Package org.apache.xml.security.encryption

Examples of org.apache.xml.security.encryption.XMLCipher$Factory

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                + " ] exists in " + "the configured trust store.");
        }
       
        Key dataEncryptionKey = generateDataEncryptionKey();
       
        XMLCipher keyCipher;
        if (null != this.getKeyCipherAlgorithm()) {
            keyCipher = XMLCipher.getInstance(this.getKeyCipherAlgorithm(), null, digestAlgorithm);
        } else {
            keyCipher = XMLCipher.getInstance(XMLCipher.RSA_OAEP, null, digestAlgorithm);
        }
        keyCipher.init(XMLCipher.WRAP_MODE, keyEncryptionKey);
        encrypt(exchange, document, stream, dataEncryptionKey, keyCipher);
    }
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        } else {
            keyEncryptionKey = generateKeyEncryptionKey("AES");
            dataEncryptionKey = generateDataEncryptionKey();
        }
       
        XMLCipher keyCipher = XMLCipher.getInstance(generateXmlCipherAlgorithmKeyWrap());
        keyCipher.init(XMLCipher.WRAP_MODE, keyEncryptionKey);
       
        encrypt(exchange, document, stream, dataEncryptionKey, keyCipher);
    }
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    }
   
    private void encrypt(Exchange exchange, Document document, OutputStream stream, Key dataEncryptionKey,
                         XMLCipher keyCipher) throws Exception {
        XMLCipher xmlCipher = XMLCipher.getInstance(xmlCipherAlgorithm);
        xmlCipher.init(XMLCipher.ENCRYPT_MODE, dataEncryptionKey);

        if (secureTag.equalsIgnoreCase("")) {
            embedKeyInfoInEncryptedData(document, keyCipher, xmlCipher, dataEncryptionKey);
            document = xmlCipher.doFinal(document, document.getDocumentElement());
        } else {
                         
            XPathBuilder xpathBuilder = new XPathBuilder(secureTag);
            xpathBuilder.setNamespaceContext(getNamespaceContext());
            NodeList nodeList = xpathBuilder.evaluate(exchange, NodeList.class);
           
           
            for (int i = 0; i < nodeList.getLength(); i++) {
                Node node = nodeList.item(i);
                document = node.getOwnerDocument();
                embedKeyInfoInEncryptedData(node.getOwnerDocument(), keyCipher, xmlCipher, dataEncryptionKey);
                Document temp = xmlCipher.doFinal(node.getOwnerDocument(), (Element) node, getSecureTagContents());
                document.importNode(temp.getDocumentElement().cloneNode(true), true);
            }   
        }

        try {
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                 this.keyPassword != null ? this.keyPassword : this.keyStorePassword);
        return decode(exchange, encodedDocument, keyEncryptionKey);
    }
   
    private Object decode(Exchange exchange, Document encodedDocument, Key keyEncryptionKey) throws Exception {
        XMLCipher xmlCipher = XMLCipher.getInstance();
        xmlCipher.setSecureValidation(true);
        xmlCipher.init(XMLCipher.DECRYPT_MODE, null);
        xmlCipher.setKEK(keyEncryptionKey);

        if (secureTag.equalsIgnoreCase("")) {
            checkEncryptionAlgorithm(keyEncryptionKey, encodedDocument.getDocumentElement());
            encodedDocument = xmlCipher.doFinal(encodedDocument, encodedDocument.getDocumentElement());
        } else {

            XPathBuilder xpathBuilder = new XPathBuilder(secureTag);
            xpathBuilder.setNamespaceContext(getNamespaceContext());
            NodeList nodeList = xpathBuilder.evaluate(exchange, NodeList.class);


            for (int i = 0; i < nodeList.getLength(); i++) {
                Node node = nodeList.item(i);
                encodedDocument = node.getOwnerDocument();
                if (getSecureTagContents()) {
                    checkEncryptionAlgorithm(keyEncryptionKey, (Element)node);
                    Document temp = xmlCipher.doFinal(encodedDocument, (Element) node, true);
                    encodedDocument.importNode(temp.getDocumentElement().cloneNode(true), true);
                } else {
                    NodeList childNodes = node.getChildNodes();
                    for (int j = 0; j < childNodes.getLength(); j++) {
                        Node childNode = childNodes.item(j);
                        if (childNode.getLocalName().equals("EncryptedData")) {
                            checkEncryptionAlgorithm(keyEncryptionKey, (Element) childNode);
                            Document temp = xmlCipher.doFinal(encodedDocument, (Element) childNode, false);
                            encodedDocument.importNode(temp.getDocumentElement().cloneNode(true), true);
                        }   
                    }
                }   
            }
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                + " ] exists in " + "the configured trust store.");
        }
       
        Key dataEncryptionKey = generateDataEncryptionKey();
       
        XMLCipher keyCipher;
        if (null != this.getKeyCyperAlgorithm()) {
            keyCipher = XMLCipher.getInstance(this.getKeyCyperAlgorithm());
        } else {
            keyCipher = XMLCipher.getInstance(XMLCipher.RSA_v1dot5);
        }
        keyCipher.init(XMLCipher.WRAP_MODE, keyEncryptionKey);
        encrypt(exchange, document, stream, dataEncryptionKey, keyCipher);
    }
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        } else {
            keyEncryptionKey = generateKeyEncryptionKey("AES");
            dataEncryptionKey = generateDataEncryptionKey();
        }
       
