/*
* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package jdk.nashorn.internal.runtime.arrays;
import jdk.nashorn.internal.runtime.ScriptObject;
/**
* Iterator over a NativeArray
*/
class ScriptArrayIterator extends ArrayLikeIterator<Object> {
/** Array {@link ScriptObject} to iterate over */
protected final ScriptObject array;
/** length of array */
protected final long length;
/**
* Constructor
* @param array array to iterate over
* @param includeUndefined should undefined elements be included in iteration
*/
protected ScriptArrayIterator(final ScriptObject array, final boolean includeUndefined) {
super(includeUndefined);
this.array = array;
this.length = array.getArray().length();
}
/**
* Is the current index still inside the array
* @return true if inside the array
*/
protected boolean indexInArray() {
return index < length;
}
@Override
public Object next() {
return array.get(bumpIndex());
}
@Override
public long getLength() {
return length;
}
@Override
public boolean hasNext() {
if (!includeUndefined) {
while (indexInArray()) {
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