On Tue, Feb 12, 2013 at 1:21 AM, Dang Thi Hai Ha <[email protected]> wrote:
> Hi,
>
> My answer is written inline below:
>
> ....
>> /* Data received from mote nodeId containing NREADINGS samples from
>> messageId * NREADINGS onwards. Tell parent if this is a new node.
>> */
>> void update(int nodeId, int messageId, int readings[]) {
>> if (nodeId >= nodes.length) {
>> int newLength = nodes.length * 2;
>>
>
> This is to avoid changing the nodes.length everytime a new node arrives.
>
>
>
>> if (nodeId >= newLength) {
>> newLength = nodeId + 1;
>> }
>>
> This is to treat the case when node.length = 0.
>
That seems like a rather convoluted (unclear) way of checking for 0. Why
don't you simply check for node.length == 0?
>
>
>
>>
>>
>> now because i have this: int newLength = nodes.length * 2; because it's
>> multiplies for two?
>> because i have this new controll
>> if (nodeId >= newLength) {
>> newLength = nodeId + 1;
>> }
>>
>> if i change this code in this i think don't have a real effect, i think
>> true?
>> if (nodeId +1 >= nodes.length) {
>> int newLength = nodes.length * 4;
>> if (nodeId >= newLength) {
>> newLength = nodeId + 1;
>> }
>>
>
> Please explain your purpose for this change? What do you want?
>
> Cheers,
>
> Ha.
>
>
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>
--
Eric B. Decker
Senior (over 50 :-) Researcher
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