com.alibaba.fastjson2.util

Class MutableBigInteger

java.lang.Object

com.alibaba.fastjson2.util.MutableBigInteger

final class MutableBigInteger
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
private static int[][]	BIG_TEN_POWERS_MAGIC_TABLE
(package private) static int	KNUTH_POW2_THRESH_LEN
(package private) static int	KNUTH_POW2_THRESH_ZEROS
(package private) static long	LONG_MASK

Constructor Summary

Constructors

Constructor and Description
MutableBigInteger()

Method Summary

Modifier and Type	Method and Description
private static int	divadd(int[] a, int[] result, int offset)
(package private) static long	divideKnuthLong(long intCompact, int ql, int scale)
private static long	divideOneWordLong(int[] value, int divisor)
private static boolean	equals(int[] magic_a, int[] magic_b)
private static int	getLowestSetBit(int[] value)
private static long	longValue(int[] value, int intLen)
private static void	primitiveLeftShift(int[] val, int n, int[] result, int resFrom)
private static int[]	shiftLeft(int[] mag, int n)
private static boolean	unsignedLongCompare(long one, long two)

Methods inherited from class java.lang.Object

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

Field Detail

BIG_TEN_POWERS_MAGIC_TABLE

private static final int[][] BIG_TEN_POWERS_MAGIC_TABLE

LONG_MASK

static final long LONG_MASK

See Also:

Constant Field Values

KNUTH_POW2_THRESH_LEN

static final int KNUTH_POW2_THRESH_LEN

See Also:

Constant Field Values

KNUTH_POW2_THRESH_ZEROS

static final int KNUTH_POW2_THRESH_ZEROS

See Also:

Constant Field Values

Constructor Detail

MutableBigInteger

MutableBigInteger()

Method Detail

divideKnuthLong

static long divideKnuthLong(long intCompact,
                            int ql,
                            int scale)

equals

private static boolean equals(int[] magic_a,
                              int[] magic_b)

shiftLeft

private static int[] shiftLeft(int[] mag,
                               int n)

getLowestSetBit

private static int getLowestSetBit(int[] value)

divideOneWordLong

private static long divideOneWordLong(int[] value,
                                      int divisor)

primitiveLeftShift

private static void primitiveLeftShift(int[] val,
                                       int n,
                                       int[] result,
                                       int resFrom)

longValue

private static long longValue(int[] value,
                              int intLen)

unsignedLongCompare

private static boolean unsignedLongCompare(long one,
                                           long two)

divadd

private static int divadd(int[] a,
                          int[] result,
                          int offset)