Class IteratorUtil

java.lang.Object

com.ibm.wala.util.collections.IteratorUtil

public class IteratorUtil
extends Object

utilities dealing with Iterators

Constructor Summary

Constructors

Constructor	Description
IteratorUtil()

Method Summary

Modifier and Type	Method	Description
static <T> boolean	contains(Iterator<? extends T> it, T o)
static final <T> int	count(Iterator<T> it)
static <T, S extends T> Iterator<S>	filter(Iterator<T> iterator, Class<S> cls)

Methods inherited from class java.lang.Object

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

Constructor Details

IteratorUtil

public IteratorUtil()

Method Details

contains

public static <T> boolean contains(Iterator<? extends T> it,
 T o)

Returns:

true iff the Iterator returns some elements which equals() the object o

count

public static final <T> int count(Iterator<T> it)
                           throws IllegalArgumentException

Throws:

IllegalArgumentException

filter

public static <T,
S extends T> Iterator<S> filter(Iterator<T> iterator,
 Class<S> cls)