SHA + HEX 메시지 요약 암호 화
import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
*
* SHA+Hex
*
* @author
*
*/
public abstract class ShaHex {
/** */
private static final String ENCODING = "UTF8";
/** */
private static final String PROVIDER = "SHA-1";
private static final Logger LOG = LoggerFactory.getLogger(ShaHex.class);
private ShaHex() {
// do nothing
}
/**
*
* @param message
* @return , , 。
*/
public static final String messageDigest(String message) {
String digest = null;
try {
final byte[] plainText = message.getBytes(ENCODING);
MessageDigest messageDigest = MessageDigest.getInstance(PROVIDER);
messageDigest.update(plainText);
digest = new String(HexUtils.encode(messageDigest.digest()));
} catch (UnsupportedEncodingException e) {
LOG.error(" !", e);
digest = message;
} catch (NoSuchAlgorithmException e) {
LOG.error(" !", e);
digest = message;
}
return digest;
}
}