org.mindswap.pellet.utils

Class NumberUtils

java.lang.Object

org.mindswap.pellet.utils.NumberUtils

public class NumberUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	BYTE
static Byte	BYTE_ZERO
static int	DECIMAL
static BigDecimal	DECIMAL_ZERO
static int	DOUBLE
static Double	DOUBLE_ZERO
static int	FLOAT
static Float	FLOAT_ZERO
static int	INT
static Integer	INT_ZERO
static int	INTEGER
static BigInteger	INTEGER_ZERO
static int	LONG
static Long	LONG_ZERO
static int	SHORT
static Short	SHORT_ZERO

Constructor Summary

Constructors

Constructor and Description
NumberUtils()

Method Summary

Modifier and Type	Method and Description
static Number	add(Number n1, int n2)
static int	compare(Number n1, Number n2)
static int	getFractionDigits(Number n)
static int	getTotalDigits(Number n)
static int	getType(Number number)
static String	getTypeName(Number number)
static void	main(String[] args)
static Number	parse(String str, int type)
static Number	parseByte(String str)
static Number	parseDecimal(String str)
static Double	parseDouble(String str)
static Float	parseFloat(String str)
static Number	parseInt(String str)
static Number	parseInteger(String str)
static Number	parseLong(String str)
static Number	parseShort(String str)
static int	sign(Number n)
static void	test(String val, int type, Number test)
static void	test(String val1, int type1, String val2, int type2, int result)

Methods inherited from class java.lang.Object

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

Field Detail

BYTE

public static final int BYTE

See Also:

Constant Field Values

SHORT

public static final int SHORT

See Also:

Constant Field Values

INT

public static final int INT

See Also:

Constant Field Values

LONG

public static final int LONG

See Also:

Constant Field Values

INTEGER

public static final int INTEGER

See Also:

Constant Field Values

DECIMAL

public static final int DECIMAL

See Also:

Constant Field Values

FLOAT

public static final int FLOAT

See Also:

Constant Field Values

DOUBLE

public static final int DOUBLE

See Also:

Constant Field Values

BYTE_ZERO

public static final Byte BYTE_ZERO

SHORT_ZERO

public static final Short SHORT_ZERO

INT_ZERO

public static final Integer INT_ZERO

LONG_ZERO

public static final Long LONG_ZERO

INTEGER_ZERO

public static final BigInteger INTEGER_ZERO

DECIMAL_ZERO

public static final BigDecimal DECIMAL_ZERO

FLOAT_ZERO

public static final Float FLOAT_ZERO

DOUBLE_ZERO

public static final Double DOUBLE_ZERO

Constructor Detail

NumberUtils

public NumberUtils()

Method Detail

parseByte

public static Number parseByte(String str)
                        throws NumberFormatException

Throws:

NumberFormatException

parseShort

public static Number parseShort(String str)
                         throws NumberFormatException

Throws:

NumberFormatException

parseInt

public static Number parseInt(String str)
                       throws NumberFormatException

Throws:

NumberFormatException

parseLong

public static Number parseLong(String str)
                        throws NumberFormatException

Throws:

NumberFormatException

parseInteger

public static Number parseInteger(String str)
                           throws NumberFormatException

Throws:

NumberFormatException

parseDecimal

public static Number parseDecimal(String str)
                           throws NumberFormatException

Throws:

NumberFormatException

parseFloat

public static Float parseFloat(String str)
                        throws NumberFormatException

Throws:

NumberFormatException

parseDouble

public static Double parseDouble(String str)
                          throws NumberFormatException

Throws:

NumberFormatException

parse

public static Number parse(String str,
                           int type)
                    throws NumberFormatException

Throws:

NumberFormatException

add

public static Number add(Number n1,
                         int n2)

getType

public static int getType(Number number)

getTypeName

public static String getTypeName(Number number)

sign

public static int sign(Number n)

compare

public static int compare(Number n1,
                          Number n2)

getTotalDigits

public static int getTotalDigits(Number n)

getFractionDigits

public static int getFractionDigits(Number n)

test

public static void test(String val,
                        int type,
                        Number test)

test

public static void test(String val1,
                        int type1,
                        String val2,
                        int type2,
                        int result)

main

public static void main(String[] args)