org.apache.xml.security.utils.Base64类的使用及代码示例

x33g5p2x  于2022-01-16 转载在 其他  
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本文整理了Java中org.apache.xml.security.utils.Base64类的一些代码示例，展示了Base64类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Base64类的具体详情如下：
包路径：org.apache.xml.security.utils.Base64
类名称：Base64

Base64介绍

[英]Implementation of MIME's Base64 encoding and decoding conversions. Optimized code. (raw version taken from oreilly.jonathan.util, and currently org.apache.xerces.ds.util.Base64)
[中]MIME的Base64编码和解码转换的实现。优化代码。（原始版本取自oreilly.jonathan.util，当前为org.apache.xerces.ds.util.Base64）

代码示例

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Encode a byte array and fold lines at the standard 76th character unless
 * ignore line breaks property is set.
 *
 * @param binaryData <code>byte[]</code> to be base64 encoded
 * @return the <code>String</code> with encoded data
 */
public static final String encode(byte[] binaryData) {
  return XMLUtils.ignoreLineBreaks()
    ? encode(binaryData, Integer.MAX_VALUE)
    : encode(binaryData, BASE64DEFAULTLENGTH);
}

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Decodes Base64 data into outputstream
 *
 * @param base64Data Byte array containing Base64 data
 * @param os the outputstream
 * @throws IOException
 * @throws Base64DecodingException
 */
public static final void decode(byte[] base64Data, OutputStream os)
  throws Base64DecodingException, IOException {
  decode(base64Data, os, -1);
}

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Encode in Base64 the given <code>{@link BigInteger}</code>.
 *
 * @param big
 * @return String with Base64 encoding
 */
public static final String encode(BigInteger big) {
  return encode(getBytes(big, big.bitLength()));
}

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Decodes Base64 data into outputstream
 *
 * @param base64Data String containing Base64 data
 * @param os the outputstream
 * @throws IOException
 * @throws Base64DecodingException
 */
public static final void decode(String base64Data, OutputStream os)
  throws Base64DecodingException, IOException {
  byte[] bytes = new byte[base64Data.length()];
  int len = getBytesInternal(base64Data, bytes);
  decode(bytes, os, len);
}

代码示例来源：origin: org.wso2.carbon.identity/org.wso2.carbon.identity.relyingparty

certInBytes = Base64.decode(certValue);
  inputStream = new ByteArrayInputStream(certInBytes);
  factory = CertificateFactory.getInstance("X509");
modElem = (Element) omElem.getFirstChildWithName(Modulus.DEFAULT_ELEMENT_NAME);
expElem = (Element) omElem.getFirstChildWithName(Exponent.DEFAULT_ELEMENT_NAME);
mod = Base64.decodeBigIntegerFromElement(modElem);
  exp = Base64.decodeBigIntegerFromElement(expElem);
} else {
  exp = DEFAULT_EXPONENET;

代码示例来源：origin: org.wso2.carbon.identity/org.wso2.carbon.identity.core

public static String getHMAC(String secretKey, String baseString) throws SignatureException {
  try {
    SecretKeySpec key = new SecretKeySpec(secretKey.getBytes(), HMAC_SHA1_ALGORITHM);
    Mac mac = Mac.getInstance(HMAC_SHA1_ALGORITHM);
    mac.init(key);
    byte[] rawHmac = mac.doFinal(baseString.getBytes());
    return Base64.encode(rawHmac);
  } catch (Exception e) {
    throw new SignatureException("Failed to generate HMAC : " + e.getMessage());
  }
}

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Decode a base 64 string into a {@link BigInteger}
 * @param base64str Base 64 encoded string.
 * @return a decoded BigInteger
 * @throws Base64DecodingException
 */
public static BigInteger decodeBigIntegerFromString(String base64str)
    throws Base64DecodingException {
  return new BigInteger(1, Base64.decode(base64str));
}

代码示例来源：origin: org.wso2.carbon.identity.framework/org.wso2.carbon.identity.core

public static String getHMAC(String secretKey, String baseString) throws SignatureException {
  try {
    SecretKeySpec key = new SecretKeySpec(secretKey.getBytes(), HMAC_SHA1_ALGORITHM);
    Mac mac = Mac.getInstance(HMAC_SHA1_ALGORITHM);
    mac.init(key);
    byte[] rawHmac = mac.doFinal(baseString.getBytes());
    return Base64.encode(rawHmac);
  } catch (Exception e) {
    throw new SignatureException("Failed to generate HMAC : " + e.getMessage());
  }
}

