othercontextservlet.java

来自「深入JavaWeb开发内幕核心基础书中源码」· Java 代码 · 共 21 行

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

public class OtherContextServlet extends HttpServlet
{
	public void service(HttpServletRequest request,
		HttpServletResponse response) throws ServletException, IOException
    {
			PrintWriter out = response.getWriter();
			ServletContext rootContext = getServletContext().getContext("/");
			if(rootContext != null)
			{
				out.println(rootContext.getRealPath(""));
			}
			else
			{
				out.println("getContext failed!");
			}
    }
}