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RecordSetIterator

Kind of class:	class
Inherits from:	none
Implements:	Iterator
Version:	1.0
Author:	Francis Bourre
Classpath:	com.bourre.data.iterator.RecordSetIterator
File last modified:	Wednesday, 31 October 2007, 07:35:29

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/*
 * Copyright the original author or authors.
 * 
 * Licensed under the MOZILLA PUBLIC LICENSE, Version 1.1 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.mozilla.org/MPL/MPL-1.1.html
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
/**
 * @author Francis Bourre
 * @version 1.0
 */

import com.bourre.data.collections.RecordSet;
import com.bourre.data.iterator.Iterator;
import com.bourre.log.PixlibStringifier;

class com.bourre.data.iterator.RecordSetIterator 
    implements Iterator
{
    private var _rs : RecordSet;
    private var _n:Number;
    
    public function RecordSetIterator( rs : RecordSet ) 
    {
        _rs = rs;
        _n = -1;
    }
    
    public function hasNext() : Boolean 
    {
        return _n < _rs.getLength() - 1; 
    }

    public function next() 
    {
        return _rs.getItemAt( ++_n );
    }

    public function getIndex() : Number 
    {
        return _n;
    }

    /**
     * Returns the string representation of this instance.
     * @return the string representation of this instance
     */
    public function toString() : String 
    {
        return PixlibStringifier.stringify( this );
    }
}