prefuse.data.util
Class FilterRowIterator

java.lang.Object
  prefuse.util.collections.AbstractLiteralIterator
      prefuse.util.collections.IntIterator
          prefuse.data.util.FilterRowIterator

All Implemented Interfaces:

java.util.Iterator, LiteralIterator

public class FilterRowIterator
extends IntIterator

Iterator over table rows that filters the output by a given predicate. For each table row, the corresponding tuple is checked against the predicate. Only rows whose tuples pass the filter are included in this iteration.

Author:

jeffrey heer

Constructor Summary

FilterRowIterator(IntIterator rows, Table t, Predicate p)
Create a new FilterRowIterator.

Method Summary

boolean	hasNext()
int	nextInt()
void	remove() Not supported.

Methods inherited from class prefuse.util.collections.IntIterator

isDoubleSupported, isFloatSupported, isIntSupported, isLongSupported, next, nextDouble, nextFloat, nextLong

Methods inherited from class prefuse.util.collections.AbstractLiteralIterator

isBooleanSupported, nextBoolean

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FilterRowIterator

public FilterRowIterator(IntIterator rows,
                         Table t,
                         Predicate p)

Create a new FilterRowIterator.

Parameters:

rows - an iterator over table rows

t - the whos rows are being iterated over

p - the filter predicate to use

Method Detail

nextInt

public int nextInt()

Specified by:

nextInt in interface LiteralIterator

Specified by:

nextInt in class IntIterator

See Also:

LiteralIterator.nextInt()

hasNext

public boolean hasNext()

See Also:

Iterator.hasNext()

remove

public void remove()

Not supported.

See Also:

Iterator.remove()