public Object getObjectById(Class cls, Object key) {
checkStatus();
return pm.getObjectById(cls, key);
}
/**
* Accessor for an object given its id.
*
* @param id Id of the object.
* @param validate Whether to validate the object before returning it
* @return The object with this id
*/
public Object getObjectById(Object id, boolean validate) {
checkStatus();
return pm.getObjectById(id, validate);
}