List of usage examples for org.apache.commons.codec.binary Base64 Base64
public Base64(final int lineLength, final byte[] lineSeparator, final boolean urlSafe)
From source file:com.activecq.api.utils.EncodingUtil.java
/** * Base64 Decode data from UTF-8/URL Friendly format * * @param encodedData//w ww . ja v a 2 s .c o m * @return * @throws UnsupportedEncodingException */ public static String decode(String encodedData) throws UnsupportedEncodingException { return new String(new Base64(0, null, true).decode(encodedData.getBytes("UTF-8"))); }
From source file:com.activecq.api.utils.EncodingUtil.java
/** * Base64 Encode data to UTF-8/URL Friendly format * * @param unencodedData//w w w. j av a 2 s. com * @return * @throws UnsupportedEncodingException */ public static String encode(String unencodedData) throws UnsupportedEncodingException { return new String(new Base64(0, null, true).encode(unencodedData.getBytes("UTF-8"))); }
From source file:com.completetrsst.crypto.Common.java
/** * Converts an EC PublicKey to an X509-encoded string. *///w w w.ja v a 2 s . co m public static String toX509FromPublicKey(PublicKey publicKey) throws GeneralSecurityException { KeyFactory factory = KeyFactory.getInstance("EC"); X509EncodedKeySpec spec = factory.getKeySpec(publicKey, X509EncodedKeySpec.class); return new Base64(0, null, true).encodeToString(spec.getEncoded()); }
From source file:de.zib.gndms.gritserv.tests.EncTest.java
public static void dryRun(EndpointReferenceType epr) throws Exception { ByteArrayOutputStream bse = new ByteArrayOutputStream(); ObjectOutputStream oos = new ObjectOutputStream(bse); String sepr = ObjectSerializer.toString(epr, QNAME); System.out.println(sepr);// w w w . jav a 2s . c om oos.writeObject(sepr); Base64 b64 = new Base64(0, new byte[] {}, true); String uuepr = b64.encodeToString(bse.toByteArray()); System.out.println("uuepr: \"" + uuepr + "\""); byte[] bt = b64.decode(uuepr.getBytes()); ByteArrayInputStream bis = new ByteArrayInputStream(bt); ObjectInputStream ois = new ObjectInputStream(bis); String eprs = (String) ois.readObject(); System.out.println(eprs); }
From source file:de.betterform.xml.xforms.xpath.saxon.function.Digest.java
/** * Evaluate in a general context/*from w w w . j a v a 2 s . c o m*/ */ public Item evaluateItem(XPathContext xpathContext) throws XPathException { // XXX In some cases the xforms-compute-exception should be an xforms-bind-exception final String data = argument[0].evaluateAsString(xpathContext).toString(); final String algorithm = argument[1].evaluateAsString(xpathContext).toString(); final String encoding = argument != null && argument.length >= 3 ? argument[2].evaluateAsString(xpathContext).toString() : kBASE64; if (!kSUPPORTED_ALG.contains(algorithm)) { XPathFunctionContext functionContext = getFunctionContext(xpathContext); XFormsElement xformsElement = functionContext.getXFormsElement(); throw new XPathException(new XFormsComputeException("Unsupported algorithm '" + algorithm + "'", xformsElement.getTarget(), this)); } if (!kSUPPORTED_ENCODINGS.contains(encoding)) { XPathFunctionContext functionContext = getFunctionContext(xpathContext); XFormsElement xformsElement = functionContext.getXFormsElement(); throw new XPathException(new XFormsComputeException("Unsupported encoding '" + encoding + "'", xformsElement.getTarget(), this)); } MessageDigest messageDigest; try { messageDigest = MessageDigest.getInstance(algorithm); messageDigest.update(data.getBytes("utf-8")); byte[] digest = messageDigest.digest(); final BinaryEncoder encoder; if ("base64".equals(encoding)) { encoder = new Base64(digest.length, "".getBytes(), false); } else { encoder = new Hex(); } return new StringValue(new String(encoder.encode(digest), "ASCII")); } catch (NoSuchAlgorithmException e) { throw new XPathException(e); } catch (UnsupportedEncodingException e) { throw new XPathException(e); } catch (EncoderException e) { XPathFunctionContext functionContext = getFunctionContext(xpathContext); XFormsElement xformsElement = functionContext.getXFormsElement(); throw new XPathException( new XFormsComputeException("Encoder exception.", e, xformsElement.getTarget(), this)); } }
