org.anyline.util

类 BasicUtil

java.lang.Object

org.anyline.util.BasicUtil

public class BasicUtil
extends Object

构造器概要

构造器

构造器和说明
BasicUtil()

方法概要

限定符和类型	方法和说明
static int	catSubCharCount(String src, String chr) 子串出现次数
static List<String>	compressionSpace(List<String> strs)
static String	compressionSpace(String str) 压缩空白 将多个空白压缩成一个空格
static String[]	compressionSpace(String[] strs)
static String	compressionXml(String xml)
static String	concat(List<String> list, String split) 拼接字符
static String	concat(String split, String... values)
static boolean	contains(boolean ignoreNull, Collection<Object> objs, Object obj)
static boolean	contains(Object[] objs, Object obj)
static <T> boolean	containsString(boolean ignoreNull, boolean ignoreCase, Collection<T> objs, String obj)
static boolean	containsString(boolean ignoreNull, boolean ignoreCase, Object[] objs, String obj) 数组是否包含
static boolean	containsString(Collection<Object> objs, String obj)
static boolean	containsString(Object[] objs, String obj)
static String	cut(String src, int fr, int to)
static boolean	equal(Object obj1, Object obj2)
static boolean	equals(Object v1, Object v2, List<String> propertys1, List<String> propertys2) v1与v2是否相等
static boolean	equals(Object v1, Object v2, String propertys) v1与v2是否相等
static String	escape(String src)
static Object	evl(boolean recursion, Object... values) 反回第一个不为空(""|null|empty)的值 没有符合条件的 则返回NULL 与nvl区别 : ""不符合evl条件 但符合nvl条件
static Object	evl(Object... values)
static Object	fetch(Collection<?> items, String key, Object value)
static String	fillChar(int src, int len)
static String	fillChar(int src, String chr, int len)
static String	fillChar(String src, int len)
static String	fillChar(String src, String chr, int len)
static String	fillLChar(int src, String chr, int len)
static String	fillLChar(String src, String chr, int len) 填充字符(从左侧填充)
static String	fillRChar(int src, String chr, int len)
static String	fillRChar(String src, String chr, int len)
static List<InetAddress>	getLocalIps() 获取本机IP
static List<String>	getLocalIpsAddress() 获取本机IP地址
static List<String>	getMapKeys(Map<?,?> map) 提取HashMap的key
static String	getRandomCnString(int length) 随机中文字符(GBK)
static String	getRandomLowerString(int length)
static double	getRandomNumber(double fr, double to)
static int	getRandomNumber(int fr, int to) 随机数
static String	getRandomNumberString(int length)
static String	getRandomString(int length)
static String	getRandomString(int length, StringBuffer buffer) 生成随机字符串
static String	getRandomUpperString(int length)
static String	insert(String src, int idx, String key) 在src的第idx位置插入key
static boolean	isDate(Object obj)
static boolean	isDateTime(Object obj)
static boolean	isEmpty(boolean recursion, Object obj) 是否为空或""或"null"(大写字母"NULL"不算空) 集合对象检查是否为空或集合中是否有对象
static boolean	isEmpty(Object... objs) 是否全部为空
static boolean	isEmpty(Object obj)
static boolean	isNotEmpty(boolean recursion, Object obj)
static boolean	isNotEmpty(Object obj)
static boolean	isNumber(Object obj) 判断数字
static String	left(String src, int len)
static Object	nvl(boolean recursion, Object... values) nvl 取第一个不为null的值,没有符合条件的 则返回null
static Object	nvl(boolean recursion, String... values)
static Object	nvl(Object... values)
static Object	nvl(String... values)
static String	omit(String src, int left, int right)
static String	omit(String src, int left, int right, String ellipsis)
static boolean	parseBoolean(Object obj)
static Boolean	parseBoolean(Object obj, Boolean def) 类型转换
static BigDecimal	parseDecimal(Object value, BigDecimal def)
static BigDecimal	parseDecimal(Object value, double def)
static Double	parseDouble(Object value, Double def)
static Float	parseFloat(Object value, Float def)
static int	parseInt(Object value)
static int	parseInt(Object value, int def)
static List<String>	parseLimit(int num) 拆分权限数 ： 将任意一个数拆分成多个（2的n次方）的和
static Long	parseLong(Object value, Long def)
static int[]	range(Integer begin, Integer end, Integer qty, Integer total) 确认边界
static String	replace(String src, String pattern, String replace) 字符串替换
static String	right(String src, int len)
static List<String>	split(String str, String separator)
static String	trim(Object str) 删除空格
static String	trim(String str) 删除空格
static String	unescape(String src)

