src/main/java/com/wlh/wpd/util/StringUtil.java
public static String encodePassword(String password, String algorithm) {
		byte[] unencodedPassword = password.getBytes();

		MessageDigest md = null;

		try {
			// first create an instance, given the provider
			md = MessageDigest.getInstance(algorithm);
		} catch (Exception e) {
			System.err.print("Exception: " + e);

			return password;
		}

		md.reset();

		// call the update method one or more times
		// (useful when you don't know the size of your data, eg. stream)
		md.update(unencodedPassword);

		// now calculate the hash
		byte[] encodedPassword = md.digest();

		StringBuffer buf = new StringBuffer();

		for (int i = 0; i < encodedPassword.length; i++) {
			if (((int) encodedPassword[i] & 0xff) < 0x10) {
				buf.append("0");
			}

			buf.append(Long.toString((int) encodedPassword[i] & 0xff, 16));
		}

		return buf.toString();
	}
/**
	 * Encode a string using algorithm specified in web.xml and return the
	 * resulting encrypted password. If exception, the plain credentials string
	 * is returned
	 * 
	 * @param password
	 *            Password or other credentials to use in authenticating this
	 *            username
	 * @param algorithm
	 *            Algorithm used to do the digest
	 * 
	 * @return encypted password based on the algorithm.
	 */
Encode a string using algorithm specified in web.xml and return the
resulting encrypted password. If exception, the plain credentials string
is returned

@param password
Password or other credentials to use in authenticating this
username
@param algorithm
Algorithm used to do the digest

@return encypted password based on the algorithm.
Encode a string using algorithm specified in web . xml and return the resulting encrypted password . If exception the plain credentials string is returned @param password Password or other credentials to use in authenticating this username @param algorithm Algorithm used to do the digest @return encypted password based on the algorithm .
public static String encodePassword(String password, String algorithm) {
		byte[] unencodedPassword = password.getBytes();
		MessageDigest md = null;
		try {
			md = MessageDigest.getInstance(algorithm);
		} catch (Exception e) {
			System.err.print("Exception: " + e);
			return password;
		}
		md.reset();
		md.update(unencodedPassword);
		byte[] encodedPassword = md.digest();
		StringBuffer buf = new StringBuffer();
		for (int i = 0; i < encodedPassword.length; i++) {
			if (((int) encodedPassword[i] & 0xff) < 0x10) {
				buf.append("0");
			}
			buf.append(Long.toString((int) encodedPassword[i] & 0xff, 16));
		}
		return buf.toString();
	}
public static String encodePassword ( String password , String algorithm ) { byte [ ] unencodedPassword = password . getBytes ( ) ; MessageDigest md = null ; try { md = MessageDigest . getInstance ( algorithm ) ; } catch ( Exception e ) { System . err . print ( "Exception: " + e ) ; return password ; } md . reset ( ) ; md . update ( unencodedPassword ) ; byte [ ] encodedPassword = md . digest ( ) ; StringBuffer buf = new StringBuffer ( ) ; for ( int i = 0 ; i < encodedPassword . length ; i ++ ) { if ( ( ( int ) encodedPassword [ i ] & 0xff ) < 0x10 ) { buf . append ( "0" ) ; } buf . append ( Long . toString ( ( int ) encodedPassword [ i ] & 0xff , 16 ) ) ; } return buf . toString ( ) ; }
Encode a string using algorithm specified in web.xml and return the
 resulting encrypted password.
Encode a string using algorithm specified in web . xml and return the resulting encrypted password .
// first create an instance, given the provider
 // call the update method one or more times
 // (useful when you don't know the size of your data, eg. stream)
 // now calculate the hash
