public Object get(String property) throws PropertyAccessException {
EventPropertyGetter getter = revisionEventType.getGetter(property);
if (getter == null) {
return null;
}
return getter.get(this);
}
public Object getFragment(EventBean obj) {
Object underlying = obj.getUnderlying();
// The underlying is expected to be a map
if (!(underlying instanceof Map)) {
throw new PropertyAccessException(
"Mismatched property getter to event bean type, "
+ "the underlying data object is not of type java.lang.Map");
}
Map map = (Map) underlying;
Object value = map.get(propertyMap);
if (value == null) {
return null;
}
if (!value.getClass().isArray()) {
return null;
}
if (Array.getLength(value) <= index) {
return null;
}
Object valueMap = Array.get(value, index);
if (!(valueMap instanceof Map)) {
if (value instanceof EventBean) {
return eventBeanEntryGetter.getFragment((EventBean) value);
}
return null;
}
// If the map does not contain the key, this is allowed and represented as null
EventBean eventBean = eventAdapterService.adaptorForTypedMap((Map) valueMap, innerType);
return eventBeanEntryGetter.getFragment(eventBean);
}
public Object getFragment(String propertyExpression) {
EventPropertyGetter getter = eventType.getGetter(propertyExpression);
if (getter == null) {
throw new PropertyAccessException(
"Property named '" + propertyExpression + "' is not a valid property name for this type");
}
return getter.getFragment(this);
}
public void testGetGetter() {
EventPropertyGetter getter =
nested[0].getGetter(
(BeanEventType) event.getEventType(), SupportEventAdapterService.getService());
assertEquals("nestedValue", getter.get(event));
getter =
nested[1].getGetter(
(BeanEventType) event.getEventType(), SupportEventAdapterService.getService());
assertEquals("nestedNestedValue", getter.get(event));
}
public Object evaluate(
Object target,
EventBean[] eventsPerStream,
boolean isNewData,
ExprEvaluatorContext exprEvaluatorContext) {
if (!(target instanceof EventBean)) {
return null;
}
return getter.get((EventBean) target);
}
public Object getMap(Map<String, Object> map) throws PropertyAccessException {
Object value = map.get(propertyMap);
if (value == null) {
return null;
}
if (!value.getClass().isArray()) {
return null;
}
if (Array.getLength(value) <= index) {
return null;
}
Object valueMap = Array.get(value, index);
if (!(valueMap instanceof Map)) {
if (value instanceof EventBean) {
return eventBeanEntryGetter.get((EventBean) value);
}
return null;
}
// If the map does not contain the key, this is allowed and represented as null
EventBean eventBean = eventAdapterService.adaptorForTypedMap((Map) valueMap, innerType);
return eventBeanEntryGetter.get(eventBean);
}
public Object evaluate(
EventBean[] eventsPerStream, boolean isNewData, ExprEvaluatorContext exprEvaluatorContext) {
Object value = reader.getValue();
if (isPrimitive) {
return value;
}
if (value == null) {
return null;
}
EventBean theEvent = (EventBean) value;
if (optSubPropName == null) {
return theEvent.getUnderlying();
}
return eventTypeGetter.get(theEvent);
}
/**
* Determine multikey for index access.
*
* @param theEvent to get properties from for key
* @return multi key
*/
protected Object getKey(EventBean theEvent) {
return propertyGetter.get(theEvent);
}
private Object getKey(EventBean theEvent) {
return propertyGetter.get(theEvent);
}