package?com.gettec.lims.common.util;

import?java.security.MessageDigest;

/**
?*?Created?by?46163?on?2017/8/30.
?*/
public?class?CheckSumBuilder?{
????//?計算并獲取CheckSum
????public?static?String?getCheckSum（String?appSecret?String?nonce?String?curTime）?{
????????return?encode（“sha1“?appSecret?+?nonce?+?curTime）;
????}

????//?計算并獲取md5值
????public?static?String?getMD5（String?requestBody）?{
????????return?encode（“md5“?requestBody）;
????}

????private?static?String?encode（String?algorithm?String?value）?{
????????if?（value?==?null）?{
????????????return?null;
????????}
????????try?{
????????????MessageDigest?messageDigest
????????????????????=?MessageDigest.getInstance（algorithm）;
????????????messageDigest.update（value.getBytes（））;
????????????return?getFormattedText（messageDigest.digest（））;
????????}?catch?（Exception?e）?{
????????????throw?new?RuntimeException（e）;
????????}
????}
????private?static?String?getFormattedText（byte[]?bytes）?{
????????int?len?=?bytes.length;
????????StringBuilder?buf?=?new?StringBuilder（len?*?2）;
????????for?（int?j?=?0;?j?????????????buf.append（HEX_DIGITS[（bytes[j]?>>?4）?&?0x0f]）;
????????????buf.append（HEX_DIGITS[bytes[j]?&?0x0f]）;
????????}
????????return?buf.toString（）;
????}
????private?static?final?char[]?HEX_DIGITS?=?{?‘0‘?‘1‘?‘2‘?‘3‘?‘4‘?‘5‘
????????????‘6‘?‘7‘?‘8‘?‘9‘?‘a(chǎn)‘?‘b‘?‘c‘?‘d‘?‘e‘?‘f‘?};
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1448??2018-03-29?16:47??短信驗證碼\CheckSumBuilder.java
?????文件??????720931??2017-05-27?00:07??短信驗證碼\httpclient-4.4.1.jar
?????文件??????322234??2017-05-19?15:01??短信驗證碼\httpcore-4.4.1.jar
?????文件????????3675??2018-04-16?20:16??短信驗證碼\SMSUtil.java
?????文件????????6666??2018-04-16?20:15??短信驗證碼\SmsWYUtil.java
?????文件???????57344??2018-04-16?20:09??短信驗證碼\操作步驟.doc