com.alibaba.fastjson2.support.arrow

Class ArrowUtils

java.lang.Object

com.alibaba.fastjson2.support.arrow.ArrowUtils

public class ArrowUtils
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static byte	DECIMAL_TYPE_WIDTH
(package private) static boolean	LITTLE_ENDIAN

Constructor Summary

Constructors

Constructor and Description
ArrowUtils()

Method Summary

Modifier and Type	Method and Description
static void	setDecimal(org.apache.arrow.vector.DecimalVector vector, int row, java.math.BigDecimal decimal)
static void	setDecimal(org.apache.arrow.vector.DecimalVector vector, int row, byte[] bytes, int off, int len)
static void	setDecimal(org.apache.arrow.vector.DecimalVector vector, int row, char[] bytes, int off, int len)
static void	setDecimal(org.apache.arrow.vector.DecimalVector vector, int row, java.lang.String str)
static void	setString(org.apache.arrow.vector.VarCharVector vector, int row, java.lang.String str)
static void	setValue(org.apache.arrow.vector.FieldVector vector, int row, java.lang.String value)
static void	write(CSVWriter writer, org.apache.arrow.vector.VectorSchemaRoot root)
private static void	writeDecimal(CSVWriter writer, int row, org.apache.arrow.vector.DecimalVector decimalVector)

Methods inherited from class java.lang.Object

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

Field Detail

LITTLE_ENDIAN

static final boolean LITTLE_ENDIAN

DECIMAL_TYPE_WIDTH

static final byte DECIMAL_TYPE_WIDTH

See Also:

Constant Field Values

Constructor Detail

ArrowUtils

public ArrowUtils()

Method Detail

write

public static void write(CSVWriter writer,
                         org.apache.arrow.vector.VectorSchemaRoot root)
                  throws java.io.IOException

Throws:

java.io.IOException

writeDecimal

private static void writeDecimal(CSVWriter writer,
                                 int row,
                                 org.apache.arrow.vector.DecimalVector decimalVector)

setValue

public static void setValue(org.apache.arrow.vector.FieldVector vector,
                            int row,
                            java.lang.String value)

setDecimal

public static void setDecimal(org.apache.arrow.vector.DecimalVector vector,
                              int row,
                              java.lang.String str)

setString

public static void setString(org.apache.arrow.vector.VarCharVector vector,
                             int row,
                             java.lang.String str)

setDecimal

public static void setDecimal(org.apache.arrow.vector.DecimalVector vector,
                              int row,
                              char[] bytes,
                              int off,
                              int len)

setDecimal

public static void setDecimal(org.apache.arrow.vector.DecimalVector vector,
                              int row,
                              byte[] bytes,
                              int off,
                              int len)

setDecimal

public static void setDecimal(org.apache.arrow.vector.DecimalVector vector,
                              int row,
                              java.math.BigDecimal decimal)