Java Tools Class-strutils

 Public classStrutils { Public Static FinalString utf_8 = "UTF-8"; /*** Remove the useless 0 after the decimal string*/     Public Staticstring Replacethetailzero (String value) {if(Stringutils.isempty (value)) {returnvalue; }                if(Value.indexof (".") > 0) {Value=value.replaceall ("0+?$", "" ");//remove the useless 0 behindValue =value.replaceall ("[.] $", "");//the decimal point is removed if all zeros are followed by a decimal point        }        returnvalue; }        /*** UTF-8 character length conversion*/     Public Static intGetstrbytelen (String value)throwsunsupportedencodingexception{if(Stringutils.isempty (value)) {return0; }        returnvalue.getbytes (utf_8). length; }    /*** Verify that it is empty*/     Public Static Booleanvalidationisnull (String value) {if(Stringutils.isempty (value)) {return true; }        if(Stringutils.trim (value). Length () = = 0) {            return true; }        return false; }}

Java Tools Class-strutils