Base64 加解密

import java.io.UnsupportedEncodingException;
import org.apache.tomcat.util.codec.binary.Base64;

/**
 * Base64内容传送编码被设计用来把任意序列的8位字节描述为一种不易被人直接识别的形式。*/
public class DEbase64{

    /**
     * 加密
     */
    public static String encodeBase64(String cleartext) {

        try {

            cleartext = new String(Base64.encodeBase64(cleartext.getBytes("UTF-8")));

        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return cleartext;
    }

    /**
     * 解密
     */
    public static String decodeBase64(String ciphertext) {
        try {

            ciphertext = new String(Base64.decodeBase64(ciphertext.getBytes()),"UTF-8");

        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return ciphertext;
    }

    public static void main(String[] args) throws UnsupportedEncodingException {

        String str = "dsfdsgfd";

        String encode =DEbase64.encodeBase64(str);
        System.out.println(encode);

        String decode =DEbase64.decodeBase64(encode);
        System.out.println(decode);
    }
}