Re: Can pass Request Object :(

Lew <>
Sun, 10 Dec 2006 01:16:45 -0500
Tereska wrote:

When I make empty constructor all is OS,but when I add "response" I
have something like this:

org.apache.jasper.JasperException: Unable to compile class for JSP

An error occurred at line: 1 in the jsp file: /index.jsp
Generated servlet error:
G:\Documents and
cannot find symbol
symbol : constructor start(javax.servlet.http.HttpServletRequest)
location: class sp.start
 sp.start me = new sp.start(request);
1 error

I wondering what is wrong. I have that kind of constructor....

No, actually, you don't. You defined a method "start()" with void return type.
Constructors do not have return types.

package sp;

import javax.servlet.http.HttpServletRequest;

public class start {

You chould name your classes with an initial upper-case letter:

    public HttpServletRequest r = null; // no need to specify null here

Better that the instance variable be /private/, not /public/, and don't be
afraid of longer names. /r/ is a bit too terse.

    public void start(HttpServletRequest r) { // CONSTRUCTOR CANNOT RETURN VOID

The use of the keyword /void/ makes this not a constructor. That's why you got
the error.


Try this:

package sp;
import javax.servlet.http.HttpServletRequest;

public class Start
   private final HttpServletRequest request;

   public Start( HttpServletRequest req ) // no return type
     if ( req == null )
       throw new NullPointerException( "null request" );
     this.request = req;

   public final HttpServletRequest getRequest()
     return request;

- Lew

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