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Questions tagged [methodexpression]

34 questions
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Create MethodExpression in Java (and use in JSF)

I've been trying to get a "generic" dialog, with autocomplete functionality, to work for a few days now. Turns out, I was just creating the MethodExpression the "wrong way". So I thought I'd document this here. To reiterate: You want to dynamically…
Benjamin Maurer
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"javax.el.ELException: Property not found on type" on a method expression

I am using Primefaces 5.2, jsf 2.2 and Tomcat 8 on a Linux server. This is the line in my xhtml: The method in the class UploadController: public void…
jahuer1
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How to bind a bean's method with package in actionListener?

I am pretty much newbie to Java/JSF technology and I've been trying to do simple UIs to understand how things are going on in Java/JSF world. Now I want to bind a ManagedBean's method with its package name to a CommandButton's…
kizanlik
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Pass method expression as tagfile attribute

I've the below tagfile:
wish79
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Custom taglib results in MethodNotFoundException

What I want to do is declare a common datatable header as a composite component. But this answer set me straight since it was not rendered: How to create a composite component for a datatable column? Basically it instructed me to try my own taglib…
Karl Kildén
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c# linq Joins - A Join is Missing?

I'm trying to write a (simple) join query, using linq Method-Expressions. While it seems quite right to me, the generated query is missing 1 Join... Tables and their relations: WorkingOrderTask n:1 WorkingOrder WorkingOrder n:1…
dognose
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Create MethodExpression containing a method with parameter of type Object generates parse exception

I am building a MethodExpression directly via java code. It will represents a call to a bean method with parameter like follow . #{bean.method(TheObjectInstance)} The object is a simple custom pojo object public class TheObject { public…
fra
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How do i pass a parameter from xhtml to a backing bean method?

the command button causes this exception: HTTP Status 500 - /encryption.xhtml @17,110 action="#{encryptBean.encrypt(#{encryptBean.path})}" Failed to parse the expression [#{encryptBean.encrypt(#{encryptBean.path})}]
Spittoon
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How to parameterize h:commandLink action attribute via ui:param

I am trying to parametrize the action attribute of in an include file:
Daniel Gray
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Should I include parentheses in method expressions in of navigation cases?

I will perform the 1Z0-896 exam (Java EE 6 JavaServer Faces Developer Certified Expert), and I'm reading the book Core JavaServer Faces and official documentation. As much as I have tried not yet found the answer to a question, what is the…
Leonardo Cantanhêde
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JSF Restrict Page Access / Permissions - Error Parsing Issue

I am trying to restrict certain pages in my web application to certain users, such as an administrator. However, I keep getting the following error: Error Parsing: #{userSession.hasRole('ADMIN')} I have tried several things but keep hitting a brick…
James
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javax.el.PropertyNotFoundException on method with javax.faces.event.AjaxBehaviorEvent for composite component

I am trying implement a simple composite component with ajax event based on information I found on Internet, but I am always getting the error javax.el.PropertyNotFoundException I've searched for solution and I cannot figure out what I am doing…
Anna G
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pass bean action as attribute in custom tag inside ui:repeat

Is there a way to pass an bean action as attribute of a custom tag which is inside ui:repeat of my JSF 2.2 page? and then inside of…
Ced
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does not specify parameter in EL expression, how does it work?

In a demo I am seeing this code. In this JSF, autoCompleteView.completeQuery is called without parameter, but this method is defined with a String Parameter in the bean. Is this allowed in JSF?
user697911
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