org.apache.flink.connector.nebula.source

Class NebulaInputTableRowFormat

java.lang.Object

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

org.apache.flink.connector.nebula.source.NebulaInputFormat<com.vesoft.nebula.client.storage.data.BaseTableRow>

org.apache.flink.connector.nebula.source.NebulaInputTableRowFormat

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.io.InputFormat<com.vesoft.nebula.client.storage.data.BaseTableRow,org.apache.flink.core.io.InputSplit>, org.apache.flink.core.io.InputSplitSource<org.apache.flink.core.io.InputSplit>

public class NebulaInputTableRowFormat
extends NebulaInputFormat<com.vesoft.nebula.client.storage.data.BaseTableRow>

implementation of NebulaInputFormat. Read NebulaGraph data in nebula's BaseTableRow format. how to use: NebulaInputTableRowFormat inputFormat = new NebulaInputTableRowFormat (storageConnectionProvider, vertexExecutionOptions); DataSource dataSource = env.createInput(inputFormat);

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.connector.nebula.source.NebulaInputFormat

executionOptions, hasNext, LOG, metaConnectionProvider, nebulaConverter, rows, storageConnectionProvider

Constructor Summary

Constructors

Constructor and Description
NebulaInputTableRowFormat(NebulaStorageConnectionProvider storageConnectionProvider, ExecutionOptions executionOptions)

Method Summary

Modifier and Type	Method and Description
void	open(org.apache.flink.core.io.InputSplit inputSplit)

Methods inherited from class org.apache.flink.connector.nebula.source.NebulaInputFormat

close, closeInputFormat, configure, createInputSplits, getInputSplitAssigner, getStatistics, nextRecord, openInputFormat, reachedEnd, setExecutionOptions

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

getRuntimeContext, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Detail

NebulaInputTableRowFormat

public NebulaInputTableRowFormat(NebulaStorageConnectionProvider storageConnectionProvider,
                                 ExecutionOptions executionOptions)

Method Detail

open

public void open(org.apache.flink.core.io.InputSplit inputSplit)
          throws IOException

Specified by:

open in interface org.apache.flink.api.common.io.InputFormat<com.vesoft.nebula.client.storage.data.BaseTableRow,org.apache.flink.core.io.InputSplit>

Overrides:

open in class NebulaInputFormat<com.vesoft.nebula.client.storage.data.BaseTableRow>

Throws:

IOException