ucar.nc2.ft
Interface PointFeatureIterator

All Known Implementing Classes:

PointIteratorAdapter, PointIteratorFiltered, PointIteratorImpl, PointIteratorMultidim, StandardPointFeatureIterator

public interface PointFeatureIterator

An iterator over PointFeatures

Since:

Feb 18, 2008

Author:

caron

Nested Class Summary

static interface

PointFeatureIterator.Filter A filter on PointFeatures

Method Summary

boolean	hasNext() Check if another PointFeature is available
PointFeature	next() Returns the next PointFeature.
void	setBufferSize(int bytes) Hint to use this much memory in buffering the iteration.

Method Detail

hasNext

boolean hasNext()
                throws java.io.IOException

Check if another PointFeature is available

Returns:

true if another PointFeature is available

Throws:

java.io.IOException - on i/o error

next

PointFeature next()
                  throws java.io.IOException

Returns the next PointFeature. You must call hasNext() before calling next(), even if you know it will return true.

Returns:

the next PointFeature

Throws:

java.io.IOException - on i/o error

setBufferSize

void setBufferSize(int bytes)

Hint to use this much memory in buffering the iteration. No guarentee that it will be used by the implementation.

Parameters:

bytes - amount of memory in bytes