encdec.java

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/*
 * Created on 2004-5-11
 *
 */
package com.esimple.service.crypto.cipher;

import javax.crypto.SecretKey;

/**
 * @author steven
 *
 */
public interface Encdec {
	
	public String encrypt(String plaintext);
	public String encrypt(String plaintext,  String keyString);
	public String encrypt(String plaintext, SecretKey key);
	public String decrypt(String ciphertext);
	public String decrypt(String ciphertext, String keyString);
	public String decrypt(String ciphertext, SecretKey key);
	
	public SecretKey getKey(String keyString)throws Exception ;
}