Example usage for javax.crypto NoSuchPaddingException getLocalizedMessage

Introduction

In this page you can find the example usage for javax.crypto NoSuchPaddingException getLocalizedMessage.

Prototype

public String getLocalizedMessage() 

Source Link

Document

Creates a localized description of this throwable.

Usage

From source file:jfs.sync.encryption.AbstractEncryptedStorageAccess.java

protected String getEncryptedFileName(String relativePath, String pathElement) {
    if (encryptionCache.containsKey(relativePath+getSeparator()+pathElement)) {
        return encryptionCache.get(relativePath+getSeparator()+pathElement);
    } // if//from   ww  w .ja v  a2  s.c o  m
    try {
        Cipher encrypter = SecurityUtils.getCipher(getCipherSpec(), Cipher.ENCRYPT_MODE, getCredentials(relativePath));
        byte[] bytes = encrypter.doFinal(getEncodedFileName(relativePath, pathElement));
        StringBuilder result = new StringBuilder();
        int index = 0;
        int bc = 0;
        // System.out.print("E: ");
        for (int i = 0; i<bytes.length; i++) {
            for (int mask = 128; mask>0; mask = mask>>1) {
                int bit = ((bytes[i]&mask)==0) ? 0 : 1;
                // System.out.print(bit);
                index = (index<<1)+bit;
                bc++;
                if (bc==bits) {
                    char code = CODES[index];
                    result.append(code);
                    bc = 0;
                    index = 0;
                } // if
            } // for
            // System.out.print(" "+bytes[i]+" ");
        } // for
        index = index<<(bits-bc);
        char code = CODES[index];
        result.append(code);
        String resultString = result.toString();
        // System.out.println("");
        encryptionCache.put(relativePath+getSeparator()+pathElement, resultString);
        pathElement = resultString;
    } catch (NoSuchAlgorithmException nsae) {
        LOG.error("getEncryptedFileName() No Such Algorhithm "+nsae.getLocalizedMessage());
    } catch (NoSuchPaddingException nspe) {
        LOG.error("getEncryptedFileName() No Such Padding "+nspe.getLocalizedMessage());
    } catch (InvalidKeyException ike) {
        LOG.error("getEncryptedFileName() Invalid Key "+ike.getLocalizedMessage());
    } catch (ArrayIndexOutOfBoundsException e) {
        LOG.error("getEncryptedFileName("+pathElement+") ArrayIndexOutOfBoundsException", e);
    } catch (IllegalBlockSizeException e) {
        LOG.error("getEncryptedFileName("+pathElement+") IllegalBlockSizeException", e);
    } catch (BadPaddingException e) {
        LOG.error("getEncryptedFileName("+pathElement+") BadPaddingException", e);
    } // try/catch
    return pathElement;
}

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From source file:jfs.sync.encryption.AbstractEncryptedStorageAccess.java

protected String getDecryptedFileName(String relativePath, String name) {
    if (decryptionCache.containsKey(relativePath+getSeparator()+name)) {
        return decryptionCache.get(relativePath+getSeparator()+name);
    } // if//from w w  w  .  j  av  a 2  s. c  om
    try {
        List<Byte> resultList = new ArrayList<Byte>();

        // System.out.print("D: ");
        int bc = 0;
        byte value = 0;
        for (int i = 0; i<name.length(); i++) {
            char code = name.charAt(i);
            byte index = reverseCodes[code];
            for (int mask = decoding_mask; mask>0; mask = mask>>1) {
                int bit = (index&mask)==0 ? 0 : 1;
                // System.out.print(bit);
                value = (byte) ((value<<1)+bit);
                bc++;
                if (bc==8) {
                    // System.out.print(" "+value+" ");
                    resultList.add(value);
                    bc = 0;
                    value = 0;
                } // if
            } // for
        } // for

        byte[] decodedBytes = new byte[resultList.size()];
        int i = 0;
        for (byte b : resultList) {
            decodedBytes[i++] = b;
        } // for

        // System.out.println("");

        Cipher decrypter = SecurityUtils.getCipher(getCipherSpec(), Cipher.DECRYPT_MODE, getCredentials(relativePath));
        byte[] decryptedBytes = decrypter.doFinal(decodedBytes);
        // name = new String(decryptedBytes, "UTF-8");
        String decryptedName = getDecodedFileName(relativePath, decryptedBytes);
        decryptionCache.put(relativePath+getSeparator()+name, decryptedName);
        name = decryptedName;
    } catch (NoSuchAlgorithmException nsae) {
        LOG.error("getDecryptedFileName() No Such Algorhithm "+nsae.getLocalizedMessage());
    } catch (NoSuchPaddingException nspe) {
        LOG.error("getDecryptedFileName() No Such Padding "+nspe.getLocalizedMessage());
    } catch (InvalidKeyException ike) {
        LOG.error("getDecryptedFileName() Invalid Key "+ike.getLocalizedMessage());
    } catch (ArrayIndexOutOfBoundsException e) {
        LOG.error("getDecryptedFileName() ArrayIndexOutOfBoundsException", e);
    } catch (IllegalBlockSizeException e) {
        LOG.error("getDecryptedFileName() IllegalBlockSizeException", e);
    } catch (BadPaddingException e) {
        LOG.error("getDecryptedFileName() BadPaddingException", e);
    } // try/catch
    return name;
}

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