Package org.apache.flink.batch.connectors.cassandra

Class CassandraPojoInputFormat<OUT>

java.lang.Object

org.apache.flink.api.common.io.RichInputFormat<OUT,org.apache.flink.core.io.InputSplit>

org.apache.flink.batch.connectors.cassandra.CassandraInputFormatBase<OUT>

org.apache.flink.batch.connectors.cassandra.CassandraPojoInputFormat<OUT>

Type Parameters:

OUT - type of inputClass

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.io.InputFormat<OUT,org.apache.flink.core.io.InputSplit>, org.apache.flink.api.common.io.NonParallelInput, org.apache.flink.core.io.InputSplitSource<org.apache.flink.core.io.InputSplit>

public class CassandraPojoInputFormat<OUT>
extends CassandraInputFormatBase<OUT>

InputFormat to read data from Apache Cassandra and generate a custom Cassandra annotated object.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.batch.connectors.cassandra.CassandraInputFormatBase

cluster, logger, query, session

Constructor Summary

Constructors

Constructor	Description
CassandraPojoInputFormat(String query, ClusterBuilder builder, Class<OUT> inputClass)
CassandraPojoInputFormat(String query, ClusterBuilder builder, Class<OUT> inputClass, MapperOptions mapperOptions)

Method Summary

Modifier and Type	Method	Description
OUT	nextRecord(OUT reuse)
void	open(org.apache.flink.core.io.InputSplit split)
boolean	reachedEnd()

Methods inherited from class org.apache.flink.batch.connectors.cassandra.CassandraInputFormatBase

close, configure, createInputSplits, getInputSplitAssigner, getStatistics

Methods inherited from class org.apache.flink.api.common.io.RichInputFormat

closeInputFormat, getRuntimeContext, openInputFormat, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Detail

CassandraPojoInputFormat

public CassandraPojoInputFormat(String query,
                                ClusterBuilder builder,
                                Class<OUT> inputClass)

CassandraPojoInputFormat

public CassandraPojoInputFormat(String query,
                                ClusterBuilder builder,
                                Class<OUT> inputClass,
                                MapperOptions mapperOptions)

Method Detail

open

public void open(org.apache.flink.core.io.InputSplit split)

reachedEnd

public boolean reachedEnd()

nextRecord

public OUT nextRecord(OUT reuse)