keyvaluehelper.java

来自「有关医院方向的开发」· Java 代码 · 共 49 行

package com.util.keyvalued;

import java.util.List;

public class KeyValueHelper
{
	public static String getValue(String key,List l)
	{
		if (key == null || key.trim() == "") return "";
		for (int i = 0; i < l.size(); i++)
		{
			KeyValue keyvalue = (KeyValue)l.get(i);
			if (key.equals(keyvalue.getId()))
			{
				return keyvalue.getName();
			}
		}
		return "";
	}
	
	public static boolean contain(String key,List l)
	{
		if (key == null || key.trim() == "") return false;
		for (int i = 0; i < l.size(); i++)
		{
			KeyValue keyvalue = (KeyValue)l.get(i);
			if (key.equals(keyvalue.getId()))
			{
				return true;
			}
		}
		return false;
	}
	public static boolean remove(String key,List l)
	{
		if (key == null || key.trim() == "") return false;
		for (int i = 0; i < l.size(); i++)
		{
			KeyValue keyvalue = (KeyValue)l.get(i);
			if (key.equals(keyvalue.getId()))
			{
				l.remove(i);
				return true;
			}
		}
		return false;
	}
}