package com.xdf.supermarket.util;

import java.util.MissingResourceException;
import java.util.ResourceBundle;

/**
 * @author hdyu
 *
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public class PropertyManager {
	private static final String CONFIG = "config";
	private static final ResourceBundle RESOURCE_BUNDLE =
		ResourceBundle.getBundle(CONFIG);
	/**
	 * 讀取默認的config.properties文件
	 * @param key 
	 * @return value
	 */
	public static String getString(String key) {
		try {
			return RESOURCE_BUNDLE.getString(key);
		} catch (MissingResourceException e) {
			throw new RuntimeException( "! config : "+ key + '!');
		}
	}
	/**
	 * 讀取指定為rb.properties文件
	 * @param rb property 文件，文件名為 rb.properties
	 * @param key 
	 * @return value
	 */
	public static String getRB(String rb, String key) throws Exception{
		try {
			return ResourceBundle.getBundle(rb).getString(key);
		} catch (MissingResourceException e) {
			throw new RuntimeException( '!' + rb + ":" + key + '!');
		}
	}
}