architecture.common.BlowFishTest.java Source code

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Here is the source code for architecture.common.BlowFishTest.java

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/*
 * Copyright 2012, 2013 Donghyuck, Son
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package architecture.common;

import javax.crypto.Cipher;
import javax.crypto.spec.SecretKeySpec;

import org.apache.commons.codec.binary.Hex;
import org.junit.Test;

public class BlowFishTest {

    public BlowFishTest() {
        // TODO ?? ?? ?? ?
    }

    @Test
    public void testBlowfish() throws Exception {
        String Key = "password";
        byte[] KeyData = Key.getBytes();
        SecretKeySpec KS = new SecretKeySpec(KeyData, "Blowfish");
        Cipher cipher = Cipher.getInstance("Blowfish");
        cipher.init(Cipher.ENCRYPT_MODE, KS);

        // encrypt message
        String inputText = "MyTextToEncrypt";
        byte[] encrypted = cipher.doFinal(inputText.getBytes());
        String encryptedString = Hex.encodeHexString(encrypted);
        System.out.println(" : " + encryptedString);

        cipher.init(Cipher.DECRYPT_MODE, KS);
        byte[] decrypt = cipher.doFinal(Hex.decodeHex(encryptedString.toCharArray()));
        System.out.println("   : " + new String(decrypt));

    }

}