cn.gtmap.gtcc.utils

类 Utils

java.lang.Object

cn.gtmap.gtcc.utils.Utils

public class Utils
extends Object

Created by shanhuashuiqing11@163.com at date 2018/4/17 16:18.

作者:

zhangsongshan

方法概要

限定符和类型	方法和说明
static Object	copyPropertyForSave(Object orig, Object dest)
static double	DoubleRound(Double value, int precision) 处理double类型数据,返回处理后的新数据
static boolean	isContainChinese(String value) contain chinese char
static boolean	isNotNull(Object value) is not null
static boolean	isNull(Object value)
static boolean	judgeRegionLevel(Integer index, String regionCode) 行政区代码判断省、市、区、县
static String	replaceHolder(String data, Map<String,Object> params) 替换占位符${}
static String	replaceHolder(String data, Object... params) 替换占位符${0}..
static String	replaceHolder(String placeholderPrefix, String placeholderSuffix, String data, Map<String,Object> params) replace placeholder with custom prefix /suffix
static double	round(double v, int scale) 提供精确的小数位四舍五入处理。
static String	substr(String originString, String charsetName, int byteLen) 指定字符集和字节数限制获取子串
static Map	updateMap(Object key, Object value, Map map) update/create hash map
static String	urlEncode(String url) url encode
static String	urlMapping(String repUrl, List<String> urlList) url 替换
static String	urlReplaceHolder(String data, Map<String,Object> params) 替换url占位符${} 并对替换的参数值进行编码

从类继承的方法 java.lang.Object

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

方法详细资料

DoubleRound

public static double DoubleRound(Double value,
                                 int precision)

处理double类型数据,返回处理后的新数据

参数:

value -

precision -

返回:

round

public static double round(double v,
                           int scale)

提供精确的小数位四舍五入处理。

参数:

v - 需要四舍五入的数字

scale - 小数点后保留几位

返回:

四舍五入后的结果

replaceHolder

public static String replaceHolder(String data,
                                   Map<String,Object> params)
                            throws Exception

替换占位符${}

参数:

data -

params -

返回:

抛出:

Exception

replaceHolder

public static String replaceHolder(String data,
                                   Object... params)
                            throws Exception

替换占位符${0}..

参数:

data -

params - 不定参数 对应 字符串中的　0,1,2..

返回:

抛出:

Exception

replaceHolder

public static String replaceHolder(String placeholderPrefix,
                                   String placeholderSuffix,
                                   String data,
                                   Map<String,Object> params)
                            throws Exception

replace placeholder with custom prefix /suffix

参数:

placeholderPrefix -

placeholderSuffix -

data -

params -

返回:

抛出:

Exception

urlReplaceHolder

public static String urlReplaceHolder(String data,
                                      Map<String,Object> params)
                               throws Exception

替换url占位符${} 并对替换的参数值进行编码

参数:

data -

params -

返回:

抛出:

Exception

updateMap

public static Map updateMap(Object key,
                            Object value,
                            Map map)

update/create hash map

参数:

key -

value -

map -

返回:

isContainChinese

public static boolean isContainChinese(String value)

contain chinese char

参数:

value -

返回:

copyPropertyForSave

public static Object copyPropertyForSave(Object orig,
                                         Object dest)
                                  throws Exception

参数:

orig -

dest -

返回:

抛出:

Exception

urlEncode

public static String urlEncode(String url)

url encode

参数:

url -

返回:

抛出:

UnsupportedEncodingException

isNull

public static boolean isNull(Object value)

参数:

value -

返回:

isNotNull

public static boolean isNotNull(Object value)

is not null

参数:

value -

返回:

substr

public static String substr(String originString,
                            String charsetName,
                            int byteLen)
                     throws UnsupportedEncodingException

指定字符集和字节数限制获取子串

参数:

originString -

charsetName -

byteLen -

返回:

抛出:

UnsupportedEncodingException

urlMapping

public static String urlMapping(String repUrl,
                                List<String> urlList)

url 替换

参数:

repUrl - 11.0.22.27

urlList - list 11.0.22.27-172.19.196.142

返回:

judgeRegionLevel

public static boolean judgeRegionLevel(Integer index,
                                       String regionCode)

行政区代码判断省、市、区、县