📄 contextgetattribute.java
字号:
package ServletApi;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class ContextGetAttribute extends HttpServlet {
public void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
res.setContentType("text/html;charSet=gb2312");
PrintWriter out = res.getWriter();
out.println("<HTML><TITLE>SetContextAttribute</TITLE><BODY>");
out.println("<H4>ServletContext example - Attribute Getter</H4><HR>");
ServletContext sc = getServletContext();
int calledCount = 0;
if (sc.getAttribute("calledCount") != null) {
//取得servletContext里calledCount属性的值
Integer tempCount = (Integer)sc.getAttribute("calledCount");
calledCount = tempCount.intValue();
}
out.println("我们得到的'calledCount'属性值是: " + calledCount + "<BR>");
out.println("</BODY><HTML>");
}
}
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -