public synchronized void cancel(Object tag) {
Iterator<AsyncCall> i = this.readyCalls.iterator();
while (i.hasNext()) {
if (Util.equal(tag, ((AsyncCall) i.next()).tag())) {
i.remove();
}
}
for (AsyncCall call : this.runningCalls) {
if (Util.equal(tag, call.tag())) {
call.get().canceled = true;
HttpEngine engine = call.get().engine;
if (engine != null) {
engine.disconnect();
}
}
}
}
