Page History

Migrating

• See the Migration Guide

General

• Where do we get the latest version the framework?
• What are some of the framework's best features?
• What are the fundamental differences between Struts 2 and JSF?
• Can you suggest an elevator pitch?

HOWTO

• How can we display dynamic or static images that can be provided as an array of bytes?
• How can we return a text string as the response?
• How can we test applications?
• How can we test Actions?
• How do we upload files?
• How do we download files within the framework?
• How can we force the Action Mappings (struts.xml) to reload?

Configuration

• Can we break up a large struts.xml file into smaller pieces?
• Parameters in configuration results

Accessing Resources

• How do we get access to the session?
• How do we get invalidate the session?
• How can we access the HttpServletRequest?
• How can we access the HttpServletResponse?
• How can we access request parameters passed into an Action?
• How do we access static parameters from an Action?
• Can we access an Action's Result?
• How do I obtain security details (JAAS)?

Per-Page Settings

• Can I change theme on a per-page basis?
• Can I change templateDir on a per-page basis?
• Can I change templateSuffix on a per-page basis?

Interceptors

• Why isn't our Prepare interceptor being executed?
• Why does my setter not get called by the params interceptor?
• How do we configure an Interceptor to be used with every Action?

Validation

• Why is my action returning "input" when the form is filled out correctly?
• How do I use messages from within the validator
• How can I fix the "Attribute 'short-circuit'" error message
• How do we repopulate controls when validation fails
• How do I unit test my action's validation logic
• Why does WW ignore my message when its enclosed in CDATA

Localization

• How do we change locales
• How do I set a global resource bundle
• How do I decouple XWork LocalizedTextUtil global resource bundle loading from serlvets
• How do I add I18N to a UI tag, like the textfield tag
• Can I add I18N outside the Action's context
• How to support UTF-8 URIEncoding with Tomcat
• How do I enable encoding in my forms
• How to escape special chars in resource bundles

Type Conversion

• How do I change the invalid input error message for a particular field
• Why is the application logging a warning that the Compound Root cannot find a particular Object with a particular property

Value Stack

• What are the default variables in the value stack

Tags

• Why do the form tags put table tags around controls?
• How can I put a String literal in a Javascript call, for instance in an onChange attribute?
• Why won't the 'if' tag evaluate a one char string?
• Why does FreeMarker complain that there's an error in my user-directive when I used JSP Tag?
• Can an action tag run another method apart from the default execute method?
• Why didn't my action tag get executed when I have validation errors?
• Why are request parameters appended to our hyperlinks?
• Why doesn't the if tag evaluate test="
• How do I render a single radio button?
• Why do I get a javax.el.ELException when using OGNL with JSP2.1?

POJOs

• Should the framework call getModel multiple times as a page renders

Spring

• How can we create our Action objects from the Spring configuration?
• Why would we want to create Action objects from the Spring configuration?

Velocity

• I'm trying to run the example in the tutorial on Tomcat, and it can't instantiate the VelocityEngine

Ajax/Dojo

• IE showing a prompt saying "This page contains both secure and nonsecure items" when using dojo

Issues in Specific Environments

• Weblogic 8.1

Extensions

• Does the framework integrate with Hibernate
• Can we use JSTL with the framework
• Can we use JUnit with the framework
• Can we use TestNG with the framework
• How can we schedule Quartz jobs
• Can we use Acegi Security with the framework

Portlet Support(JSR168)

• Which portal servers are supported
• How to build the portlet WAR for a specific portal server

Migrating

• Why is my action unavailable?