servlet获取的值如何传给javabean??
servlet如下
==========================
import javax.servlet.*;
import javax.servlet.http.*;
public class GetRealPath extends HttpServlet
{
private static final String CONTENT_TYPE = "text/plain";
/**Initialize global variables*/
public void init(ServletConfig config) throws ServletException
{
super.init(config);
}
public void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
ServletContext context = getServletContext();
PrintWriter out = response.getWriter();
String strRealPath = context.getRealPath("/");
out.println(strRealPath);
out.close();
}
}
=======================
我有一个javabean要用到strRealPath,这个javabean如何能得到这个值呢,而且要保证该值确实已经初试化
也就是说使用javabean之前已经执行过"String strRealPath = context.getRealPath("/");"