I have Hans Bergsten's JSP book from O'Reilly. I'm only about 1/3 of the way through it so far, so I may not have gotten to a point where he explained that yet. Thanks for the reference and Bean explination, though! Helps a lot.
Keith ---------- Original Message ----------- From: Felix Velasco <[EMAIL PROTECTED]> To: "'Tag Libraries Users List'" <[EMAIL PROTECTED]> Sent: Mon, 12 Apr 2004 19:02:54 +0200 Subject: RE: isLast() method of LoopTagStatus class > this is a very basic application of the JavaBeans spec, and I don't really > think you should read it to use in jstl. You just need to know that any > class with non-static methods starting with "get", "set" or "is" (this last > one only for booleans) is a JavaBean to you. Then, to call this method, > remove the prefix and lowercase the first letter after it. Unless there are > more than one uppercase letters, so: > > getId() --> .id > getID() --> .ID > > In most EL tutorials you'll find this better explained, I'd start with Shawn > Bayern's book, JSTL in Action, probably the best there is for JSTL. > > -----Original Message----- > From: Keith [mailto:[EMAIL PROTECTED] > Sent: 12 April 2004 18:57 > To: Tag Libraries Users List > Subject: RE: isLast() method of LoopTagStatus class > > Perfect! Thanks! > > Where would I have looked to find that info? I'm still really new to Beans > and raw Java > code. Main reason why I'm going with JSTL right now. I had tried looking in > the Java > Docs, but I really didn't know where to begin. > > Keith > > ---------- Original Message ----------- > From: Felix Velasco <[EMAIL PROTECTED]> > To: "'Tag Libraries Users List'" <[EMAIL PROTECTED]> > Sent: Mon, 12 Apr 2004 18:41:51 +0200 > Subject: RE: isLast() method of LoopTagStatus class > > > try loop_status.last instead of loop_status.isLast(). EL will translate it > > as per javabeans specification > > > > -----Original Message----- > > From: Keith [mailto:[EMAIL PROTECTED] > > Sent: 12 April 2004 18:41 > > To: Taglibs > > Subject: isLast() method of LoopTagStatus class > > > > I'm trying to output a comma delimited list based on a varying list of > > statuses that will > > be input from a select menu in a form. I was trying to figure out how to > > avoid putting a > > comma after the last value, and it seemed like testing with the isLast() > > method of the > > LoopTagStatus class would be a good thing to use. I'm not quite sure how > to > > go about > > using it, though. Reading about it, it looks like the 'varStatus' > attribute > > of the > > <c:forEach> tag creates a variable to hold a LoopTagStatus object. My code > > below was how > > I assumed I would then be able to access the isLast() method: > > > > <%@ page contentType="text/html; charset=iso-8859-1" language="java" %> > > <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"; %> > > <%@ taglib prefix="sql" uri="http://java.sun.com/jsp/jstl/sql"; %> > > <c:forEach items="${paramValues.status}" var="status_row" > > varStatus="loop_status"> > > '${status_row.status_name}' > > <c:if test="${!(loop_status.isLast())}">, </c:if> > > </c:forEach> > > > > But when I do this, I get the following error back: > > > > org.apache.jasper.JasperException: /report_status_data.jsp(20,3) The > > function isLast must > > be used with a prefix when a default namespace is not specified > > > > Here's an example of the kind of output I'm trying to generate. The list > has > > a > > possibility of being shorter or longer than this: > > > > 'In-Progress', 'Closed', 'Terminated', 'Withdrawn' > > > > Thanks in advance! > > > > Keith > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > ------- End of Original Message ------- > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] ------- End of Original Message ------- --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
