得到的类的当前目录

	public String getClassPath() {
		String strClassName = getClass().getName();
		String strPackageName = "";
		if (getClass().getPackage() != null) {
			strPackageName = getClass().getPackage().getName();
		}
		
		String strClassFileName = "";
		if (!"".equals(strPackageName)) {
			strClassFileName = strClassName.substring(
					strPackageName.length() + 1, strClassName.length());
		} else {
			strClassFileName = strClassName;
		}
		
		System.out.println(strPackageName);
		URL url = null;
		url = getClass().getResource(strClassFileName + ".class");
		String strURL = url.toString();
		strURL = strURL.substring(strURL.indexOf('/') + 1, strURL
				.lastIndexOf('/'));
		return strURL;
	}