?? showsession.java
字號:
package ServletApi;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.net.*;
import java.util.*;
public class ShowSession extends HttpServlet {
public void doGet(HttpServletRequest request,HttpServletResponse response)
throws ServletException, IOException {
HttpSession session = request.getSession(true);
response.setContentType("text/html;charSet=gb2312");
response.setLocale(request.getLocale());
PrintWriter out = response.getWriter();
String title = "Searching the Web";
String heading;
Integer accessCount = new Integer(0);
;
if (session.isNew()) {
heading = "歡迎你, 新用戶";
} else {
heading = "歡迎回來";
Integer oldAccessCount = (Integer) session.getValue("accessCount");
if (oldAccessCount != null) {
accessCount = new Integer(oldAccessCount.intValue() + 1);
}
}
session.putValue("accessCount", accessCount);
out.println("<html><head><title>HttpSession</title></head>"
+ "<BODY BGCOLOR=\"#FDF5E6\">\n" + "<H1 ALIGN=\"CENTER\">"
+ heading + "</H1>\n" + "<H2>您的Session中的信息:</H2>\n"
+ "<TABLE BORDER=1 ALIGN=CENTER>\n"
+ "<TR BGCOLOR=\"#FFAD00\">\n" + " <TH>信息類型<TH>值\n" + "<TR>\n"
+ " <TD>ID\n" + " <TD>" + session.getId() + "\n" + "<TR>\n"
+ " <TD>創建時間\n" + " <TD>" + new Date(session.getCreationTime())
+ "\n" + "<TR>\n" + " <TD>上次訪問時間\n" + " <TD>"
+ new Date(session.getLastAccessedTime()) + "\n" + "<TR>\n"
+ " <TD>訪問次數\n" + " <TD>" + accessCount + "\n" + "</TABLE>\n"
+ "</BODY></HTML>");
}
public void doPost(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -