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/**
*MessageDigestExample.java
*Copyright 2005-2-16
*/
import java.security.MessageDigest;
/**
*µ¥Ò»µÄÏûÏ¢ÕªÒªËã·¨£¬²»Ê¹ÓÃÃÜÂë.¿ÉÒÔÓÃÀ´¶ÔÃ÷ÎÄÏûÏ¢£¨È磺ÃÜÂ룩Òþ²Ø±£´æ
*/
public class MessageDigestExample{
¡¡public static void main(String[] args) throws
Exception{
¡¡¡¡if(args.length!=1){
¡¡¡¡¡¡System.err.println("Usage:java
MessageDigestExample text");
¡¡¡¡¡¡System.exit(1);
¡¡¡¡}
¡¡¡¡byte[]
plainText=args[0].getBytes("UTF8");
¡¡¡¡//ʹÓÃgetInstance("Ëã·¨")À´»ñµÃÏûÏ¢ÕªÒª,ÕâÀïʹÓÃSHA-1µÄ160λËã·¨
¡¡¡¡MessageDigest
messageDigest=MessageDigest.getInstance("SHA-1");
¡¡¡¡System.out.println("
"+messageDigest.getProvider().getInfo());
¡¡¡¡//¿ªÊ¼Ê¹ÓÃËã·¨
¡¡¡¡messageDigest.update(plainText);
¡¡¡¡System.out.println("
Digest:");
¡¡¡¡//Êä³öËã·¨ÔËËã½á¹û
¡¡¡¡System.out.println(new
String(messageDigest.digest(),"UTF8"));
¡¡}
}
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import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
/**
* @author troy(J2EE)
* @version 1.0
*/
public class Test {
public static void main(String[] args) throws Exception {
DateFormat df = DateFormat.getDateInstance();
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http://blog.csdn.net/ihc523/archive/2009/10/11/4636832.aspx
eclipseµ¼³öjarÎļþÔÙ½«Ëüת»»³Éexe¿ÉÖ´ÐÐÎļþ:
http://hi.baidu.com/%C4%CF%BA%BD%CC%EC%CF%C2/blog/item/1601a381ac9af9d1bd3e1e3d.html
´òJar°üµÄÒ»¸öEclipse²å¼þFatJar:
http://blog.csdn.net/lqsmn613/ar ......