Package org.neo4j.graphalgo.core.utils.export.file.csv

Class CsvNodeVisitor

java.lang.Object

org.neo4j.internal.batchimport.input.InputEntityVisitor.Adapter

org.neo4j.graphalgo.core.utils.export.file.NodeVisitor

org.neo4j.graphalgo.core.utils.export.file.csv.CsvNodeVisitor

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable, org.neo4j.internal.batchimport.input.InputEntityVisitor

public class CsvNodeVisitor
extends NodeVisitor

Nested Class Summary

Nested classes/interfaces inherited from interface org.neo4j.internal.batchimport.input.InputEntityVisitor

org.neo4j.internal.batchimport.input.InputEntityVisitor.Adapter, org.neo4j.internal.batchimport.input.InputEntityVisitor.Delegate

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	ID_COLUMN_NAME

Fields inherited from interface org.neo4j.internal.batchimport.input.InputEntityVisitor

NULL

Constructor Summary

Constructors

Constructor	Description
CsvNodeVisitor(java.nio.file.Path fileLocation, NodeSchema nodeSchema)
CsvNodeVisitor(java.nio.file.Path fileLocation, NodeSchema nodeSchema, java.util.Set<java.lang.String> headerFiles, int visitorId)

Method Summary

Modifier and Type	Method	Description
void	close()
void	endOfEntity()
protected void	exportElement()
void	flush()
protected void	forEachProperty(PropertyConsumer propertyConsumer)
boolean	property(java.lang.String key, java.lang.Object value)

Methods inherited from class org.neo4j.graphalgo.core.utils.export.file.NodeVisitor

elementIdentifier, getPropertySchema, id, id, labels, labels

Methods inherited from class org.neo4j.internal.batchimport.input.InputEntityVisitor.Adapter

endId, endId, id, id, labelField, property, propertyId, startId, startId, type, type

Methods inherited from class java.lang.Object

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

Field Detail

ID_COLUMN_NAME

public static final java.lang.String ID_COLUMN_NAME

See Also:

Constant Field Values

Constructor Detail

CsvNodeVisitor

public CsvNodeVisitor(java.nio.file.Path fileLocation,
                      NodeSchema nodeSchema,
                      java.util.Set<java.lang.String> headerFiles,
                      int visitorId)

CsvNodeVisitor

@TestOnly
public CsvNodeVisitor(java.nio.file.Path fileLocation,
                      NodeSchema nodeSchema)

Method Detail

exportElement

protected void exportElement()

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Overrides:

close in class org.neo4j.internal.batchimport.input.InputEntityVisitor.Adapter

flush

public void flush()
           throws java.io.IOException

Specified by:

flush in interface java.io.Flushable

Throws:

java.io.IOException

property

public boolean property(java.lang.String key,
                        java.lang.Object value)

Specified by:

property in interface org.neo4j.internal.batchimport.input.InputEntityVisitor

Overrides:

property in class org.neo4j.internal.batchimport.input.InputEntityVisitor.Adapter

endOfEntity

public void endOfEntity()

Specified by:

endOfEntity in interface org.neo4j.internal.batchimport.input.InputEntityVisitor

Overrides:

endOfEntity in class org.neo4j.internal.batchimport.input.InputEntityVisitor.Adapter

forEachProperty

protected void forEachProperty(PropertyConsumer propertyConsumer)