Creates an Accumulator object for an Event object of the Listener. This method will create an Accumulator object only when that object does not already exist. If the object already exists, the existing object is returned.
Accumulator lookupAccumulator(String accumulatorName);
Listener listener = new Listener("sampleApp", "4.0");
Container store = listener.lookupContainer("storeName");
Event creations = store.lookupEvent("document creations");
Accumulator numCreations = creations.lookupAccumulator("number of document
creations");
...