패스워드 초기화 난수 구하기
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/**
* 패스워드 초기화 난수 구하기
* @param length
* @return
*/
public String getRandomPassword(int length) {
String data=””;
String charset =”0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ”;
Random random = new Random();
for(int i =0; i<length; i++){
int index = random.nextInt(charset.length());
data += charset.substring(index, index+1);
}
return data;
}
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