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Method decodeBigIntegerFromElement
 *
 * @param element
 * @return the biginteger obtained from the node
 * @throws Base64DecodingException
 */
public static final BigInteger decodeBigIntegerFromElement(Element element)
  throws Base64DecodingException {
  return new BigInteger(1, Base64.decode(element));
}

代码示例来源：origin: pl.edu.icm.yadda/yadda-model

/**
 * Encode a native Java BigInteger type to a base64-encoded ds:CryptoBinary value.
 *
 * @param bigInt the BigInteger value
 * @return the encoded CryptoBinary value
 */
public static final String encodeCryptoBinaryFromBigInteger(BigInteger bigInt) {
  // This code is really complicated, for now just use the Apache xmlsec lib code directly.
  byte[] bigIntBytes = org.apache.xml.security.utils.Base64.encode(bigInt, bigInt.bitLength());
  return Base64.encodeBytes(bigIntBytes);
}

代码示例来源：origin: org.wso2.carbon.identity/org.wso2.carbon.identity.core

public static String getPPIDDisplayValue(String value) throws Exception {
  log.info("Generating display value of PPID : " + value);
  byte[] rawPpid = Base64.decode(value);
  MessageDigest sha1 = MessageDigest.getInstance("SHA1");
  sha1.update(rawPpid);
  byte[] hashId = sha1.digest();
  char[] returnChars = new char[10];
  for (int i = 0; i < 10; i++) {
    int rawValue = (hashId[i] + 128) % 32;
    returnChars[i] = ppidDisplayCharMap[rawValue];
  }
  StringBuilder sb = new StringBuilder();
  sb.append(returnChars, 0, 3);
  sb.append("-");
  sb.append(returnChars, 3, 4);
  sb.append("-");
  sb.append(returnChars, 6, 3);
  return sb.toString();
}

代码示例来源：origin: org.opensaml/xmltooling

/**
 * Encode a native Java BigInteger type to a base64-encoded ds:CryptoBinary value.
 *
 * @param bigInt the BigInteger value
 * @return the encoded CryptoBinary value
 */
public static final String encodeCryptoBinaryFromBigInteger(BigInteger bigInt) {
  // This code is really complicated, for now just use the Apache xmlsec lib code directly.
  byte[] bigIntBytes = org.apache.xml.security.utils.Base64.encode(bigInt, bigInt.bitLength());
  return Base64.encodeBytes(bigIntBytes);
}

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Method decode
 *
 * Takes the <CODE>Text</CODE> children of the Element and interprets
 * them as input for the <CODE>Base64.decode()</CODE> function.
 *
 * @param element
 * @return the byte obtained of the decoding the element
 * $todo$ not tested yet
 * @throws Base64DecodingException
 */
public static final byte[] decode(Element element) throws Base64DecodingException {
  Node sibling = element.getFirstChild();
  StringBuilder sb = new StringBuilder();
  while (sibling != null) {
    if (sibling.getNodeType() == Node.TEXT_NODE) {
      Text t = (Text) sibling;
      sb.append(t.getData());
    }
    sibling = sibling.getNextSibling();
  }
  return decode(sb.toString());
}

代码示例来源：origin: io.apigee.opensaml/xmltooling

/**
 * Encode a native Java BigInteger type to a base64-encoded ds:CryptoBinary value.
 *
 * @param bigInt the BigInteger value
 * @return the encoded CryptoBinary value
 */
public static final String encodeCryptoBinaryFromBigInteger(BigInteger bigInt) {
  // This code is really complicated, for now just use the Apache xmlsec lib code directly.
  byte[] bigIntBytes = org.apache.xml.security.utils.Base64.encode(bigInt, bigInt.bitLength());
  return Base64.encodeBytes(bigIntBytes);
}

代码示例来源：origin: org.wso2.carbon.identity.framework/org.wso2.carbon.identity.core

public static String getPPIDDisplayValue(String value) throws Exception {
  if (log.isDebugEnabled()) {
    log.debug("Generating display value of PPID : " + value);
  }
  byte[] rawPpid = Base64.decode(value);
  MessageDigest sha1 = MessageDigest.getInstance("SHA1");
  sha1.update(rawPpid);
  byte[] hashId = sha1.digest();
  char[] returnChars = new char[10];
  for (int i = 0; i < 10; i++) {
    int rawValue = (hashId[i] + 128) % 32;
    returnChars[i] = ppidDisplayCharMap[rawValue];
  }
  StringBuilder sb = new StringBuilder();
  sb.append(returnChars, 0, 3);
  sb.append("-");
  sb.append(returnChars, 3, 4);
  sb.append("-");
  sb.append(returnChars, 6, 3);
  return sb.toString();
}

