Package com.fasterxml.jackson.dataformat.csv.impl

Class NumberOutput

java.lang.Object

com.fasterxml.jackson.dataformat.csv.impl.NumberOutput

public final class NumberOutput
extends Object

Helper class for efficient writing of numeric values

NOTE: modified from Jackson Core's similar functionality

Field Summary

Fields

Modifier and Type	Field	Description
private static int	BILLION
private static final char[]	FULL_TRIPLETS
private static final byte[]	FULL_TRIPLETS_B
private static final char[]	LEADING_TRIPLETS
private static long	MAX_INT_AS_LONG
private static int	MILLION
private static long	MIN_INT_AS_LONG
private static final char	NULL_CHAR
private static final String	SMALLEST_LONG
private static long	TEN_BILLION_L
private static long	THOUSAND_L

Constructor Summary

Constructors

Constructor	Description
NumberOutput()

Method Summary

Modifier and Type	Method	Description
private static int	calcLongStrLength(long posValue)	Pre-conditions: posValue is positive, and larger than Integer.MAX_VALUE (about 2 billions).
private static int	outputFullTriplet(int triplet, char[] buffer, int offset)
static int	outputInt(int value, char[] buffer, int offset)
private static int	outputLeadingTriplet(int triplet, char[] buffer, int offset)
static int	outputLong(long value, char[] buffer, int offset)
static String	toString(double value)
static String	toString(float value)

Methods inherited from class java.lang.Object

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

Field Details

NULL_CHAR

private static final char NULL_CHAR

See Also:

• Constant Field Values

MILLION

private static int MILLION

BILLION

private static int BILLION

TEN_BILLION_L

private static long TEN_BILLION_L

THOUSAND_L

private static long THOUSAND_L

MIN_INT_AS_LONG

private static long MIN_INT_AS_LONG

MAX_INT_AS_LONG

private static long MAX_INT_AS_LONG

SMALLEST_LONG

private static final String SMALLEST_LONG

LEADING_TRIPLETS

private static final char[] LEADING_TRIPLETS

FULL_TRIPLETS

private static final char[] FULL_TRIPLETS

FULL_TRIPLETS_B

private static final byte[] FULL_TRIPLETS_B

Constructor Details

NumberOutput

public NumberOutput()

Method Details

outputInt

public static int outputInt(int value,
 char[] buffer,
 int offset)

Returns:

Offset within buffer after outputting int

outputLong

public static int outputLong(long value,
 char[] buffer,
 int offset)

Returns:

Offset within buffer after outputting int

toString

public static String toString(double value)

toString

public static String toString(float value)

outputLeadingTriplet

private static int outputLeadingTriplet(int triplet,
 char[] buffer,
 int offset)

outputFullTriplet

private static int outputFullTriplet(int triplet,
 char[] buffer,
 int offset)

calcLongStrLength

private static int calcLongStrLength(long posValue)

Pre-conditions: posValue is positive, and larger than Integer.MAX_VALUE (about 2 billions).