com.ibm.wala.util.collections
Class FilterIterator<T>

java.lang.Object
  com.ibm.wala.util.collections.FilterIterator<T>

All Implemented Interfaces:

java.util.Iterator<T>

public class FilterIterator<T>
extends java.lang.Object
implements java.util.Iterator<T>

A FilterIterator filters an Iterator to generate a new one.

Constructor Summary

FilterIterator(java.util.Iterator<?> i, Filter f)

Method Summary

boolean	hasNext()
T	next()
void	remove()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterIterator

public FilterIterator(java.util.Iterator<?> i,
                      Filter f)

Parameters:

i - the original iterator

f - a filter which defines which elements belong to the generated iterator

Method Detail

next

public T next()
       throws java.util.NoSuchElementException

Specified by:

next in interface java.util.Iterator<T>

Throws:

java.util.NoSuchElementException

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<T>

remove

public void remove()
            throws java.lang.UnsupportedOperationException

Specified by:

remove in interface java.util.Iterator<T>

Throws:

java.lang.UnsupportedOperationException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object