Package org.neo4j.gds.core.write

Class NodePropertyExporterBuilder<T extends NodePropertyExporter>

java.lang.Object

org.neo4j.gds.core.write.NodePropertyExporterBuilder<T>

Direct Known Subclasses:

NativeNodePropertyExporter.Builder

public abstract class NodePropertyExporterBuilder<T extends NodePropertyExporter>
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.concurrent.ExecutorService	executorService
protected long	nodeCount
protected ProgressTracker	progressTracker
protected TerminationFlag	terminationFlag
protected java.util.function.LongUnaryOperator	toOriginalId
protected TransactionContext	transactionContext
protected int	writeConcurrency

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	NodePropertyExporterBuilder(TransactionContext transactionContext)

Method Summary

Modifier and Type	Method	Description
abstract T	build()
NodePropertyExporterBuilder<T>	parallel(java.util.concurrent.ExecutorService es, int writeConcurrency)
NodePropertyExporterBuilder<T>	withIdMapping(IdMapping idMapping)
NodePropertyExporterBuilder<T>	withProgressTracker(ProgressTracker progressTracker)	Set the ProgressTracker to use for logging progress during export.
NodePropertyExporterBuilder<T>	withTerminationFlag(TerminationFlag terminationFlag)

Methods inherited from class java.lang.Object

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

Field Detail

transactionContext

protected final TransactionContext transactionContext

toOriginalId

protected java.util.function.LongUnaryOperator toOriginalId

nodeCount

protected long nodeCount

terminationFlag

protected TerminationFlag terminationFlag

executorService

protected java.util.concurrent.ExecutorService executorService

writeConcurrency

protected int writeConcurrency

progressTracker

protected ProgressTracker progressTracker

Constructor Detail

NodePropertyExporterBuilder

protected NodePropertyExporterBuilder(TransactionContext transactionContext)

Method Detail

build

public abstract T build()

withIdMapping

public NodePropertyExporterBuilder<T> withIdMapping(IdMapping idMapping)

withTerminationFlag

public NodePropertyExporterBuilder<T> withTerminationFlag(TerminationFlag terminationFlag)

withProgressTracker

public NodePropertyExporterBuilder<T> withProgressTracker(ProgressTracker progressTracker)

Set the ProgressTracker to use for logging progress during export. If a TaskProgressTracker is used, caller must manage beginning and finishing the subtasks. By default, an ProgressTracker.EmptyProgressTracker is used. That one doesn't require caller to manage any tasks.

Parameters:

progressTracker - The progress tracker to use for logging progress during export.

Returns:

this

parallel

public NodePropertyExporterBuilder<T> parallel(java.util.concurrent.ExecutorService es,
                                               int writeConcurrency)