Package com.influxdb.v3.client.internal

Class VectorSchemaRootConverter

java.lang.Object

com.influxdb.v3.client.internal.VectorSchemaRootConverter

@ThreadSafe
public final class VectorSchemaRootConverter
extends Object

The VectorSchemaRootConverter class is responsible for converting rows of data from a VectorSchemaRoot object to PointValues. It provides a method to perform this conversion.

This class is thread-safe.

Field Summary

Fields

Modifier and Type	Field	Description
static final VectorSchemaRootConverter	INSTANCE

Constructor Summary

Constructors

Constructor	Description
VectorSchemaRootConverter()

Method Summary

Modifier and Type	Method	Description
Object[]	getArrayObjectFromVectorSchemaRoot(org.apache.arrow.vector.VectorSchemaRoot vector, int rowNumber)	Get array of values from VectorSchemaRoot.
Map<String,Object>	getMapFromVectorSchemaRoot(org.apache.arrow.vector.VectorSchemaRoot vector, int rowNumber)	Get a Map from VectorSchemaRoot.
Object	getMappedValue(org.apache.arrow.vector.types.pojo.Field field, Object value)	Function to cast value return base on metadata from InfluxDB.

Methods inherited from class java.lang.Object

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

Field Details

INSTANCE

public static final VectorSchemaRootConverter INSTANCE

Constructor Details

VectorSchemaRootConverter

public VectorSchemaRootConverter()

Method Details

getMappedValue

public Object getMappedValue(@Nonnull
 org.apache.arrow.vector.types.pojo.Field field,
 @Nullable
 Object value)

Function to cast value return base on metadata from InfluxDB.

Parameters:

field - the Field object from Arrow

value - the value to cast

Returns:

the value with the correct type

getArrayObjectFromVectorSchemaRoot

public Object[] getArrayObjectFromVectorSchemaRoot(@Nonnull
 org.apache.arrow.vector.VectorSchemaRoot vector,
 int rowNumber)

Get array of values from VectorSchemaRoot.

Parameters:

vector - The data return from InfluxDB.

rowNumber - The row number of data

Returns:

An array of Objects represents a row of data

getMapFromVectorSchemaRoot

public Map<String,Object> getMapFromVectorSchemaRoot(@Nonnull
 org.apache.arrow.vector.VectorSchemaRoot vector,
 int rowNumber)

Get a Map from VectorSchemaRoot.

Parameters:

vector - The data return from InfluxDB.

rowNumber - The row number of data

Returns:

A Map represents a row of data