bsh.collection
Class CollectionIterator

java.lang.Object
  bsh.collection.CollectionIterator

All Implemented Interfaces:

BshIterator

public class CollectionIterator

extends java.lang.Object

implements BshIterator

This is the implementation of: BshIterator - a dynamically loaded extension that supports the collections API supported by JDK1.2 and greater.

Author:

Daniel Leuck, Pat Niemeyer

Constructor Summary

CollectionIterator(java.lang.Object iterateOverMe)
Construct a basic CollectionIterator

Method Summary

protected java.util.Iterator	createIterator(java.lang.Object iterateOverMe) Create an iterator over the given object
boolean	hasNext() Returns true if and only if there are more objects available via the next() method
java.lang.Object	next() Fetch the next object in the iteration

Methods inherited from class java.lang.Object

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

Constructor Detail

CollectionIterator

public CollectionIterator(java.lang.Object iterateOverMe)

Construct a basic CollectionIterator

Throws:

java.lang.IllegalArgumentException - If the argument is not a supported (i.e. iterable) type.

java.lang.NullPointerException - If the argument is null

Method Detail

createIterator

protected java.util.Iterator createIterator(java.lang.Object iterateOverMe)

Create an iterator over the given object

Parameters:

iterateOverMe - Object of type Iterator, Collection, or types supported by CollectionManager.BasicBshIterator

Returns:

an Iterator

Throws:

java.lang.IllegalArgumentException - If the argument is not a supported (i.e. iterable) type.

java.lang.NullPointerException - If the argument is null

next

public java.lang.Object next()

Fetch the next object in the iteration

Specified by:

next in interface BshIterator

Returns:

The next object

hasNext

public boolean hasNext()

Returns true if and only if there are more objects available via the next() method

Specified by:

hasNext in interface BshIterator

Returns:

The next object