tech.mlsql.common.utils.shell.command

Class NumberUtil

java.lang.Object

tech.mlsql.common.utils.shell.command.NumberUtil

public class NumberUtil
extends Object

Constructor Summary

Constructors

Constructor and Description
NumberUtil()

Method Summary

Modifier and Type	Method and Description
static double	dealDecimal(double d, DecimalFormat df) deal the decimal by the decimal format
static double	dealDecimal(double d, int num) deal the decimal to define number decimal places
static double	formatDaouble(double number, int digits)
static double	getDoubleValue(Object object) 将对象转出成double
static double	getDoubleValue(Object object, double defaultValue)
static int	getIntValue(Object object) 将对象转出成int
static int	getIntValue(Object object, int defaultValue) 将对象转出成int
static long	getLongValue(Object object) 将对象转出成int
static long	getLongValue(Object object, long defaultValue)
static String	getNumInt(Object obj)
static String	getNumTInt(Object obj)
static String	getNumTPoint(Object obj)
static String	getPercent(Object obj) 格式化百分比
static String	getPercent(String str1, String str2)
static String	getPercent(String str1, String str2, int decimalNum)
static int	getRandNum(int start, int end) 返回指定范围的随机数
static int	getTimeValue(Object object)
static boolean	isNum(String str) 判断是否是数字
static void	main(String[] args)
static double	parseDouble(Object obj)
static float	parseFloat(Object obj)
static long	parseLong(Object obj)
static int	parseNumber(Object obj)
static String	toNumStr(Object obj)

Methods inherited from class java.lang.Object

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

Constructor Detail

NumberUtil

public NumberUtil()

Method Detail

isNum

public static boolean isNum(String str)

判断是否是数字

Parameters:

str -

Returns:

parseNumber

public static int parseNumber(Object obj)

parseLong

public static long parseLong(Object obj)

Parameters:

obj -

Returns:

parseDouble

public static double parseDouble(Object obj)

Parameters:

obj -

Returns:

parseFloat

public static float parseFloat(Object obj)

Parameters:

obj -

Returns:

toNumStr

public static String toNumStr(Object obj)

Parameters:

obj -

Returns:

dealDecimal

public static double dealDecimal(double d,
                                 DecimalFormat df)

deal the decimal by the decimal format

Parameters:

d -

df -

Returns:

dealDecimal

public static double dealDecimal(double d,
                                 int num)

deal the decimal to define number decimal places

Parameters:

d -

num - decimal places

Returns:

getRandNum

public static int getRandNum(int start,
                             int end)

返回指定范围的随机数

Parameters:

start -

end -

Returns:

getPercent

public static String getPercent(Object obj)

格式化百分比

Parameters:

obj -

Returns:

getNumTInt

public static String getNumTInt(Object obj)

getNumInt

public static String getNumInt(Object obj)

getNumTPoint

public static String getNumTPoint(Object obj)

formatDaouble

public static double formatDaouble(double number,
                                   int digits)

getIntValue

public static int getIntValue(Object object)

将对象转出成int

Parameters:

object -

Returns:

getIntValue

public static int getIntValue(Object object,
                              int defaultValue)

将对象转出成int

Parameters:

object -

Returns:

getLongValue

public static long getLongValue(Object object)

将对象转出成int

Parameters:

object -

Returns:

getLongValue

public static long getLongValue(Object object,
                                long defaultValue)

getTimeValue

public static int getTimeValue(Object object)

getDoubleValue

public static double getDoubleValue(Object object)

将对象转出成double

Parameters:

object -

Returns:

getDoubleValue

public static double getDoubleValue(Object object,
                                    double defaultValue)

getPercent

public static String getPercent(String str1,
                                String str2)

getPercent

public static String getPercent(String str1,
                                String str2,
                                int decimalNum)

main

public static void main(String[] args)