PostgreSQL JDBC - Re: isLast() and empty ResultSet

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Re: isLast() and empty ResultSet

Kris Jurka

2005-04-21, 8:24 pm

On Thu, 21 Apr 2005, Ruediger Herrmann wrote:

> I implemented an Iterator interface iterating over a ResultSet. Therefore
> I rely on isLast() to implement the Iterator#hasNext() method. This works
> fine unless the whole ResultSet is empty.
> For empty RresultSets, isLast always returns true.

It always returns false because isLast implies that you are on the last
row of the ResultSet. If the ResultSet is empty you aren't on a row,
so you can't be on the last row.

Kris Jurka

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