        XMLCipher keyCipher = XMLCipher.getInstance(generateXmlCipherAlgorithmKeyWrap());
        keyCipher.init(XMLCipher.WRAP_MODE, keyEncryptionKey);
       
        encrypt(exchange, document, stream, dataEncryptionKey, keyCipher);
    }
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    }
   
    private void encrypt(Exchange exchange, Document document, OutputStream stream, Key dataEncryptionKey,
                         XMLCipher keyCipher) throws Exception {
        XMLCipher xmlCipher = XMLCipher.getInstance(xmlCipherAlgorithm);
        xmlCipher.init(XMLCipher.ENCRYPT_MODE, dataEncryptionKey);

        if (secureTag.equalsIgnoreCase("")) {
            embedKeyInfoInEncryptedData(document, keyCipher, xmlCipher, dataEncryptionKey);
            document = xmlCipher.doFinal(document, document.getDocumentElement());
        } else {
                         
            XPathBuilder xpathBuilder = new XPathBuilder(secureTag);
            xpathBuilder.setNamespaceContext(getNamespaceContext());
            NodeList nodeList = xpathBuilder.evaluate(exchange, NodeList.class);
           
           
            for (int i = 0; i < nodeList.getLength(); i++) {
                Node node = nodeList.item(i);
                document = node.getOwnerDocument();
                embedKeyInfoInEncryptedData(node.getOwnerDocument(), keyCipher, xmlCipher, dataEncryptionKey);
                Document temp = xmlCipher.doFinal(node.getOwnerDocument(), (Element) node, getSecureTagContents());
                document.importNode(temp.getDocumentElement().cloneNode(true), true);
            }   
        }

        try {
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                 this.keyPassword != null ? this.keyPassword : this.keyStorePassword);
        return decode(exchange, encodedDocument, keyEncryptionKey);
    }
   
    private Object decode(Exchange exchange, Document encodedDocument, Key keyEncryptionKey) throws Exception {
        XMLCipher xmlCipher = XMLCipher.getInstance();
        xmlCipher.setSecureValidation(true);
        xmlCipher.init(XMLCipher.DECRYPT_MODE, null);
        xmlCipher.setKEK(keyEncryptionKey);

        if (secureTag.equalsIgnoreCase("")) {
            encodedDocument = xmlCipher.doFinal(encodedDocument, encodedDocument.getDocumentElement());
        } else {

            XPathBuilder xpathBuilder = new XPathBuilder(secureTag);
            xpathBuilder.setNamespaceContext(getNamespaceContext());
            NodeList nodeList = xpathBuilder.evaluate(exchange, NodeList.class);


            for (int i = 0; i < nodeList.getLength(); i++) {
                Node node = nodeList.item(i);
                encodedDocument = node.getOwnerDocument();
                if (getSecureTagContents()) {
                    Document temp = xmlCipher.doFinal(encodedDocument, (Element) node, true);
                    encodedDocument.importNode(temp.getDocumentElement().cloneNode(true), true);
                } else {
                    NodeList childNodes = node.getChildNodes();
                    for (int j = 0; j < childNodes.getLength(); j++) {
                        Node childNode = childNodes.item(j);
                        if (childNode.getLocalName().equals("EncryptedData")) {
                            Document temp = xmlCipher.doFinal(encodedDocument, (Element) childNode, false);
                            encodedDocument.importNode(temp.getDocumentElement().cloneNode(true), true);
                        }   
                    }
                }   
            }
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        String dataRefURI,
        Element encData,
        SecretKey symmetricKey,
        String symEncAlgo
    ) throws WSSecurityException {
        XMLCipher xmlCipher = null;
        try {
            xmlCipher = XMLCipher.getInstance(symEncAlgo);
            xmlCipher.setSecureValidation(true);
            xmlCipher.init(XMLCipher.DECRYPT_MODE, symmetricKey);
        } catch (XMLEncryptionException ex) {
            throw new WSSecurityException(
                WSSecurityException.UNSUPPORTED_ALGORITHM, null, null, ex
            );
        }

        WSDataRef dataRef = new WSDataRef();
        dataRef.setWsuId(dataRefURI);
        dataRef.setAlgorithm(symEncAlgo);
        boolean content = X509Util.isContent(encData);
        dataRef.setContent(content);
       
        Node parent = encData.getParentNode();
        Node previousSibling = encData.getPreviousSibling();
        if (content) {
            encData = (Element) encData.getParentNode();
            parent = encData.getParentNode();
        }
       
        try {
            xmlCipher.doFinal(doc, encData, content);
        } catch (Exception ex) {
            throw new WSSecurityException(WSSecurityException.FAILED_CHECK, null, null, ex);
        }
       
        if (parent.getLocalName().equals(WSConstants.ENCRYPTED_HEADER)
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            algorithmSuiteValidator.checkSymmetricKeyLength(key.getEncoded().length);
            algorithmSuiteValidator.checkSymmetricEncryptionAlgorithm(symEncAlgo);
        }
       
        // initialize Cipher ....
        XMLCipher xmlCipher = null;
        try {
            xmlCipher = XMLCipher.getInstance(symEncAlgo);
            xmlCipher.setSecureValidation(true);
            xmlCipher.init(XMLCipher.DECRYPT_MODE, key);
        } catch (XMLEncryptionException ex) {
            throw new WSSecurityException(
                WSSecurityException.UNSUPPORTED_ALGORITHM, null, null, ex
            );
        }
        Node previousSibling = elem.getPreviousSibling();
        Node parent = elem.getParentNode();
        try {
            xmlCipher.doFinal(elem.getOwnerDocument(), elem, false);
        } catch (Exception e) {
            throw new WSSecurityException(
                WSSecurityException.FAILED_CHECK, null, null, e
            );
        }
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