md5($password_hash, true)Qui peut écrire cette fonction php en java
人生最曼妙的风景,竟是内心的淡定与从容!
import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; class CreateMD5 { public static String getMd5(String plainText , boolean rawOutPut) { try { MessageDigest md = MessageDigest.getInstance("MD5"); md.update(plainText.getBytes()); byte 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)); } if(rawOutPut){ return buf.toString().substring(8, 24); } return buf.toString(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); return null; } } public static void main(String[] args) { System.out.println(CreateMD5.getMd5("segmentfault",true)); } }
人生最曼妙的风景,竟是内心的淡定与从容!