From source file:ECToken3.java
public static final String encryptv3(String key, String input) throws java.io.UnsupportedEncodingException, java.security.NoSuchAlgorithmException, javax.crypto.NoSuchPaddingException, java.security.InvalidKeyException, javax.crypto.IllegalBlockSizeException, javax.crypto.BadPaddingException, java.security.InvalidAlgorithmParameterException { //System.out.format("+-------------------------------------------------------------\n"); //System.out.format("| Encrypt\n"); //System.out.format("+-------------------------------------------------------------\n"); //System.out.format("| key: %s\n", key); //System.out.format("| token: %s\n", input); //---------------------------------------------------- // Get SHA-256 of key //---------------------------------------------------- MessageDigest md = MessageDigest.getInstance("SHA-256"); md.update(key.getBytes("ASCII")); byte[] keyDigest = md.digest(); //---------------------------------------------------- // Get Random IV //---------------------------------------------------- SecureRandom random = new SecureRandom(); byte[] ivBytes = new byte[12]; random.nextBytes(ivBytes);// w w w. j a v a 2 s . co m //---------------------------------------------------- // Encrypt //---------------------------------------------------- AEADBlockCipher cipher = new GCMBlockCipher(new AESEngine()); cipher.init(true, new AEADParameters(new KeyParameter(keyDigest), MAC_SIZE_BITS, ivBytes)); byte[] inputBytes = input.getBytes("ASCII"); byte[] enc = new byte[cipher.getOutputSize(inputBytes.length)]; try { int res = cipher.processBytes(inputBytes, 0, inputBytes.length, enc, 0); cipher.doFinal(enc, res); } catch (Exception e) { throw new RuntimeException(e); } byte[] ivPlusCipherText = new byte[ivBytes.length + enc.length]; System.arraycopy(ivBytes, 0, ivPlusCipherText, 0, ivBytes.length); System.arraycopy(enc, 0, ivPlusCipherText, ivBytes.length, enc.length); //System.out.format("+-------------------------------------------------------------\n"); //System.out.format("| iv: %s\n", bytesToHex(ivBytes)); //System.out.format("| ciphertext: %s\n", bytesToHex(Arrays.copyOfRange(enc, 0, enc.length - 16))); //System.out.format("| tag: %s\n", bytesToHex(Arrays.copyOfRange(enc, enc.length - 16, enc.length))); //System.out.format("+-------------------------------------------------------------\n"); //System.out.format("| token: %s\n", bytesToHex(ivPlusCipherText)); //System.out.format("+-------------------------------------------------------------\n"); String result = null; byte[] temp = null; Base64 encoder = new Base64(0, temp, true); byte[] encodedBytes = encoder.encode(ivPlusCipherText); String encodedStr = new String(encodedBytes, "ASCII").trim(); String encodedStrTrim = encodedStr.trim(); return encodedStr.trim(); }
From source file:de.zib.gndms.gritserv.delegation.DelegationAux.java
public static EndpointReferenceType extractDelegationEPR(ContextT con) throws Exception { ContextTEntry[] entries = con.getEntry(); ArrayList<ContextTEntry> al = new ArrayList<ContextTEntry>(entries.length); EndpointReferenceType epr = null;//from w w w . j a va2s .c o m for (ContextTEntry e : entries) { if (e.getKey().equals(DELEGATION_EPR_KEY)) { //epr = eprFormXML( e.get_value().toString( ) ); final String uuepr = e.get_value().toString(); logger.debug("encoded delegation epr: " + uuepr); final Base64 b64 = new Base64(4000, new byte[] {}, true); byte[] ba = b64.decode(uuepr); ByteArrayInputStream bis = new ByteArrayInputStream(ba); ObjectInputStream ois = new ObjectInputStream(bis); String eprs = (String) ois.readObject(); InputSource is = new InputSource(new StringReader(eprs)); epr = (EndpointReferenceType) ObjectDeserializer.deserialize(is, EndpointReferenceType.class); } else al.add(e); } ContextTEntry[] r = al.toArray(new ContextTEntry[al.size()]); con.setEntry(r); return epr; }
From source file:com.igormaznitsa.jcp.expression.functions.FunctionBINFILE.java
