Sets the value of a Meter object counter to the specified amount. The current value may be obtained by calling getValue.
void setValue(__int64 value);
Listener *listener = new Listener("sampleApp", "4.0",
NULL, false);
Meter *cacheSize = listener->lookupMeter("cache size");
Container *store = listener->lookupContainer("storeName");
Meter *cacheSize = store->lookupMeter("cache size");
cacheSize->setValue(1);
...