public void handle()
{
int startIndex = input.readInt();
int endIndex = input.readInt();
IntervalRole interval = intervalFactory.build(startIndex, endIndex);
array.mirrorInterval(interval);
}
public void handle()
{
int index = input.readInt();
int value = array.getValueAt(index);
output.print(value);
}
public void runCommands()
{
while (input.hasMoreData())
{
int commandCode = input.readInt();
HandlerRole commandHandler = dispatcher.get(commandCode);
commandHandler.handle();
}
}