el Questions
5
Solved
6
Solved
Is there any way to call toString() on an object with the EL and JSTL? (I need the String representation of an enum as index in a map in a JSP EL expression.) I hoped something like ${''+object} wo...
4
Solved
I'm trying to retrieve attribute values set by a servlet in a JSP page, but I've only luck with parameters by ${param}. I'm not sure about what can I do different. Maybe its simple, but I couldn't ...
4
Solved
I have a web app, where I have different navigation anchor tags such as Home, Profile and etc.
What I want:
When I press anchor tags like home or profile. I just want to ensure that current user ...
2
I am getting EL parsing exceptions when doing this in my JSP:
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="f" uri="http://java.sun.com/jsp/jstl/fmt"%...
9
Solved
I'm new to JSP. I tried connecting MySQL and my JSP pages and it works fine. But here is what I needed to do.
I have a table attribute called "balance". Retrieve it and use it to calculate a new va...
8
Solved
I'm trying to use Freemarker in conjunction with jQuery Templates.
Both frameworks use dollar sign/curly brackets to identify expressions for substitution (or as they're called in freemarker, "int...
Aspiration asked 5/3, 2011 at 23:47
4
Solved
How do I check two conditions in one <c:if>? I tried this, but it raises an error:
<c:if test="${ISAJAX == 0} && ${ISDATE == 0}">
3
Solved
I'm passing a parameter p1 to another page page.xhtml:
<ui:include src="page.xhtml">
<ui:param name="p1" value="#{someObject}"/>
</ui:include>
Is this possible to evaluate #{p...
Microtome asked 22/1, 2013 at 13:36
2
Solved
I would like to declare a conditional method expression in EL like below:
<p:dataTable id="#{cc.attrs.datatableId}" var="overview"
rowSelectListener="#{cc.attrs.detailsMode == 'single' ? cc.a...
Maplemaples asked 25/3, 2011 at 14:35
2
Whenever doing <c:set var="name" value="1"/>, #{name} is always a String as evidenced by #{name.class}.
Is there any way to in a JSF/Facelets context to set a scoped attribute that is an In...
Arrhythmia asked 17/3, 2010 at 17:33
2
Solved
How can I make a formatted output for a number (e.g. long or BigDecimal) in EL? For example, I want to limit a number of decimal digits to 3 in
${result.returnValue.contract.balance}
7
Solved
Is there a way to perform an instanceof check in EL?
E.g.
<h:link rendered="#{model instanceof ClassA}">
#{errorMessage1}
</h:link>
<h:link rendered="#{model instanceof ClassB}"&...
Amarillis asked 25/4, 2012 at 10:55
3
Solved
When we can access all the implicit variables in JSP, why do we have pageContext ?
My assumption is the following: if we use EL expressions or JSTL, to access or set the attributes we need pageCon...
2
Solved
I have run into a weird situation. I have an application which was originally developed in RAD and uses a construct like
rendered="#{bean.show and user.can('foo')}"
Our developers use mix of RAD...
Disaccredit asked 19/2, 2015 at 12:1
2
Solved
Normally I would do:
Function<Integer, Integer> a = b -> b * 2;
System.out.println(a.apply(3)); // prints 6
I was amazed to see that following EL expression works:
${a = b -> b * 2;...
Ursula asked 23/2, 2018 at 13:47
1
Solved
I am using Thymeleaf 3 within a Spring Boot application.
Currently I am in a situation where I want to use a message expression inside an EL expression (Spring EL).
First use case: trim the messag...
3
Solved
How do I show JSF components if a list is not null and it has a size() > 0?
Woundwort asked 3/5, 2013 at 13:59
5
Solved
How do I get the promoPrice variable to print as part of the string ONLY $4.67?
<c:set var="promoPrice" value="4.67" />
<p>${(promoPrice != null) ? "ONLY $${promoPrice}" : "FREE"}</...
Kato asked 9/6, 2011 at 18:7
8
Solved
I am trying to integrate Spring into a JSF application.
In faces-config.xml, I have included this:
<application>
<el-resolver>org.springframework.web.jsf.el.SpringBeanFacesELResolve...
1
Solved
First off in plain Html+css and no JS this is pretty easy to do :
table {
border-collapse: collapse;
}
tr {
border: solid black 1px;
}
td{
border: solid black 1px;
}
.outer-con...
4
Solved
I want to do something like this:
<display:table name="${summary${index}}">
But it does not work throws exception: "${summary${selChrm}}" contains invalid expression(s).
I would like the ...
2
Solved
I have a:
<h:panelGroup />
<h:outputText value="title" />
<h:itemThatSometimesWillShow rendered="sometimes1" />
<h:itemThatSometimesWillShow rendered=&qu...
Furmenty asked 3/6, 2016 at 19:36
4
In EL expressions, used in a jsp page, strings are taken literally. For example, in the following code snippet
<c:when test="${myvar == 'prefix.*'}">
test does not evaluate to true if the ...
8
Solved
I have a List of beans, each of which has a property which itself is a List of email addresses.
<c:forEach items="${upcomingSchedule}" var="conf">
<div class='scheduled' title="${conf.su...
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