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An iteration of the results of a query. This interface provides the ability to move forward only in the result set and pick the next result and close it.
Method Summary | |
void |
close()
Closes the result set and releases all resources held by it. |
boolean |
hasMore()
Returns true if there are any more results in the result set. |
java.lang.Object |
next()
Returns the next result in the result set. |
Methods inherited from interface java.util.Enumeration |
hasMoreElements, nextElement |
Method Detail |
public boolean hasMore() throws PersistenceException
PersistenceException
- An error with the persistence
enginepublic java.lang.Object next() throws PersistenceException, java.util.NoSuchElementException
hasMore()
returns
false) this method will throw an exceptin. If an error
occured reading the last result, an exception will be
thrown and the result set cannot be used further.
PersistenceException
- An error with the persistence
engine
java.util.NoSuchElementException
- There are no more results in
the result setpublic void close()
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