从类继承的方法 java.lang.Object

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

构造器详细资料

BasicUtil

public BasicUtil()

方法详细资料

isEmpty

public static boolean isEmpty(boolean recursion,
                              Object obj)

是否为空或""或"null"(大写字母"NULL"不算空) 集合对象检查是否为空或集合中是否有对象

参数:

obj - obj

recursion - recursion 是否递归查检集合对象

返回:

return

isEmpty

public static boolean isEmpty(Object obj)

isEmpty

public static boolean isEmpty(Object... objs)

是否全部为空

参数:

objs - objs

返回:

boolean

isNotEmpty

public static boolean isNotEmpty(Object obj)

isNotEmpty

public static boolean isNotEmpty(boolean recursion,
                                 Object obj)

equal

public static boolean equal(Object obj1,
                            Object obj2)

nvl

public static Object nvl(boolean recursion,
                         Object... values)

nvl 取第一个不为null的值,没有符合条件的 则返回null

参数:

recursion - 对于集合变量,是否递归

values - values

返回:

return

nvl

public static Object nvl(boolean recursion,
                         String... values)

nvl

public static Object nvl(Object... values)

nvl

public static Object nvl(String... values)

evl

public static Object evl(boolean recursion,
                         Object... values)

反回第一个不为空(""|null|empty)的值 没有符合条件的 则返回NULL 与nvl区别 : ""不符合evl条件 但符合nvl条件

参数:

recursion - recursion

values - values

返回:

return

evl

public static Object evl(Object... values)

getRandomNumber

public static int getRandomNumber(int fr,
                                  int to)

随机数

参数:

fr - fr

to - to

返回:

return

getRandomNumber

public static double getRandomNumber(double fr,
                                     double to)

getRandomString

public static String getRandomString(int length,
                                     StringBuffer buffer)

生成随机字符串

参数:

length - length

buffer - buffer

返回:

return

getRandomString

public static String getRandomString(int length)

getRandomLowerString

public static String getRandomLowerString(int length)

getRandomUpperString

public static String getRandomUpperString(int length)

getRandomNumberString

public static String getRandomNumberString(int length)

getRandomCnString

public static String getRandomCnString(int length)

随机中文字符(GBK)

参数:

length - length

返回:

return

insert

public static String insert(String src,
                            int idx,
                            String key)

在src的第idx位置插入key

参数:

src - src

idx - idx

key - key

返回:

return

isNumber

public static boolean isNumber(Object obj)

判断数字

参数:

obj - obj

返回:

return

isDate

public static boolean isDate(Object obj)

isDateTime

public static boolean isDateTime(Object obj)

parseInt

public static int parseInt(Object value,
                           int def)

parseInt

public static int parseInt(Object value)
                    throws Exception

抛出:

Exception

parseFloat

public static Float parseFloat(Object value,
                               Float def)

parseDouble

public static Double parseDouble(Object value,
                                 Double def)

parseDecimal

public static BigDecimal parseDecimal(Object value,
                                      double def)

parseDecimal

public static BigDecimal parseDecimal(Object value,
                                      BigDecimal def)

parseLong

public static Long parseLong(Object value,
                             Long def)

parseBoolean

public static Boolean parseBoolean(Object obj,
                                   Boolean def)

类型转换

参数:

obj - obj

def - def

返回:

return

parseBoolean

public static boolean parseBoolean(Object obj)
                            throws Exception

抛出:

Exception

parseLimit

public static List<String> parseLimit(int num)

