ucar.nc2.ft

Interface PointFeatureCollectionIterator

All Superinterfaces:

java.lang.AutoCloseable, java.io.Closeable, IOIterator<PointFeatureCollection>

All Known Implementing Classes:

PointCollectionIteratorFiltered

public interface PointFeatureCollectionIterator
extends java.io.Closeable, IOIterator<PointFeatureCollection>

An iterator over PointFeatureCollections. Use try-with-resource to make sure resources are released:

 try (PointFeatureCollectionIterator iter = getIter()) {
   while (iter.hasNext())
     process(iter.next());
 }
 

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	PointFeatureCollectionIterator.Filter A filter on PointFeatureCollection.

Method Summary

Modifier and Type	Method and Description
default void	close() Make sure that the iterator is complete, and recover resources.
default void	finish() Deprecated. use try-with-resource
boolean	hasNext() true if another PointFeatureCollection is available
PointFeatureCollection	next() Returns the next PointFeatureCollection You must call hasNext() before calling next(), even if you know it will return true.

Method Detail

hasNext

boolean hasNext()
         throws java.io.IOException

true if another PointFeatureCollection is available

Specified by:

hasNext in interface IOIterator<PointFeatureCollection>

Returns:

true if another PointFeatureCollection is available

Throws:

java.io.IOException - on i/o error

next

PointFeatureCollection next()
                     throws java.io.IOException

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

Specified by:

next in interface IOIterator<PointFeatureCollection>

Returns:

the next PointFeatureCollection

Throws:

java.io.IOException - on i/o error

close

default void close()

Make sure that the iterator is complete, and recover resources. You must complete the iteration (until hasNext() returns false) or call close(). may be called more than once.

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

finish

default void finish()

Deprecated. use try-with-resource