Top Fields Constructors Methods
com.fasterxml.jackson.core.io

public final Class NumberOutput

extends Object
Class Inheritance
Imports
com.fasterxml.jackson.core.io.schubfach.DoubleToDecimal, .FloatToDecimal

Field Summary

Modifier and TypeField and Description
private static int
private static long
private static long
private static int
private static long
pack-priv static final String
pack-priv static final String
private static final String[]
private static final String[]
private static final int[]
TRIPLET_TO_CHARS

Encoded representations of 3-decimal-digit indexed values, where 3 LSB are ascii characters

Constructor Summary

AccessConstructor and Description
public

Method Summary

Modifier and TypeMethod and Description
private static int
_full3(int t, char[] b, int off)

private static int
_full3(int t, byte[] b, int off)

private static int
_leading3(int t, char[] b, int off)

private static int
_leading3(int t, byte[] b, int off)

private static int
_outputFullBillion(int v, char[] b, int off)

private static int
_outputFullBillion(int v, byte[] b, int off)

private static int
_outputSmallestI(char[] b, int off)

private static int
_outputSmallestI(byte[] b, int off)

private static int
_outputSmallestL(char[] b, int off)

private static int
_outputSmallestL(byte[] b, int off)

private static int
_outputUptoBillion(int v, char[] b, int off)

private static int
_outputUptoBillion(int v, byte[] b, int off)

private static int
_outputUptoMillion(char[] b, int off, int thousands, int ones)

private static int
_outputUptoMillion(byte[] b, int off, int thousands, int ones)

public static boolean

Returns:

True if number is NOT finite (is Infinity or NaN); false otherwise Since 2.10
notFinite
(double
double value to check
value
)

Helper method to verify whether given double value is finite (regular rational number} or not (NaN or Infinity).

public static boolean

Returns:

True if number is NOT finite (is Infinity or NaN); false otherwise Since 2.10
notFinite
(float
float value to check
value
)

Helper method to verify whether given float value is finite (regular rational number} or not (NaN or Infinity).

public static int

Returns:

Offset within buffer after outputting int
outputInt
(int
Value to append to buffer
v
,
char[]
Buffer to append value to: caller must guarantee there is enough room
b
,
int
Offset within output buffer (b) to append number at
off
)

Method for appending value of given int value into specified char[].

public static int
outputInt(int v, byte[] b, int off)

public static int

Returns:

Offset within buffer after outputting long
outputLong
(long
Value to append to buffer
v
,
char[]
Buffer to append value to: caller must guarantee there is enough room
b
,
int
Offset within output buffer (b) to append number at
off
)

Method for appending value of given long value into specified char[].

public static int
outputLong(long v, byte[] b, int off)

public static String
toString(int v)

public static String
toString(long v)

public static String

Returns:

double as a string
toString
(final double
double
v
)

public static String

Returns:

double as a string
toString
(final double
double
v
,
final boolean
whether to use Schubfach algorithm to write output (default false)
useFastWriter
)

public static String

Returns:

float as a string
toString
(final float
float
v
)

public static String

Returns:

float as a string
toString
(final float
float
v
,
final boolean
whether to use Schubfach algorithm to write output (default false)
useFastWriter
)

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

BILLIONback to summary
private static int BILLION
BILLION_Lback to summary
private static long BILLION_L
MAX_INT_AS_LONGback to summary
private static long MAX_INT_AS_LONG
MILLIONback to summary
private static int MILLION
MIN_INT_AS_LONGback to summary
private static long MIN_INT_AS_LONG
SMALLEST_INTback to summary
pack-priv static final String SMALLEST_INT
SMALLEST_LONGback to summary
pack-priv static final String SMALLEST_LONG
sSmallIntStrsback to summary
private static final String[] sSmallIntStrs
sSmallIntStrs2back to summary
private static final String[] sSmallIntStrs2
TRIPLET_TO_CHARSback to summary
private static final int[] TRIPLET_TO_CHARS

Encoded representations of 3-decimal-digit indexed values, where 3 LSB are ascii characters

Since
2.8.2

Constructor Detail

NumberOutputback to summary
public NumberOutput()

Method Detail

_full3back to summary
private static int _full3(int t, char[] b, int off)
_full3back to summary
private static int _full3(int t, byte[] b, int off)
_leading3back to summary
private static int _leading3(int t, char[] b, int off)
_leading3back to summary
private static int _leading3(int t, byte[] b, int off)
_outputFullBillionback to summary
private static int _outputFullBillion(int v, char[] b, int off)
_outputFullBillionback to summary
private static int _outputFullBillion(int v, byte[] b, int off)
_outputSmallestIback to summary
private static int _outputSmallestI(char[] b, int off)
_outputSmallestIback to summary
private static int _outputSmallestI(byte[] b, int off)
_outputSmallestLback to summary
private static int _outputSmallestL(char[] b, int off)
_outputSmallestLback to summary
private static int _outputSmallestL(byte[] b, int off)
_outputUptoBillionback to summary
private static int _outputUptoBillion(int v, char[] b, int off)
_outputUptoBillionback to summary
private static int _outputUptoBillion(int v, byte[] b, int off)
_outputUptoMillionback to summary
private static int _outputUptoMillion(char[] b, int off, int thousands, int ones)
_outputUptoMillionback to summary
private static int _outputUptoMillion(byte[] b, int off, int thousands, int ones)
notFiniteback to summary
public static boolean notFinite(double value)

Helper method to verify whether given double value is finite (regular rational number} or not (NaN or Infinity).

Parameters
value:double

double value to check

Returns:boolean

True if number is NOT finite (is Infinity or NaN); false otherwise Since 2.10

notFiniteback to summary
public static boolean notFinite(float value)

Helper method to verify whether given float value is finite (regular rational number} or not (NaN or Infinity).

Parameters
value:float

float value to check

Returns:boolean

True if number is NOT finite (is Infinity or NaN); false otherwise Since 2.10

outputIntback to summary
public static int outputInt(int v, char[] b, int off)

Method for appending value of given int value into specified char[].

Note

caller must guarantee that the output buffer has enough room for String representation of the value.

Parameters
v:int

Value to append to buffer

b:char[]

Buffer to append value to: caller must guarantee there is enough room

off:int

Offset within output buffer (b) to append number at

Returns:int

Offset within buffer after outputting int

outputIntback to summary
public static int outputInt(int v, byte[] b, int off)
outputLongback to summary
public static int outputLong(long v, char[] b, int off)

Method for appending value of given long value into specified char[].

Note

caller must guarantee that the output buffer has enough room for String representation of the value.

Parameters
v:long

Value to append to buffer

b:char[]

Buffer to append value to: caller must guarantee there is enough room

off:int

Offset within output buffer (b) to append number at

Returns:int

Offset within buffer after outputting long

outputLongback to summary
public static int outputLong(long v, byte[] b, int off)
toStringback to summary
public static String toString(int v)
toStringback to summary
public static String toString(long v)
toStringback to summary
public static String toString(final double v)
Parameters
v:double

double

Returns:String

double as a string

toStringback to summary
public static String toString(final double v, final boolean useFastWriter)
Parameters
v:double

double

useFastWriter:boolean

whether to use Schubfach algorithm to write output (default false)

Returns:String

double as a string

Since
2.14
toStringback to summary
public static String toString(final float v)
Parameters
v:float

float

Returns:String

float as a string

Since
2.6
toStringback to summary
public static String toString(final float v, final boolean useFastWriter)
Parameters
v:float

float

useFastWriter:boolean

whether to use Schubfach algorithm to write output (default false)

Returns:String

float as a string

Since
2.14