Add files via upload
Difference between request.getSession() and request.getSession(true)
This commit is contained in:
parent
6182cdf09f
commit
2c62d0214c
@ -0,0 +1,3 @@
|
||||
Manifest-Version: 1.0
|
||||
Class-Path:
|
||||
|
@ -0,0 +1,34 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">
|
||||
<display-name>httpsessionexample</display-name>
|
||||
<welcome-file-list>
|
||||
<welcome-file>index.html</welcome-file>
|
||||
<welcome-file>index.htm</welcome-file>
|
||||
<welcome-file>index.jsp</welcome-file>
|
||||
<welcome-file>default.html</welcome-file>
|
||||
<welcome-file>default.htm</welcome-file>
|
||||
<welcome-file>default.jsp</welcome-file>
|
||||
</welcome-file-list>
|
||||
|
||||
<servlet>
|
||||
<servlet-name>firstservlet</servlet-name>
|
||||
<servlet-class>httpsessionexample.FirstServlet</servlet-class>
|
||||
</servlet>
|
||||
|
||||
<servlet-mapping>
|
||||
<servlet-name>firstservlet</servlet-name>
|
||||
<url-pattern>/firstservlet</url-pattern>
|
||||
</servlet-mapping>
|
||||
|
||||
<servlet>
|
||||
<servlet-name>secondservlet</servlet-name>
|
||||
<servlet-class>httpsessionexample.SecondServlet</servlet-class>
|
||||
</servlet>
|
||||
|
||||
<servlet-mapping>
|
||||
<servlet-name>secondservlet</servlet-name>
|
||||
<url-pattern>/secondservlet</url-pattern>
|
||||
</servlet-mapping>
|
||||
|
||||
|
||||
</web-app>
|
13
spring-session/http-session-example/WebContent/index.html
Normal file
13
spring-session/http-session-example/WebContent/index.html
Normal file
@ -0,0 +1,13 @@
|
||||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<meta charset="ISO-8859-1">
|
||||
<title>Insert title here</title>
|
||||
</head>
|
||||
<body>
|
||||
<form action="firstservlet">
|
||||
Name: <input type="text" name="userName"/><br/> <br/>
|
||||
<input type="submit" value="submit"/>
|
||||
</form>
|
||||
</body>
|
||||
</html>
|
@ -0,0 +1,33 @@
|
||||
package httpsessionexample;
|
||||
|
||||
import java.io.PrintWriter;
|
||||
|
||||
import javax.servlet.http.HttpServlet;
|
||||
import javax.servlet.http.HttpServletRequest;
|
||||
import javax.servlet.http.HttpServletResponse;
|
||||
import javax.servlet.http.HttpSession;
|
||||
|
||||
public class FirstServlet extends HttpServlet {
|
||||
public void doGet(HttpServletRequest request, HttpServletResponse response) {
|
||||
try {
|
||||
HttpSession session = request.getSession();
|
||||
response.setContentType("text/html");
|
||||
PrintWriter out = response.getWriter();
|
||||
|
||||
String name = request.getParameter("userName");
|
||||
out.print("Hi " + name);
|
||||
|
||||
session.setAttribute("uname", name);
|
||||
out.print("</br> ");
|
||||
out.print("Session Id : " + session.getId());
|
||||
out.print("</br> ");
|
||||
out.print("<a href='secondservlet'>Second Servlet</a>");
|
||||
|
||||
out.close();
|
||||
|
||||
} catch (Exception e) {
|
||||
System.out.println(e);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
@ -0,0 +1,31 @@
|
||||
package httpsessionexample;
|
||||
|
||||
import java.io.PrintWriter;
|
||||
|
||||
import javax.servlet.http.HttpServlet;
|
||||
import javax.servlet.http.HttpServletRequest;
|
||||
import javax.servlet.http.HttpServletResponse;
|
||||
import javax.servlet.http.HttpSession;
|
||||
|
||||
public class SecondServlet extends HttpServlet {
|
||||
|
||||
public void doGet(HttpServletRequest request, HttpServletResponse response) {
|
||||
try {
|
||||
|
||||
response.setContentType("text/html");
|
||||
PrintWriter out = response.getWriter();
|
||||
|
||||
HttpSession session = request.getSession(true);
|
||||
String name = (String) session.getAttribute("uname");
|
||||
out.print("Hi " + name);
|
||||
out.print("</br> ");
|
||||
out.print("Session Id : " + session.getId());
|
||||
out.print("</br> ");
|
||||
out.close();
|
||||
|
||||
} catch (Exception e) {
|
||||
System.out.println(e);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
Loading…
x
Reference in New Issue
Block a user