本文整理汇总了Java中org.apache.xml.security.encryption.EncryptedKey.getKeyInfo方法的典型用法代码示例。如果您正苦于以下问题：Java EncryptedKey.getKeyInfo方法的具体用法？Java EncryptedKey.getKeyInfo怎么用？Java EncryptedKey.getKeyInfo使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.xml.security.encryption.EncryptedKey的用法示例。
在下文中一共展示了EncryptedKey.getKeyInfo方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: decryptElement
import org.apache.xml.security.encryption.EncryptedKey; //导入方法依赖的package包/类
/**
* Method decryptElement
*
* Take a key, encryption type and a document, find an encrypted element
* decrypt it and return the resulting document
*
* @param filename File to decrypt from
* @param key The Key to use for decryption
*/
private Document decryptElement(Document doc, Key rsaKey, X509Certificate rsaCert) throws Exception {
// Create the XMLCipher element
XMLCipher cipher = XMLCipher.getInstance();
// Need to pre-load the Encrypted Data so we can get the key info
Element ee =
(Element) doc.getElementsByTagNameNS(
"http://www.w3.org/2001/04/xmlenc#", "EncryptedData"
).item(0);
cipher.init(XMLCipher.DECRYPT_MODE, null);
EncryptedData encryptedData = cipher.loadEncryptedData(doc, ee);
KeyInfo ki = encryptedData.getKeyInfo();
EncryptedKey encryptedKey = ki.itemEncryptedKey(0);
KeyInfo kiek = encryptedKey.getKeyInfo();
X509Data certData = kiek.itemX509Data(0);
XMLX509Certificate xcert = certData.itemCertificate(0);
X509Certificate cert = xcert.getX509Certificate();
assertTrue(rsaCert.equals(cert));
XMLCipher cipher2 = XMLCipher.getInstance();
cipher2.init(XMLCipher.UNWRAP_MODE, rsaKey);
Key key =
cipher2.decryptKey(
encryptedKey, encryptedData.getEncryptionMethod().getAlgorithm()
);
cipher.init(XMLCipher.DECRYPT_MODE, key);
Document dd = cipher.doFinal(doc, ee);
return dd;
}
示例2: findKey
import org.apache.xml.security.encryption.EncryptedKey; //导入方法依赖的package包/类
/**
* Method findKey
*
* Given an encryptedData structure, return the key that will decrypt
* it
*
* @param encryptedData EncryptedData to get key for
*/
private Key findKey(EncryptedData encryptedData) throws Exception {
KeyInfo ki = encryptedData.getKeyInfo();
Key key = null;
Key kek = null;
if (ki == null) {
return null;
}
// First check for a known key name
KeyName keyName = ki.itemKeyName(0);
if (keyName != null) {
return mapKeyName(keyName.getKeyName());
}
// Decrypt any encryptedKey structures
EncryptedKey encryptedKey = ki.itemEncryptedKey(0);
if (encryptedKey == null) {
return null;
}
KeyInfo kiek = encryptedKey.getKeyInfo();
if (kiek == null) {
return null;
}
KeyName kekKeyName = kiek.itemKeyName(0);
if (kekKeyName != null) {
kek = mapKeyName(kekKeyName.getKeyName());
} else {
X509Data certData = kiek.itemX509Data(0);
XMLX509Certificate xcert = certData.itemCertificate(0);
X509Certificate cert = xcert.getX509Certificate();
if (cert != null && cert.getSerialNumber().toString().equals(rsaCertSerialNumber)) {
kek = rsaKey;
}
}
if (kek != null) {
XMLCipher cipher = XMLCipher.getInstance();
cipher.init(XMLCipher.UNWRAP_MODE, kek);
key =
cipher.decryptKey(
encryptedKey, encryptedData.getEncryptionMethod().getAlgorithm()
);
}
return key;
}