@Override
public Object invokeMethod(String name, Object obj) {
Object[] args = obj.getClass().isArray() ? (Object[]) obj : new Object[] {obj};
if (isCriteriaConstructionMethod(name, args)) {
initializeQuery();
uniqueResult = false;
invokeClosureNode(args[0]);
Object result;
if (!uniqueResult) {
result = query.list();
} else {
result = query.singleResult();
}
query = null;
return result;
}
MetaMethod metaMethod = getMetaClass().getMetaMethod(name, args);
if (metaMethod != null) {
return metaMethod.invoke(this, args);
}
metaMethod = queryMetaClass.getMetaMethod(name, args);
if (metaMethod != null) {
return metaMethod.invoke(query, args);
}
if (args.length == 1 && args[0] instanceof Closure) {
final PersistentProperty property = persistentEntity.getPropertyByName(name);
if (property instanceof Association) {
Association association = (Association) property;
Query previousQuery = query;
PersistentEntity previousEntity = persistentEntity;
Query associationQuery = null;
try {
associationQuery = query.createQuery(property.getName());
if (associationQuery instanceof AssociationQuery) {
previousQuery.add((Query.Criterion) associationQuery);
}
query = associationQuery;
persistentEntity = association.getAssociatedEntity();
invokeClosureNode(args[0]);
return query;
} finally {
persistentEntity = previousEntity;
query = previousQuery;
}
}
}
throw new MissingMethodException(name, getClass(), args);
}
@SuppressWarnings("unchecked")
public boolean onPreUpdate(PreUpdateEvent event) {
Object entity = event.getEntity();
boolean evict = false;
if (preUpdateEventListener != null) {
evict = preUpdateEventListener.call(entity);
synchronizePersisterState(entity, event.getPersister(), event.getState());
}
if (lastUpdatedProperty != null && shouldTimestamp) {
Object now =
DefaultGroovyMethods.newInstance(
lastUpdatedProperty.getType(), new Object[] {System.currentTimeMillis()});
event
.getState()[
ArrayUtils.indexOf(
event.getPersister().getPropertyNames(),
GrailsDomainClassProperty.LAST_UPDATED)] =
now;
lastUpdatedProperty.setProperty(entity, now);
}
if (!AbstractSavePersistentMethod.isAutoValidationDisabled(entity)
&& !DefaultTypeTransformation.castToBoolean(
validateMethod.invoke(entity, new Object[] {validateParams}))) {
evict = true;
if (failOnErrorEnabled) {
Errors errors = (Errors) errorsProperty.getProperty(entity);
throw new ValidationException(
"Validation error whilst flushing entity [" + entity.getClass().getName() + "]",
errors);
}
}
return evict;
}
@Override
public boolean call(Object entity) {
Object retval = method.invoke(entity, EMPTY_OBJECT_ARRAY);
return resolveReturnValue(retval);
}
public Object invoke(Object object, Object[] arguments) {
// make sure parameterTypes gets set
method.getParameterTypes();
return method.invoke(
mixinInMetaClass.getMixinInstance(object), method.correctArguments(arguments));
}
