/**
* Perform validation on namespace qualified attribute values if present. This includes the
* validation of namespace presence and equality.
*
* @param receivedElement
* @param receivedAttribute
* @param sourceElement
* @param sourceAttribute
*/
private void doNamespaceQualifiedAttributeValidation(
Node receivedElement, Node receivedAttribute, Node sourceElement, Node sourceAttribute) {
String receivedValue = receivedAttribute.getNodeValue();
String sourceValue = sourceAttribute.getNodeValue();
if (receivedValue.contains(":") && sourceValue.contains(":")) {
// value has namespace prefix set, do special QName validation
String receivedPrefix = receivedValue.substring(0, receivedValue.indexOf(':'));
String sourcePrefix = sourceValue.substring(0, sourceValue.indexOf(':'));
Map<String, String> receivedNamespaces =
XMLUtils.lookupNamespaces(receivedAttribute.getOwnerDocument());
receivedNamespaces.putAll(XMLUtils.lookupNamespaces(receivedElement));
if (receivedNamespaces.containsKey(receivedPrefix)) {
Map<String, String> sourceNamespaces =
XMLUtils.lookupNamespaces(sourceAttribute.getOwnerDocument());
sourceNamespaces.putAll(XMLUtils.lookupNamespaces(sourceElement));
if (sourceNamespaces.containsKey(sourcePrefix)) {
Assert.isTrue(
sourceNamespaces.get(sourcePrefix).equals(receivedNamespaces.get(receivedPrefix)),
ValidationUtils.buildValueMismatchErrorMessage(
"Values not equal for attribute value namespace '" + receivedValue + "'",
sourceNamespaces.get(sourcePrefix),
receivedNamespaces.get(receivedPrefix)));
// remove namespace prefixes as they must not form equality
receivedValue = receivedValue.substring((receivedPrefix + ":").length());
sourceValue = sourceValue.substring((sourcePrefix + ":").length());
} else {
throw new ValidationException(
"Received attribute value '"
+ receivedAttribute.getLocalName()
+ "' describes namespace qualified attribute value,"
+ " control value '"
+ sourceValue
+ "' does not");
}
}
}
Assert.isTrue(
receivedValue.equals(sourceValue),
ValidationUtils.buildValueMismatchErrorMessage(
"Values not equal for attribute '" + receivedAttribute.getLocalName() + "'",
sourceValue,
receivedValue));
}
/**
* Message headers consist of standard HTTP message headers and custom headers. This method
* assumes that all header entries that were not initially mapped by header mapper implementations
* are custom headers.
*
* @param httpHeaders all message headers in their pre nature.
* @param mappedHeaders the previously mapped header entries (all standard headers).
* @return
*/
private Map<String, String> getCustomHeaders(
HttpHeaders httpHeaders, Map<String, ?> mappedHeaders) {
Map<String, String> customHeaders = new HashMap<String, String>();
for (Entry<String, List<String>> header : httpHeaders.entrySet()) {
if (!mappedHeaders.containsKey(header.getKey())) {
customHeaders.put(
header.getKey(), StringUtils.collectionToCommaDelimitedString(header.getValue()));
}
}
return customHeaders;
}
/**
* Validate namespaces in message. The method compares namespace declarations in the root element
* of the received message to expected namespaces. Prefixes are important too, so differing
* namespace prefixes will fail the validation.
*
* @param expectedNamespaces
* @param receivedMessage
*/
protected void validateNamespaces(
Map<String, String> expectedNamespaces, Message receivedMessage) {
if (CollectionUtils.isEmpty(expectedNamespaces)) {
return;
}
if (receivedMessage.getPayload() == null
|| !StringUtils.hasText(receivedMessage.getPayload(String.class))) {
throw new ValidationException(
"Unable to validate message namespaces - receive message payload was empty");
}
log.info("Start XML namespace validation");
Document received = XMLUtils.parseMessagePayload(receivedMessage.getPayload(String.class));
Map<String, String> foundNamespaces =
XMLUtils.lookupNamespaces(receivedMessage.getPayload(String.class));
if (foundNamespaces.size() != expectedNamespaces.size()) {
throw new ValidationException(
"Number of namespace declarations not equal for node "
+ XMLUtils.getNodesPathName(received.getFirstChild())
+ " found "
+ foundNamespaces.size()
+ " expected "
+ expectedNamespaces.size());
}
for (Entry<String, String> entry : expectedNamespaces.entrySet()) {
String namespace = entry.getKey();
String url = entry.getValue();
if (foundNamespaces.containsKey(namespace)) {
if (!foundNamespaces.get(namespace).equals(url)) {
throw new ValidationException(
"Namespace '"
+ namespace
+ "' values not equal: found '"
+ foundNamespaces.get(namespace)
+ "' expected '"
+ url
+ "' in reference node "
+ XMLUtils.getNodesPathName(received.getFirstChild()));
} else {
log.info(
"Validating namespace " + namespace + " value as expected " + url + " - value OK");
}
} else {
throw new ValidationException(
"Missing namespace "
+ namespace
+ "("
+ url
+ ") in node "
+ XMLUtils.getNodesPathName(received.getFirstChild()));
}
}
log.info("XML namespace validation finished successfully: All values OK");
}