@Nonnull private static String convertTo(@Nonnull final File file, @Nonnull final Type type, final boolean deflate, final int lineLength, @Nonnull final String endOfLine) throws IOException { final StringBuilder result = new StringBuilder(512); byte[] array = FileUtils.readFileToByteArray(file); if (deflate) { array = deflate(array);/*from ww w . j a v a 2s . co m*/ } int endLinePos = lineLength; boolean addNextLine = false; switch (type) { case BASE64: { final String baseEncoded = new Base64(lineLength, endOfLine.getBytes("UTF-8"), false) .encodeAsString(array); result.append(baseEncoded.trim()); } break; case BYTEARRAY: case INT8: case UINT8: { for (final byte b : array) { if (result.length() > 0) { result.append(','); } if (addNextLine) { addNextLine = false; result.append(endOfLine); } switch (type) { case BYTEARRAY: { result.append("(byte)0x").append(Integer.toHexString(b & 0xFF).toUpperCase(Locale.ENGLISH)); } break; case UINT8: { result.append(Integer.toString(b & 0xFF).toUpperCase(Locale.ENGLISH)); } break; case INT8: { result.append(Integer.toString(b).toUpperCase(Locale.ENGLISH)); } break; default: throw new Error("Unexpected type : " + type); } if (lineLength > 0 && result.length() >= endLinePos) { addNextLine = true; endLinePos = result.length() + lineLength; } } } break; default: throw new Error("Unexpected type : " + type); } return result.toString(); }
From source file:de.betterform.xml.xforms.xpath.saxon.function.Hmac.java
/** * Evaluate in a general context//from ww w. j ava2s . c o m */ public Item evaluateItem(XPathContext xpathContext) throws XPathException { final String key = argument[0].evaluateAsString(xpathContext).toString(); final String data = argument[1].evaluateAsString(xpathContext).toString(); final String originalAlgorithmString = argument[2].evaluateAsString(xpathContext).toString(); final String algorithm = "Hmac" + originalAlgorithmString.replaceAll("-", ""); final String encoding = argument != null && argument.length >= 4 ? argument[3].evaluateAsString(xpathContext).toString() : kBASE64; if (!kSUPPORTED_ALG.contains(originalAlgorithmString)) { XPathFunctionContext functionContext = getFunctionContext(xpathContext); XFormsElement xformsElement = functionContext.getXFormsElement(); throw new XPathException(new XFormsComputeException( "Unsupported algorithm '" + originalAlgorithmString + "'", xformsElement.getTarget(), this)); } if (!kSUPPORTED_ENCODINGS.contains(encoding)) { XPathFunctionContext functionContext = getFunctionContext(xpathContext); XFormsElement xformsElement = functionContext.getXFormsElement(); throw new XPathException(new XFormsComputeException("Unsupported encoding '" + encoding + "'", xformsElement.getTarget(), this)); } try { // Generate a key for the HMAC-MD5 keyed-hashing algorithm; see RFC 2104 // In practice, you would save this key. SecretKey secretKey = new SecretKeySpec(key.getBytes("utf-8"), algorithm); // Create a MAC object using HMAC-MD5 and initialize with kesaxoniay Mac mac = Mac.getInstance(secretKey.getAlgorithm()); mac.init(secretKey); mac.update(data.getBytes("utf-8")); byte[] digest = mac.doFinal(); final BinaryEncoder encoder; if ("base64".equals(encoding)) { encoder = new Base64(digest.length, "".getBytes(), false); } else { encoder = new Hex(); } return new StringValue(new String(encoder.encode(digest), "ASCII")); } catch (NoSuchAlgorithmException e) { throw new XPathException(e); } catch (UnsupportedEncodingException e) { throw new XPathException(e); } catch (EncoderException e) { XPathFunctionContext functionContext = getFunctionContext(xpathContext); XFormsElement xformsElement = functionContext.getXFormsElement(); throw new XPathException( new XFormsComputeException("Encoder exception.", e, xformsElement.getTarget(), this)); } catch (InvalidKeyException e) { throw new XPathException(e); } }
From source file:com.github.hdl.tensorflow.yarn.app.ClusterSpec.java
public static String decodeJsonString(String base64String) { Base64 decoder = new Base64(0, null, true); byte[] data = decoder.decode(base64String); return new String(data); }