polyglot.util
Class TransformingIterator

java.lang.Object
  polyglot.util.TransformingIterator

All Implemented Interfaces:

java.util.Iterator

public final class TransformingIterator
extends java.lang.Object
implements java.util.Iterator

TransformingIterator Overview: This is a swiss-army-knife of iterators. It concatenates, maps, and filters. Does not support Remove.

Constructor Summary

TransformingIterator(java.util.Collection iters, Transformation trans)

TransformingIterator(java.util.Iterator[] iters, Transformation trans)

TransformingIterator(java.util.Iterator iter, Transformation trans)

Method Summary

boolean	hasNext()
java.lang.Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

TransformingIterator

public TransformingIterator(java.util.Iterator iter,
                            Transformation trans)

TransformingIterator

public TransformingIterator(java.util.Collection iters,
                            Transformation trans)

TransformingIterator

public TransformingIterator(java.util.Iterator[] iters,
                            Transformation trans)

Method Detail

next

public java.lang.Object next()

Specified by:

next in interface java.util.Iterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator

remove

public void remove()

Specified by:

remove in interface java.util.Iterator