Example usage for org.bouncycastle.crypto DataLengthException DataLengthException

Introduction

In this page you can find the example usage for org.bouncycastle.crypto DataLengthException DataLengthException.

Prototype

public DataLengthException() 

Source Link

Document

base constructor.

Usage

From source file:action.ShowTimeSeriesWithForecastAction.java

License:Open Source License

/**
* Metoda obslugujaca zdarzenie, odpowiedzialna za inicjalizacje algorytmu genetycznego
*//*  w w  w  .  java2  s  .c  om*/
public void actionPerformed(ActionEvent e) {

    try {

        if (window.getSliderSelekcji().getValue() + window.getSliderKrzyzowania().getValue()
                + window.getSliderMutacji().getValue() != 100)
            throw new ParseException(
                    "Please insert correct data for Selection, Crossing and Mutation. The sum of the three has to equal 100%",
                    0);

        TimeSeries timeSeries = window.getCurrentTimeSeries();
        if (timeSeries == null || timeSeries.isEmpty())
            throw new DataLengthException();

        SlidingTimeWindow slidingTimeWindow = new SlidingTimeWindow(
                this.parseToWindowForm(window.getTimeWindowField().getText()));

        if (window.getRdBtnStochastic().isSelected())
            GASettings.getInstance()
                    .setSelectionMethod(SelectionMethod.STOCHASTIC_UNIVERSAL_SAMPLING_SELECTION);

        if (window.getRdbtnArmaForecast().isSelected())
            GASettings.getInstance().setForecastMethod(ForecastMethod.ARMA_FORECAST);

        GASettings.getInstance().setConcurrent(true);

        ApplicationContext context = new AnnotationConfigApplicationContext(ForecastConfig.class);
        AbstractForecast forecast = (AbstractForecast) context.getBean("forecast");

        forecast.initializeGeneticAlgorithm((TimeSeries) timeSeries.clone(),
                (Integer) window.getPopulSizeField().getValue(), slidingTimeWindow,
                (Integer) window.getIterNumberField().getValue(),
                (double) window.getSliderProbOfCross().getValue() / 100,
                (double) window.getSliderProbOfMutat().getValue() / 100,
                (double) window.getSliderSelekcji().getValue() / 100,
                (double) window.getSliderKrzyzowania().getValue() / 100,
                (double) window.getSliderMutacji().getValue() / 100);
        forecast.initializeForecast((Integer) window.getPeriodOfPredField().getValue());

        forecast.addObserver(new GAChartObserver(window.getFitnessChart(),
                window.getTimeSeriesChartWithForecast(), (Integer) window.getPeriodOfPredField().getValue()));
        forecast.addObserver(new GAStatisticObserver(window.getForecast(),
                (Integer) window.getPeriodOfPredField().getValue()));
        forecast.execute();
        window.getTabbedPane().setSelectedIndex(3);

    } catch (CloneNotSupportedException e1) {
        e1.printStackTrace();
    } catch (DataLengthException de) {
        JOptionPane.showMessageDialog(window, "Current data is not set or empty", "Error",
                JOptionPane.ERROR_MESSAGE);
    } catch (ParseException pe) {
        JOptionPane.showMessageDialog(window, pe.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
    } catch (Exception exc) {
        JOptionPane.showMessageDialog(window, "Wrong data", "Error", JOptionPane.ERROR_MESSAGE);
    }
}

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From source file:org.jitsi.impl.neomedia.transform.srtp.BlockCipherAdapter.java

License:LGPL

/**
 * {@inheritDoc}// ww w . ja v a 2s.c  o m
 */
@Override
public int processBlock(byte[] in, int inOff, byte[] out, int outOff)
        throws DataLengthException, IllegalStateException {
    try {
        return cipher.update(in, inOff, getBlockSize(), out, outOff);
    } catch (ShortBufferException sbe) {
        logger.error(sbe, sbe);

        DataLengthException dle = new DataLengthException();

        dle.initCause(sbe);
        throw dle;
    }
}

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From source file:org.panbox.core.crypto.io.AESGCMRandomAccessFileHW.java

License:Open Source License

@Override
protected void initCiphers() throws NoSuchAlgorithmException, NoSuchPaddingException, InvalidKeyException,
        RandomDataGenerationException, InvalidAlgorithmParameterException, NoSuchProviderException {

    super.initCiphers();

    // TODO: This following code mixes the SunJCE AES blockcipher
    // implementation with Bouncycastle's GCMBlockCipher to improve
    // performance due to SunJCE's AES NI support. Replace this with
    // "native" BC code, as soon as they introduce AES NI support
    // themselves. For more information see
    // http://bouncy-castle.1462172.n4.nabble.com/Using-BC-AES-GCM-for-S3-td4657050.html
    this.gcmEngine = new GCMBlockCipher(new BlockCipher() {
        Cipher aes = Cipher.getInstance("AES/ECB/NoPadding", KeyConstants.PROV_SunJCE);

        public void reset() {
        }/*from   ww w . j a  v  a2  s .c o m*/

        public int processBlock(byte[] in, int inOff, byte[] out, int outOff)
                throws DataLengthException, IllegalStateException {
            try {
                aes.update(in, outOff, getBlockSize(), out, outOff);
            } catch (ShortBufferException e) {
                throw new DataLengthException();
            }
            return getBlockSize();
        }

        public void init(boolean forEncryption, CipherParameters params) throws IllegalArgumentException {
            KeyParameter kp = (KeyParameter) params;
            SecretKeySpec key = new SecretKeySpec(kp.getKey(), "AES");
            try {
                aes.init(forEncryption ? Cipher.ENCRYPT_MODE : Cipher.DECRYPT_MODE, key);
            } catch (InvalidKeyException e) {
                throw new IllegalArgumentException(e);
            }
        }

        public int getBlockSize() {
            return aes.getBlockSize();
        }

        public String getAlgorithmName() {
            return aes.getAlgorithm();
        }
    });
}

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