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package cn.sunzn.md5; importer java.security.MessagediGest; import java.security.nosuchalgorithMexception; public class str2md5 {public static void main (String [] args) {md5 ("sunzn"); } String statique privé MD5 (String Sourcestr) {String result = ""; essayez {messagediGest md = messagediGest.getInstance ("md5"); md.update (Sourcestr.getBytes ()); octet b [] = md.digest (); int i; StringBuffer buf = new StringBuffer (""); for (int offset = 0; offset <b.length; offset ++) {i = b [offset]; if (i <0) i + = 256; if (i <16) buf.append ("0"); buf.append (Integer.tohexString (i)); } result = buf.toString (); System.out.println ("MD5 (" + Sourcestr + ", 32) =" + Result); System.out.println ("MD5 (" + Sourcestr + ", 16) =" + buf.ToString (). Substring (8, 24)); } catch (NosuchalgorithMexception e) {System.out.println (e); } Retour Résultat; }}MD5 (Sunzn, 32) = 40379DB889F9124819228947FAAEB1F7MD5 (Sunzn, 16) = 89F9124819228947
以上就是小编为大家带来的 java 编程下字符串的 16 位, 32 位 md5 加密实现方法的全部内容了 ， 希望对大家有所帮助 ， 多多支持武林网 ~