itemlist.java

java 文件下载器。可自定义

// 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:   ItemList.java

package org.json.simple;

import java.util.*;

public class ItemList
{

	private String sp;
	List items;

	public ItemList()
	{
		sp = ",";
		items = new ArrayList();
	}

	public ItemList(String s)
	{
		sp = ",";
		items = new ArrayList();
		split(s, sp, items);
	}

	public ItemList(String s, String sp)
	{
		this.sp = ",";
		items = new ArrayList();
		this.sp = s;
		split(s, sp, items);
	}

	public ItemList(String s, String sp, boolean isMultiToken)
	{
		this.sp = ",";
		items = new ArrayList();
		split(s, sp, items, isMultiToken);
	}

	public List getItems()
	{
		return items;
	}

	public String[] getArray()
	{
		return (String[])(String[])items.toArray(new String[items.size()]);
	}

	public void split(String s, String sp, List append, boolean isMultiToken)
	{
		if (s == null || sp == null)
			return;
		if (isMultiToken)
		{
			for (StringTokenizer tokens = new StringTokenizer(s, sp); tokens.hasMoreTokens(); append.add(tokens.nextToken().trim()));
		} else
		{
			split(s, sp, append);
		}
	}

	public void split(String s, String sp, List append)
	{
		if (s == null || sp == null)
			return;
		int pos = 0;
		int prevPos = 0;
		do
		{
			prevPos = pos;
			pos = s.indexOf(sp, pos);
			if (pos == -1)
				break;
			append.add(s.substring(prevPos, pos).trim());
			pos += sp.length();
		} while (pos != -1);
		append.add(s.substring(prevPos).trim());
	}

	public void setSP(String sp)
	{
		this.sp = sp;
	}

	public void add(int i, String item)
	{
		if (item == null)
		{
			return;
		} else
		{
			items.add(i, item.trim());
			return;
		}
	}

	public void add(String item)
	{
		if (item == null)
		{
			return;
		} else
		{
			items.add(item.trim());
			return;
		}
	}

	public void addAll(ItemList list)
	{
		items.addAll(list.items);
	}

	public void addAll(String s)
	{
		split(s, sp, items);
	}

	public void addAll(String s, String sp)
	{
		split(s, sp, items);
	}

	public void addAll(String s, String sp, boolean isMultiToken)
	{
		split(s, sp, items, isMultiToken);
	}

	public String get(int i)
	{
		return (String)items.get(i);
	}

	public int size()
	{
		return items.size();
	}

	public String toString()
	{
		return toString(sp);
	}

	public String toString(String sp)
	{
		StringBuffer sb = new StringBuffer();
		for (int i = 0; i < items.size(); i++)
			if (i == 0)
			{
				sb.append((String)items.get(i));
			} else
			{
				sb.append(sp);
				sb.append((String)items.get(i));
			}

		return sb.toString();
	}

	public void clear()
	{
		items.clear();
	}

	public void reset()
	{
		sp = ",";
		items.clear();
	}
}