Re: HashMap and Array issue

From:
"Oliver Wong" <owong@castortech.com>
Newsgroups:
comp.lang.java.programmer
Date:
Wed, 15 Aug 2007 16:38:08 -0400
Message-ID:
<RuJwi.57290$SA.163080@weber.videotron.net>
<teser3@hotmail.com> wrote in message
news:1187141036.872570.311600@j4g2000prf.googlegroups.com...

I have this JSP where I have alot of fields with conditions.
I would like to make it more efficient and use a for loop.
Here is an example (showing 2 fields for example only):

<%@ page language="java" import="java.util.*" %>
<%
HashMap errors = new HashMap();
String firstname = "Joe";
String lastname = "Miller";

   if (!firstname.equals(""))
   {
       errors.put("firstname",firstname);
   }
   if (!lastname.equals(""))
   {
       errors.put("lastname",lastname);
   }

out.println(errors.get("firstname"));
out.println(errors.get("lastname"));
%>


[Snip - summary: wants to invole arrays and a for loop somehow]

    This is almost identical to the question you asked earlier:
http://groups.google.com/group/comp.lang.java.programmer/browse_thread/thread/bbdb697ccfa392ea/8662e0b6d480896c?lnk=raot

    Please don't force people to repeat their answers to you.

    - Oliver

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