Examples of javax.crypto.spec.DESedeKeySpec

javax.crypto.spec.DESedeKeySpec
The key specification for a triple-DES (DES-EDE) key.

    
    
    private Key generateKeyEncryptionKey(String algorithm) throws 
            InvalidKeyException, NoSuchAlgorithmException, InvalidKeySpecException {


        DESedeKeySpec keySpec;
        Key secretKey;
        try {
            if (algorithm.equalsIgnoreCase("DESede")) {
                keySpec = new DESedeKeySpec(passPhrase);
                SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(algorithm);
                secretKey = keyFactory.generateSecret(keySpec);
            } else if (algorithm.equalsIgnoreCase("SEED")) { 
                secretKey = new SecretKeySpec(passPhrase, "SEED");
            } else if (algorithm.equalsIgnoreCase("CAMELLIA")) {

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        {
            fail("failed exception test.", e);
        }
        try
        {
            ks = (KeySpec)new DESedeKeySpec(bb);
            skF.getKeySpec(null, ks.getClass());
            
            fail("failed exception test - no exception thrown");
        }
        catch (InvalidKeySpecException e)

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        // keyspec test
        //
        try
        {
            SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(alg, "BC");
            DESedeKeySpec keySpec = (DESedeKeySpec)keyFactory.getKeySpec((SecretKey)key, DESedeKeySpec.class);


            if (!equalArray(key.getEncoded(), keySpec.getKey(), 16))
            {
                fail(alg + " KeySpec does not match key.");
            }
        }
        catch (Exception e)

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                        byte[]  longKey = new byte[24];


                        System.arraycopy(bytes, 0, longKey, 0, 16);
                        System.arraycopy(bytes, 0, longKey, 16, 8);


                        return new DESedeKeySpec(longKey);
                    }
                    else
                    {
                        return new DESedeKeySpec(bytes);
                    }
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());

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            KeySpec keySpec)
        throws InvalidKeySpecException
        {
            if (keySpec instanceof DESedeKeySpec)
            {
                DESedeKeySpec desKeySpec = (DESedeKeySpec)keySpec;
                return new SecretKeySpec(desKeySpec.getKey(), "DESede");
            }


            return super.engineGenerateSecret(keySpec);
        }

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    private Key generateKeyEncryptionKey(String algorithm) throws 
            InvalidKeyException, NoSuchAlgorithmException, InvalidKeySpecException {


        DESedeKeySpec keySpec;
        Key secretKey;
        try {
            if (algorithm.equalsIgnoreCase("DESede")) {
                keySpec = new DESedeKeySpec(passPhrase);
                SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(algorithm);
                secretKey = keyFactory.generateSecret(keySpec);
            } else {
                secretKey = new SecretKeySpec(passPhrase, "AES");
            }

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        try {
            skf1 = SecretKeyFactory.getInstance("DESede");
        } catch (NoSuchAlgorithmException e) {
            Debug.logError(e, module);
        }
        DESedeKeySpec desedeSpec2 = null;
        try {
            desedeSpec2 = new DESedeKeySpec(desBytes);
        } catch (InvalidKeyException e) {
            Debug.logError(e, module);
        }
        if (skf1 != null && desedeSpec2 != null) {
            try {

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            return null;
        }


        // load the raw key
        if (rawKey.length > 0) {
            DESedeKeySpec desedeSpec1 = null;
            try {
                desedeSpec1 = new DESedeKeySpec(rawKey);
            } catch (InvalidKeyException e) {
                Debug.logError(e, "Not a valid DESede key", module);
                return null;
            }

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    private Key generateKeyEncryptionKey(String algorithm) throws 
            InvalidKeyException, NoSuchAlgorithmException, InvalidKeySpecException {


        DESedeKeySpec keySpec;
        Key secretKey;
        try {
            if (algorithm.equalsIgnoreCase("DESede")) {
                keySpec = new DESedeKeySpec(passPhrase);
                SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(algorithm);
                secretKey = keyFactory.generateSecret(keySpec);
            } else {
                secretKey = new SecretKeySpec(passPhrase, "AES");
            }

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        {
            fail("failed exception test.", e);
        }
        try
        {
            ks = (KeySpec)new DESedeKeySpec(bb);
            skF.getKeySpec(null, ks.getClass());
            
            fail("failed exception test - no exception thrown");
        }
        catch (InvalidKeySpecException e)

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