|
So far we know that the developer can create Javabeans and interact with Java objects. There are several objects that are automatically available in JSP called implicit objects.
The implicit objects are
Variable
|
Of type
|
Request
|
Javax.servlet.http.httpservletrequest
|
Response
|
Javax.servlet.http. httpservletresponse
|
Out
|
Javax.servlet.jsp.JspWriter
|
Session
|
Javax.servlet.http.httpsession
|
PageContent
|
Javax.servlet.jsp.pagecontext
|
Application
|
Javax.servlet.http.ServletContext
|
Config
|
Javax.servlet.http.ServletConfig
|
Page
|
Java.lang.Object
|
Page object
Represents the JSP page and is used to call any methods defined by the servlet class.
Config object
Stores the Servlet configuration data.
Request object
Access to information associated with a request. This object is normally used in looking up parameter values and cookies.
<% String devStr = request.getParameter("dev"); %>
Development language = <%= devStr %>
This code snippet is storing the parameter "dev" in the string devStr. The result is displayed underneath.
|
Total Members
Delicious
Digg
Technorati
Blink
Furl
Reddit
Newsvine
Google
