ccd)
org.apache.kafka.connect.data.SchemaBuilder	getSchemaBuilder(org.apache.cassandra.db.marshal.AbstractType<?> abstractType)

Methods inherited from class java.lang.Object

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

Constructor Detail

ListTypeDeserializer

public ListTypeDeserializer()

Method Detail

deserialize

public Object deserialize(org.apache.cassandra.db.marshal.AbstractType<?> abstractType,
                          ByteBuffer bb)

Overrides:

deserialize in class TypeDeserializer

getSchemaBuilder

public org.apache.kafka.connect.data.SchemaBuilder getSchemaBuilder(org.apache.cassandra.db.marshal.AbstractType<?> abstractType)

Specified by:

getSchemaBuilder in class TypeDeserializer

deserialize

public Object deserialize(org.apache.cassandra.db.marshal.ListType<?> listType,
                          org.apache.cassandra.db.rows.ComplexColumnData ccd)

Specified by:

deserialize in class CollectionTypeDeserializer<org.apache.cassandra.db.marshal.ListType<?>>

convertDeserializedElementsIfNecessary

private List<?> convertDeserializedElementsIfNecessary(org.apache.cassandra.db.marshal.AbstractType<?> abstractType,
                                                       List<?> deserializedList)

If elements in a deserialized list is LogicalType, convert each element to fit in Kafka Schema type

Parameters:

abstractType - the AbstractType of a column in Cassandra

deserializedList - List deserialized from Cassandra

Returns:

A deserialized list from Cassandra with each element that fits in Kafka Schema type