properties文件读取

 

    src根目录properties文件读取

private static ResourceBundle config = ResourceBundle.getBundle("config");
	private static String delimit = ",";

	public static Hashtable<String, String> getMap(String key) {
		String vals[] = getStrings(key);
		Hashtable<String, String> map = new Hashtable<String, String>(vals.length);
		for (int i = 0; i < vals.length; i++) {
			String[] nv = split(vals[i], ":");
			if (nv.length == 2) {
				map.put(nv[0], nv[1]);
			}
		}

		return map;
	}
	public static String getString(String key) {
		String val = config.getString(key).trim();
		return val;
	}

 

   工程外properties文件读取

private static InputStream in ;
	private static Properties prop = null;
	private static final String path = "config.properties";
	
	public static void init(){
		try {
			if(prop==null){
//				String relative_path = new File("").getAbsolutePath();
				String relative_path = System.getProperty("user.dir");
				String absolute_path = relative_path + File.separator + path;
				in = new FileInputStream(absolute_path);
				prop = new Properties();
				prop.load(in);
				in.close();
			}
		} catch (Exception e) {
			System.out.println("config.properties load failure!");
		}
	}
	
	
	public static String getString(String key){
		init();
		return prop.getProperty(key,"");
	}