final HashSet<Serializer> serializers = new HashSet<Serializer>();
if (serializer.uid() >= 0) {
serializers.add(serializer);
}
AsyncExecutor.fork(new ParallelTask() {
@Override
public void execute(int taskNum, int taskCount) throws IOException, ClassNotFoundException {
SerializerCollector collector = new SerializerCollector(mmap.getAddr(), mmap.getSize());
for (int i = taskNum; i < capacity; i += taskCount) {