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856天前package pm_cn.itcast.context; |
import java.io.IOException; |
import javax.servlet.ServletException; |
import javax.servlet.http.HttpServlet; |
import javax.servlet.http.HttpServletRequest; |
import javax.servlet.http.HttpServletResponse; |
public class CountServlet extends HttpServlet { |
@Override |
public void init() throws ServletException { |
|
// 将初始化的 值 放进到 servletContext 对象中 |
|
getServletContext().setAttribute("times", 0); |
|
} |
|
public void doGet(HttpServletRequest request, HttpServletResponse response) |
throws ServletException, IOException { |
|
int times = (Integer) getServletContext().getAttribute("times"); |
|
// 取出来 +1 |
times++; |
|
// 然后 再 存进去 |
getServletContext().setAttribute("times", times); |
|
System.out.println(" 本网站 本 访问了 一次 ............."); |
} |
public void doPost(HttpServletRequest request, HttpServletResponse response) |
throws ServletException, IOException { |
doGet(request, response); |
} |
} |
