/**
* Whether this element is required.
*
* @return Whether this element is required.
*/
public boolean isRequired() {
boolean required = BeanValidationUtils.isNotNull(this);
if (xmlElement != null && !required) {
required = xmlElement.required();
}
return required;
}
protected boolean isMandatory(Object bean, String propertyName) {
// lets look at the setter method and see if its got a @Required
// annotation
if (bean instanceof AbstractNode) {
AbstractNode node = (AbstractNode) bean;
Class<?> camelClass = node.getCamelDefinitionClass();
if (camelClass != null) {
XmlAccessorType accessorType = camelClass.getAnnotation(XmlAccessorType.class);
boolean useMethods = true;
if (accessorType != null) {
if (accessorType.value().equals(XmlAccessType.FIELD)) {
useMethods = false;
}
}
try {
BeanInfo beanInfo = Introspector.getBeanInfo(camelClass);
PropertyDescriptor[] propertyDescriptors = beanInfo.getPropertyDescriptors();
if (propertyDescriptors != null) {
for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {
if (propertyName.equals(propertyDescriptor.getName())) {
Method writeMethod = propertyDescriptor.getWriteMethod();
if (writeMethod != null) {
Required annotation = writeMethod.getAnnotation(Required.class);
if (annotation != null) {
return true;
}
if (useMethods) {
XmlElement element = writeMethod.getAnnotation(XmlElement.class);
if (element != null && element.required()) {
return true;
}
XmlAttribute attribute = writeMethod.getAnnotation(XmlAttribute.class);
if (attribute != null && attribute.required()) {
return true;
}
}
}
break;
}
}
}
if (!useMethods) {
Field[] fields = camelClass.getDeclaredFields();
for (Field field : fields) {
if (propertyName.equals(field.getName())) {
Required annotation = field.getAnnotation(Required.class);
if (annotation != null) {
return true;
}
XmlElement element = field.getAnnotation(XmlElement.class);
if (element != null && element.required()) {
return true;
}
XmlAttribute attribute = field.getAnnotation(XmlAttribute.class);
if (attribute != null && attribute.required()) {
return true;
}
}
}
}
} catch (IntrospectionException e) {
// ignore
}
}
}
// expression is mandatory on resequence
if (node instanceof Resequence && "expression".equals(propertyName)) {
return true;
}
// lets make all URI properties mandatory by default to avoid complex
// validation with ref v uri
boolean answer =
("uri".equals(propertyName) || propertyName.endsWith("Uri"))
|| (bean instanceof Aggregate && "strategyRef".equals(propertyName))
|| (bean instanceof ConvertBody && "type".equals(propertyName))
|| (bean instanceof ExpressionDefinition && isMandatoryExpression())
|| (bean instanceof Log && "message".equals(propertyName))
|| (bean instanceof Process && "ref".equals(propertyName))
|| (bean instanceof RemoveHeader && "headerName".equals(propertyName))
|| (bean instanceof RemoveProperty && "propertyName".equals(propertyName))
|| (bean instanceof SetHeader && "headerName".equals(propertyName))
|| (bean instanceof SetOutHeader && "headerName".equals(propertyName))
|| (bean instanceof SetProperty && "propertyName".equals(propertyName));
return answer;
}