org.apache.flink.connector.nebula.sink

Class NebulaBatchExecutor<T>

java.lang.Object

org.apache.flink.connector.nebula.sink.NebulaBatchExecutor<T>

Direct Known Subclasses:

NebulaEdgeBatchExecutor, NebulaTableBufferReducedExecutor, NebulaVertexBatchExecutor

public abstract class NebulaBatchExecutor<T>
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	NebulaBatchExecutor.ExecutionException

Constructor Summary

Constructors

Constructor and Description
NebulaBatchExecutor()

Method Summary

Modifier and Type	Method and Description
abstract void	addToBatch(T record) put record into buffer
abstract void	clearBatch()
abstract void	executeBatch(com.vesoft.nebula.client.graph.net.Session session) execute the statement
protected static void	executeStatement(com.vesoft.nebula.client.graph.net.Session session, String statement)
abstract boolean	isBatchEmpty()

Methods inherited from class java.lang.Object

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

Constructor Detail

NebulaBatchExecutor

public NebulaBatchExecutor()

Method Detail

addToBatch

public abstract void addToBatch(T record)

put record into buffer

Parameters:

record - represent vertex or edge

executeBatch

public abstract void executeBatch(com.vesoft.nebula.client.graph.net.Session session)
                           throws IOException

execute the statement

Parameters:

session - graph session

Throws:

IOException

clearBatch

public abstract void clearBatch()

isBatchEmpty

public abstract boolean isBatchEmpty()

executeStatement

protected static void executeStatement(com.vesoft.nebula.client.graph.net.Session session,
                                       String statement)
                                throws IOException

Throws:

IOException