代码示例来源：origin: Evolveum/midpoint

private String getSecretKeyDigest(SecretKey key) throws NinjaException {
    MessageDigest sha1;
    try {
      sha1 = MessageDigest.getInstance(KEY_DIGEST_TYPE);
    } catch (NoSuchAlgorithmException ex) {
      throw new NinjaException(ex.getMessage(), ex);
    }

    return Base64.encode(sha1.digest(key.getEncoded()));
  }
}

代码示例来源：origin: wso2/carbon-identity-framework

public static String getPPIDDisplayValue(String value) throws Exception {
  if (log.isDebugEnabled()) {
    log.debug("Generating display value of PPID : " + value);
  }
  byte[] rawPpid = Base64.decode(value);
  MessageDigest sha1 = MessageDigest.getInstance("SHA1");
  sha1.update(rawPpid);
  byte[] hashId = sha1.digest();
  char[] returnChars = new char[10];
  for (int i = 0; i < 10; i++) {
    int rawValue = (hashId[i] + 128) % 32;
    returnChars[i] = ppidDisplayCharMap[rawValue];
  }
  StringBuilder sb = new StringBuilder();
  sb.append(returnChars, 0, 3);
  sb.append("-");
  sb.append(returnChars, 3, 4);
  sb.append("-");
  sb.append(returnChars, 6, 3);
  return sb.toString();
}

代码示例来源：origin: wso2/carbon-identity-framework

public static String getHMAC(String secretKey, String baseString) throws SignatureException {
  try {
    SecretKeySpec key = new SecretKeySpec(secretKey.getBytes(), HMAC_SHA1_ALGORITHM);
    Mac mac = Mac.getInstance(HMAC_SHA1_ALGORITHM);
    mac.init(key);
    byte[] rawHmac = mac.doFinal(baseString.getBytes());
    return Base64.encode(rawHmac);
  } catch (Exception e) {
    throw new SignatureException("Failed to generate HMAC : " + e.getMessage());
  }
}

代码示例来源：origin: org.apache.cxf.fediz/fediz-idp-core

private void validateSeparateSignature(Idp idp, String sigAlg, String signature, String relayState,
                    String samlRequest, String realm) throws Exception {
  // Check signature
  X509Certificate validatingCert = getValidatingCertificate(idp, realm);
  // Process the received SigAlg parameter - fall back to RSA SHA1
  String processedSigAlg = null;
  if (sigAlg != null && SIG_ALGS.contains(sigAlg)) {
    processedSigAlg = sigAlg;
  } else {
    LOG.debug("Supplied SigAlg parameter is either null or not known, so falling back to use RSA-SHA1");
    processedSigAlg = SSOConstants.RSA_SHA1;
  }
  java.security.Signature sig =
    java.security.Signature.getInstance(JCEMapper.translateURItoJCEID(processedSigAlg));
  sig.initVerify(validatingCert);
  // Recreate request to sign
  String requestToSign =
      SSOConstants.SAML_REQUEST + "=" + URLEncoder.encode(samlRequest, StandardCharsets.UTF_8.name())
      + "&" + SSOConstants.RELAY_STATE + "=" + URLEncoder.encode(relayState, StandardCharsets.UTF_8.name())
      + "&" + SSOConstants.SIG_ALG + "=" + URLEncoder.encode(processedSigAlg, StandardCharsets.UTF_8.name());
  sig.update(requestToSign.getBytes(StandardCharsets.UTF_8));
  if (!sig.verify(Base64.decode(signature))) {
    LOG.debug("Signature validation failed");
    throw new ProcessingException(TYPE.BAD_REQUEST);
  }
}

代码示例来源：origin: org.apache.santuario/xmlsec

/**
 * Method encodeToElement
 *
 * @param doc
 * @param localName
 * @param bytes
 * @return an Element with the base64 encoded in the text.
 *
 */
public static final Element encodeToElement(Document doc, String localName, byte[] bytes) {
  Element el = XMLUtils.createElementInSignatureSpace(doc, localName);
  Text text = doc.createTextNode(encode(bytes));
  el.appendChild(text);
  return el;
}

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