Package javax.crypto

Examples of javax.crypto.NullCipher

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  private Cipher c;
 
    protected void setUp() throws Exception {
        super.setUp();
        c = new NullCipher();
    }
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   * Class under test for byte[] update(byte[], int, int)
   */
  public void testUpdatebyteArrayintint2() {
      //Regression for HARMONY-758
        try {
            new NullCipher().update(new byte[1], 1, Integer.MAX_VALUE);
            fail("Expected IllegalArgumentException was not thrown");
        } catch (IllegalArgumentException e) {
        }
  }
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   * Class under test for int doFinal(byte[], int, int, byte[])
   */
  public void testDoFinalbyteArrayintintbyteArray2() throws Exception {
      //Regression for HARMONY-758
        try {
            new NullCipher().update(new byte[1], 1, Integer.MAX_VALUE,
                    new byte[1]);
            fail("Expected IllegalArgumentException was not thrown");
        } catch (IllegalArgumentException e) {
        }
  }
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   * Class under test for int doFinal(byte[], int, int, byte[])
   */
  public void testDoFinalbyteArrayintintbyteArray3() throws Exception {
      //Regression for HARMONY-758
        try {
            new NullCipher().update(new byte[1], 0, 1, new byte[0]);
            fail("Expected ArrayIndexOutOfBoundsException was not thrown");
        } catch (ArrayIndexOutOfBoundsException e) {
        }
  }
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   * Class under test for int doFinal(byte[], int, int, byte[], int)
   */
  public void testDoFinalbyteArrayintintbyteArrayint2() throws Exception {
      //Regression for HARMONY-758
        try {
            new NullCipher().update(new byte[1], 1, Integer.MAX_VALUE,
                    new byte[1], 0);
            fail("Expected IllegalArgumentException was not thrown");
        } catch (IllegalArgumentException e) {
        }
  }
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   * Class under test for int doFinal(byte[], int, int, byte[], int)
   */
  public void testDoFinalbyteArrayintintbyteArrayint3() throws Exception {
      //Regression for HARMONY-758
        try {
            new NullCipher().update(new byte[1], 0, 1,
                    new byte[0], 0);
            fail("Expected ArrayIndexOutOfBoundsException was not thrown");
        } catch (ArrayIndexOutOfBoundsException e) {
        }
  }
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  public static Cipher getCipher(String cipherSuite) {
    Cipher cipher = null;
   
    if (cipherSuite.equals("NullCipher")) {
      cipher = new NullCipher();
    } else {
      try {
        cipher = Cipher.getInstance(cipherSuite);
      } catch (NoSuchAlgorithmException e) {
        log.error(String.format("Accumulo configuration file contained a cipher suite \"%s\" that was not recognized by any providers", cipherSuite));
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   * @throws BadPaddingException
   * @throws IllegalBlockSizeException
   */
  @Test
  public final void testProcess() throws IllegalBlockSizeException, BadPaddingException, ShortBufferException {
    NullCipher nc = new NullCipher();
    byte[] input = "I am God.".getBytes();
    byte[] outup = CipherUtil.process(nc, 123, input);
    Assert.assertArrayEquals(input, outup);
  }
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    static {
        new SecureRandom().nextBytes(BYTES);
    }

    public static void main(String[] args) throws Exception {
        NullCipher nc = new NullCipher();
        // testing init(...)
        nc.init(Cipher.ENCRYPT_MODE, (Certificate) null);
        nc.init(Cipher.ENCRYPT_MODE, (Certificate) null, (SecureRandom) null);
        nc.init(Cipher.ENCRYPT_MODE, (Key) null);
        nc.init(Cipher.ENCRYPT_MODE, (Key) null, (AlgorithmParameters) null);
        nc.init(Cipher.ENCRYPT_MODE, (Key) null, (AlgorithmParameterSpec) null);
        nc.init(Cipher.ENCRYPT_MODE, (Key) null, (AlgorithmParameterSpec) null,
            (SecureRandom) null);
        nc.init(Cipher.ENCRYPT_MODE, (Key) null, (AlgorithmParameters) null,
            (SecureRandom) null);
        nc.init(Cipher.ENCRYPT_MODE, (Key) null, (SecureRandom) null);
        // testing getBlockSize()
        if (nc.getBlockSize() != 1) {
            throw new Exception("Error with getBlockSize()");
        }
        // testing update(...)
        byte[] out = nc.update(BYTES);
        if (!Arrays.equals(out, BYTES)) {
            throw new Exception("Error with update(byte[])");
        }
        out = nc.update(BYTES, 0, BYTES.length);
        if (!Arrays.equals(out, BYTES)) {
            throw new Exception("Error with update(byte[], int, int)");
        }
        if (nc.update(BYTES, 0, BYTES.length, out) != BYTES.length) {
            throw new Exception("Error with update(byte[], int, int, byte[])");
        }
        if (nc.update(BYTES, 0, BYTES.length, out, 0) != BYTES.length) {
            throw new Exception(
                "Error with update(byte[], int, int, byte[], int)");
        }
        // testing doFinal(...)
        if (nc.doFinal() != null) {
            throw new Exception("Error with doFinal()");
        }
        if (nc.doFinal(out, 0) != 0) {
             throw new Exception("Error with doFinal(byte[], 0)");
        }
        out = nc.doFinal(BYTES);
        if (!Arrays.equals(out, BYTES)) {
            throw new Exception("Error with doFinal(byte[])");
        }
        out = nc.doFinal(BYTES, 0, BYTES.length);
        if (!Arrays.equals(out, BYTES)) {
            throw new Exception("Error with doFinal(byte[], int, int)");
        }
        if (nc.doFinal(BYTES, 0, BYTES.length, out) != BYTES.length) {
            throw new Exception(
                "Error with doFinal(byte[], int, int, byte[])");
        }
        if (nc.doFinal(BYTES, 0, BYTES.length, out, 0) != BYTES.length) {
            throw new Exception(
                "Error with doFinal(byte[], int, int, byte[], int)");
        }
        // testing getExemptionMechanism()
        if (nc.getExemptionMechanism() != null) {
            throw new Exception("Error with getExemptionMechanism()");
        }
        // testing getOutputSize(int)
        if (nc.getOutputSize(5) != 5) {
            throw new Exception("Error with getOutputSize()");
        }
        // testing getIV(), getParameters(), getAlgorithm(), etc.
        if (nc.getIV() == null) { // should've been null;
                                  // left it as is for backward-compatibility
            throw new Exception("Error with getIV()");
        }
        if (nc.getParameters() != null) {
            throw new Exception("Error with getParameters()");
        }
        if (nc.getAlgorithm() != null) {
            throw new Exception("Error with getAlgorithm()");
        }
        if (nc.getProvider() != null) { // not associated with any provider
            throw new Exception("Error with getProvider()");
        }
        System.out.println("Test Done");
    }
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  synchronized void updateCrypto(Cipher cipher, Mac mac)
  {
    if (cipher != null) {
      this.cipher = cipher;
    } else {
      this.cipher = new NullCipher();
    }
    this.mac = mac;
  }
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  • org.apache.accumulo.core.security.crypto.DefaultCryptoModuleUtils
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  • TestNPE
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