Description: Class name: com.uisftech.hr.util.StringUtil.java. As follows: check whether a string is empty (null, " " or all spaces) check whether a string parsing a file name string to a number , take the file extension parse a file name string, Take Ji filename extensions containing generate a specified number of verification code, rules are as follows: • the verification code every desirable: the numbers 0 through 9, lowercase letters a, b, c, d, e, f, g, h, i, j, k, m, n, p, q, r, s, t, u, v, w, x, y • an authentication code for each character randomly taken over the specified ID (number string ) to generate a new ID to specify the length of the rule is as follows: • If the specified ID is empty, all the generated ID is " 0" • If the specified ID is empty Ji generated ID value is taken together with the specified ID value 1 • If the generated ID Ji enough specified length, then left up " 0&q
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BatchAddEmployee.java
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