private KeyInfo createKeyInfo()

in ws-security-dom/src/main/java/org/apache/wss4j/dom/message/WSSecEncrypt.java [291:386]
93 lines of code
23 McCabe index (conditional complexity)

    private KeyInfo createKeyInfo() throws WSSecurityException {

        KeyInfo keyInfo = new KeyInfo(getDocument());
        if (embedEncryptedKey) {
            keyInfo.addUnknownElement(getEncryptedKeyElement());
        } else if (keyIdentifierType == WSConstants.ENCRYPTED_KEY_SHA1_IDENTIFIER) {
            SecurityTokenReference secToken = new SecurityTokenReference(getDocument());
            if (addWSUNamespace) {
                secToken.addWSUNamespace();
            }
            secToken.addWSSENamespace();
            if (customReferenceValue != null) {
                secToken.setKeyIdentifierEncKeySHA1(customReferenceValue);
            } else {
                secToken.setKeyIdentifierEncKeySHA1(getEncryptedKeySHA1());
            }
            secToken.addTokenType(WSConstants.WSS_ENC_KEY_VALUE_TYPE);
            keyInfo.addUnknownElement(secToken.getElement());
        } else if (WSConstants.WSS_SAML_KI_VALUE_TYPE.equals(customReferenceValue)) {
            SecurityTokenReference secToken = new SecurityTokenReference(getDocument());
            if (addWSUNamespace) {
                secToken.addWSUNamespace();
            }
            secToken.addWSSENamespace();
            secToken.addTokenType(WSConstants.WSS_SAML_TOKEN_TYPE);
            secToken.setKeyIdentifier(WSConstants.WSS_SAML_KI_VALUE_TYPE, getId());
            keyInfo.addUnknownElement(secToken.getElement());
        } else if (WSConstants.WSS_SAML2_KI_VALUE_TYPE.equals(customReferenceValue)) {
            SecurityTokenReference secToken = new SecurityTokenReference(getDocument());
            if (addWSUNamespace) {
                secToken.addWSUNamespace();
            }
            secToken.addWSSENamespace();
            secToken.addTokenType(WSConstants.WSS_SAML2_TOKEN_TYPE);
            secToken.setKeyIdentifier(WSConstants.WSS_SAML2_KI_VALUE_TYPE, getId());
            keyInfo.addUnknownElement(secToken.getElement());
        } else if (WSConstants.WSS_KRB_KI_VALUE_TYPE.equals(customReferenceValue)) {
            SecurityTokenReference secToken = new SecurityTokenReference(getDocument());
            if (addWSUNamespace) {
                secToken.addWSUNamespace();
            }
            secToken.addWSSENamespace();
            secToken.addTokenType(WSConstants.WSS_GSS_KRB_V5_AP_REQ);
            secToken.setKeyIdentifier(customReferenceValue, getId(), true);
            keyInfo.addUnknownElement(secToken.getElement());
        } else if (securityTokenReference != null) {
            Element tmpE = securityTokenReference.getElement();
            tmpE.setAttributeNS(
                WSConstants.XMLNS_NS, "xmlns:" + tmpE.getPrefix(), tmpE.getNamespaceURI()
            );
            keyInfo.addUnknownElement(securityTokenReference.getElement());
        } else if (getId() != null) {
            SecurityTokenReference secToken = new SecurityTokenReference(getDocument());
            if (addWSUNamespace) {
                secToken.addWSUNamespace();
            }
            secToken.addWSSENamespace();
            Reference ref = new Reference(getDocument());
            if (encKeyIdDirectId) {
                ref.setURI(getId());
            } else {
                ref.setURI("#" + getId());
            }
            if (customReferenceValue != null) {
                ref.setValueType(customReferenceValue);
            }
            secToken.setReference(ref);
            if (KerberosSecurity.isKerberosToken(customReferenceValue)) {
                secToken.addTokenType(customReferenceValue);
            } else if (!WSConstants.WSS_USERNAME_TOKEN_VALUE_TYPE.equals(customReferenceValue)) {
                secToken.addTokenType(WSConstants.WSS_ENC_KEY_VALUE_TYPE);
            }
            keyInfo.addUnknownElement(secToken.getElement());
        } else if (!encryptSymmKey && (keyIdentifierType == WSConstants.ISSUER_SERIAL
                || keyIdentifierType == WSConstants.ISSUER_SERIAL_QUOTE_FORMAT)) {
            SecurityTokenReference secToken = new SecurityTokenReference(getDocument());
            if (addWSUNamespace) {
                secToken.addWSUNamespace();
            }
            secToken.addWSSENamespace();
            if (customReferenceValue != null) {
                secToken.setKeyIdentifierEncKeySHA1(customReferenceValue);
            } else {
                secToken.setKeyIdentifierEncKeySHA1(getEncryptedKeySHA1());
            }
            secToken.addTokenType(WSConstants.WSS_ENC_KEY_VALUE_TYPE);
            keyInfo.addUnknownElement(secToken.getElement());
        }

        Element keyInfoElement = keyInfo.getElement();
        keyInfoElement.setAttributeNS(
            WSConstants.XMLNS_NS, "xmlns:" + WSConstants.SIG_PREFIX, WSConstants.SIG_NS
        );

        return keyInfo;
    }