counter.java

struts 2 核心包 的源码 有错误是难免的

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   Counter.java

package org.apache.struts2.util;

import java.io.Serializable;
import java.util.Iterator;

public class Counter
	implements Iterator, Serializable
{

	private static final long serialVersionUID = 0x26d0d1a71f117813L;
	boolean wrap;
	long first;
	long current;
	long interval;
	long last;

	public Counter()
	{
		wrap = false;
		first = 1L;
		current = first;
		interval = 1L;
		last = -1L;
	}

	public void setAdd(long addition)
	{
		current += addition;
	}

	public void setCurrent(long current)
	{
		this.current = current;
	}

	public long getCurrent()
	{
		return current;
	}

	public void setFirst(long first)
	{
		this.first = first;
		current = first;
	}

	public long getFirst()
	{
		return first;
	}

	public void setInterval(long interval)
	{
		this.interval = interval;
	}

	public long getInterval()
	{
		return interval;
	}

	public void setLast(long last)
	{
		this.last = last;
	}

	public long getLast()
	{
		return last;
	}

	public long getNext()
	{
		long next = current;
		current += interval;
		if (wrap && current > last)
			current -= (1L + last) - first;
		return next;
	}

	public long getPrevious()
	{
		current -= interval;
		if (wrap && current < first)
			current += (last - first) + 1L;
		return current;
	}

	public void setWrap(boolean wrap)
	{
		this.wrap = wrap;
	}

	public boolean isWrap()
	{
		return wrap;
	}

	public boolean hasNext()
	{
		return last != -1L && !wrap ? current <= last : true;
	}

	public Object next()
	{
		return new Long(getNext());
	}

	public void remove()
	{
	}
}