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/*
* $Id: ItemList.java,v 1.1 2006/04/15 14:10:48 platform Exp $
* Created on 2006-3-24
*/
package org.json.simple;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
/**
* |a:b:c| => |a|,|b|,|c|
* |:| => ||,||
* |a:| => |a|,||
* @author FangYidong<fangyidong@yahoo.com.cn>
*/
public class ItemList {
private String sp=",";
List items=new ArrayList();
public ItemList(){}
public ItemList(String s){
this.split(s,sp,items);
}
public ItemList(String s,String sp){
this.sp=s;
this.split(s,sp,items);
}
public ItemList(String s,String sp,boolean isMultiToken){
split(s,sp,items,isMultiToken);
}
public List getItems(){
return this.items;
}
public String[] getArray(){
return (String[])this.items.toArray();
}
public void split(String s,String sp,List append,boolean isMultiToken){
if(s==null || sp==null)
return;
if(isMultiToken){
StringTokenizer tokens=new StringTokenizer(s,sp);
while(tokens.hasMoreTokens()){
append.add(tokens.nextToken().trim());
}
}
else{
this.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;
items.add(i,item.trim());
}
public void add(String item){
if(item==null)
return;
items.add(item.trim());
}
public void addAll(ItemList list){
items.addAll(list.items);
}
public void addAll(String s){
this.split(s,sp,items);
}
public void addAll(String s,String sp){
this.split(s,sp,items);
}
public void addAll(String s,String sp,boolean isMultiToken){
this.split(s,sp,items,isMultiToken);
}
/**
* @param i 0-based
* @return
*/
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(items.get(i));
else{
sb.append(sp);
sb.append(items.get(i));
}
}
return sb.toString();
}
public void clear(){
items.clear();
}
public void reset(){
sp=",";
items.clear();
}
}
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