/**
* Checks whether the given node contains a validation matcher
*
* @param node
* @return true if node value contains validation matcher, false if not
*/
private boolean isValidationMatcherExpression(Node node) {
switch (node.getNodeType()) {
case Node.ELEMENT_NODE:
return node.getFirstChild() != null
&& StringUtils.hasText(node.getFirstChild().getNodeValue())
&& ValidationMatcherUtils.isValidationMatcherExpression(
node.getFirstChild().getNodeValue().trim());
case Node.ATTRIBUTE_NODE:
return StringUtils.hasText(node.getNodeValue())
&& ValidationMatcherUtils.isValidationMatcherExpression(node.getNodeValue().trim());
default:
return false; // validation matchers makes no sense
}
}
/**
* Handle attribute node during validation.
*
* @param receivedElement
* @param receivedAttribute
* @param sourceElement
* @param validationContext
*/
private void doAttribute(
Node receivedElement,
Node receivedAttribute,
Node sourceElement,
XmlMessageValidationContext validationContext,
NamespaceContext namespaceContext,
TestContext context) {
if (receivedAttribute.getNodeName().startsWith(XMLConstants.XMLNS_ATTRIBUTE)) {
return;
}
String receivedAttributeName = receivedAttribute.getLocalName();
if (log.isDebugEnabled()) {
log.debug(
"Validating attribute: "
+ receivedAttributeName
+ " ("
+ receivedAttribute.getNamespaceURI()
+ ")");
}
NamedNodeMap sourceAttributes = sourceElement.getAttributes();
Node sourceAttribute =
sourceAttributes.getNamedItemNS(receivedAttribute.getNamespaceURI(), receivedAttributeName);
Assert.isTrue(
sourceAttribute != null,
"Attribute validation failed for element '"
+ receivedElement.getLocalName()
+ "', unknown attribute "
+ receivedAttributeName
+ " ("
+ receivedAttribute.getNamespaceURI()
+ ")");
if (XmlValidationUtils.isAttributeIgnored(
receivedElement,
receivedAttribute,
sourceAttribute,
validationContext.getIgnoreExpressions(),
namespaceContext)) {
return;
}
String receivedValue = receivedAttribute.getNodeValue();
String sourceValue = sourceAttribute.getNodeValue();
if (isValidationMatcherExpression(sourceAttribute)) {
ValidationMatcherUtils.resolveValidationMatcher(
sourceAttribute.getNodeName(),
receivedAttribute.getNodeValue().trim(),
sourceAttribute.getNodeValue().trim(),
context);
} else if (receivedValue.contains(":") && sourceValue.contains(":")) {
doNamespaceQualifiedAttributeValidation(
receivedElement, receivedAttribute, sourceElement, sourceAttribute);
} else {
Assert.isTrue(
receivedValue.equals(sourceValue),
ValidationUtils.buildValueMismatchErrorMessage(
"Values not equal for attribute '" + receivedAttributeName + "'",
sourceValue,
receivedValue));
}
if (log.isDebugEnabled()) {
log.debug("Attribute '" + receivedAttributeName + "'='" + receivedValue + "': OK");
}
}
/**
* Handle element node.
*
* @param received
* @param source
* @param validationContext
*/
private void doElement(
Node received,
Node source,
XmlMessageValidationContext validationContext,
NamespaceContext namespaceContext,
TestContext context) {
doElementNameValidation(received, source);
doElementNamespaceValidation(received, source);
// check if element is ignored either by xpath or by ignore placeholder in source message
if (XmlValidationUtils.isElementIgnored(
source, received, validationContext.getIgnoreExpressions(), namespaceContext)) {
return;
}
// work on attributes
if (log.isDebugEnabled()) {
log.debug("Validating attributes for element: " + received.getLocalName());
}
NamedNodeMap receivedAttr = received.getAttributes();
NamedNodeMap sourceAttr = source.getAttributes();
Assert.isTrue(
countAttributes(receivedAttr) == countAttributes(sourceAttr),
ValidationUtils.buildValueMismatchErrorMessage(
"Number of attributes not equal for element '" + received.getLocalName() + "'",
countAttributes(sourceAttr),
countAttributes(receivedAttr)));
for (int i = 0; i < receivedAttr.getLength(); i++) {
doAttribute(
received, receivedAttr.item(i), source, validationContext, namespaceContext, context);
}
// check if validation matcher on element is specified
if (isValidationMatcherExpression(source)) {
ValidationMatcherUtils.resolveValidationMatcher(
source.getNodeName(),
received.getFirstChild().getNodeValue().trim(),
source.getFirstChild().getNodeValue().trim(),
context);
return;
}
// work on child nodes
NodeList receivedChilds = received.getChildNodes();
NodeList sourceChilds = source.getChildNodes();
Assert.isTrue(
receivedChilds.getLength() == sourceChilds.getLength(),
ValidationUtils.buildValueMismatchErrorMessage(
"Number of child elements not equal for element '" + received.getLocalName() + "'",
sourceChilds.getLength(),
receivedChilds.getLength()));
for (int i = 0; i < receivedChilds.getLength(); i++) {
this.validateXmlTree(
receivedChilds.item(i),
sourceChilds.item(i),
validationContext,
namespaceContext,
context);
}
if (log.isDebugEnabled()) {
log.debug(
"Validation successful for element: "
+ received.getLocalName()
+ " ("
+ received.getNamespaceURI()
+ ")");
}
}