struts2取真实路径

实现 mplements ServletRequestAware,ServletResponseAware

private HttpServletRequest request;
private HttpServletResponse response;

@Override
	public void setServletRequest(HttpServletRequest request) {
		this.request = request;
	}

	@Override
	public void setServletResponse(HttpServletResponse response) {
		this.response = response;
	}

String path = ServletActionContext.getServletContext().getRealPath("/");