com.splicemachine.derby.utils

Interface StandardIterator<T>

All Known Implementing Classes:

DirectScanner, SITableScanner

public interface StandardIterator<T>

Iterator which is allowed to throw exceptions.

Method Summary

Modifier and Type	Method and Description
void	close() Close the iterator.
T	next() Get the next element in the interation
void	open() Open the iterator for operations.

Method Detail

open

void open()
   throws StandardException,
          java.io.IOException

Open the iterator for operations. Should be called before the first call to next();

Throws:

StandardException

java.io.IOException

next

T next()
throws StandardException,
       java.io.IOException

Get the next element in the interation

Returns:

the next element in the iteration, or null if no more elements exist

Throws:

StandardException

java.io.IOException

close

void close()
    throws StandardException,
           java.io.IOException

Close the iterator. Should be called after the last call to next(); once called, next() should no longer be called.

Throws:

StandardException

java.io.IOException