拆分权限数 ： 将任意一个数拆分成多个（2的n次方）的和

参数:

num - num

返回:

return

replace

public static String replace(String src,
                             String pattern,
                             String replace)

字符串替换

参数:

src - src

pattern - pattern

replace - replace

返回:

return

trim

public static String trim(Object str)

删除空格

参数:

str - str

返回:

return

trim

public static String trim(String str)

删除空格

参数:

str - str

返回:

return

compressionSpace

public static String compressionSpace(String str)

压缩空白 将多个空白压缩成一个空格

参数:

str - str

返回:

return

compressionSpace

public static String[] compressionSpace(String[] strs)

compressionSpace

public static List<String> compressionSpace(List<String> strs)

compressionXml

public static String compressionXml(String xml)

fillLChar

public static String fillLChar(String src,
                               String chr,
                               int len)

填充字符(从左侧填充)

参数:

src - 原文

chr - 填充字符

len - 需要达到的长度

返回:

return

fillRChar

public static String fillRChar(String src,
                               String chr,
                               int len)

fillChar

public static String fillChar(String src,
                              String chr,
                              int len)

fillChar

public static String fillChar(String src,
                              int len)

fillLChar

public static String fillLChar(int src,
                               String chr,
                               int len)

fillRChar

public static String fillRChar(int src,
                               String chr,
                               int len)

fillChar

public static String fillChar(int src,
                              String chr,
                              int len)

fillChar

public static String fillChar(int src,
                              int len)

getMapKeys

public static List<String> getMapKeys(Map<?,?> map)

提取HashMap的key

参数:

map - map

返回:

return

split

public static List<String> split(String str,
                                 String separator)

catSubCharCount

public static int catSubCharCount(String src,
                                  String chr)

子串出现次数

参数:

src - src

chr - chr

返回:

return

fetch

public static Object fetch(Collection<?> items,
                           String key,
                           Object value)

cut

public static String cut(String src,
                         int fr,
                         int to)

left

public static String left(String src,
                          int len)

right

public static String right(String src,
                           int len)

getLocalIps

public static List<InetAddress> getLocalIps()

获取本机IP

返回:

return

getLocalIpsAddress

public static List<String> getLocalIpsAddress()

获取本机IP地址

返回:

return

containsString

public static boolean containsString(boolean ignoreNull,
                                     boolean ignoreCase,
                                     Object[] objs,
                                     String obj)

数组是否包含

参数:

objs - objs

obj - obj

ignoreCase - ignoreCase

ignoreNull - ignoreNull

返回:

return

containsString

public static boolean containsString(Object[] objs,
                                     String obj)

contains

public static boolean contains(Object[] objs,
                               Object obj)

contains

public static boolean contains(boolean ignoreNull,
                               Collection<Object> objs,
                               Object obj)

containsString

public static <T> boolean containsString(boolean ignoreNull,
                                         boolean ignoreCase,
                                         Collection<T> objs,
                                         String obj)

containsString

public static boolean containsString(Collection<Object> objs,
                                     String obj)

concat

public static String concat(List<String> list,
                            String split)

拼接字符

参数:

list - list

split - split

返回:

return

concat

public static String concat(String split,
                            String... values)

omit

public static String omit(String src,
                          int left,
                          int right)

omit

public static String omit(String src,
                          int left,
                          int right,
                          String ellipsis)

escape

public static String escape(String src)

unescape

public static String unescape(String src)

equals

public static boolean equals(Object v1,
                             Object v2,
                             List<String> propertys1,
                             List<String> propertys2)

v1与v2是否相等

参数:

v1 - v1

v2 - v2

propertys1 - 属性列表1

propertys2 - 属性列表2

返回:

boolean

equals

public static boolean equals(Object v1,
                             Object v2,
                             String propertys)

v1与v2是否相等

参数:

v1 - v1

v2 - v2

propertys - 属性(ID:CD,NM:NAME)(ID,NM)

返回:

boolean

range

public static int[] range(Integer begin,
                          Integer end,
                          Integer qty,
                          Integer total)

确认边界

参数:

begin - 开始

end - 结束

qty - 数量

total - 总数

返回:

[开始，结束]