Why extends actionsupport

Learn more. Struts2: Why to extend ActionSupport class? Ask Question. Asked 10 years, 2 months ago. Active 3 years, 10 months ago. Viewed 19k times. When one doesn't have the requirement of validation or internationalization Are there any other benefits provided by extending ActionSupport class? Improve this question. Steven Benitez Add a comment. Active Oldest Votes. That's it, there is no change required for web.

Now, we are ready to run our Hello World application using Struts 2 framework. Then deploy this WAR in the Tomcat's webapps directory. To get around this issue, it is suggested that you create a class which contains the result outcomes. Struts 2 - Actions Advertisements. Previous Page. Gets a message based on a key using the supplied args, as defined in MessageFormat , or, if the message is not found, a supplied default value is returned.

Gets a message based on a key using the supplied obj, as defined in MessageFormat , or, if the message is not found, a supplied default value is returned.

If called first time it will create TextProviderFactory , inject dependency if Container is accesible into in, then will create new TextProvider and store it in a field for future references and at the returns reference to that field.

Get the resource bundle associated with the implementing class usually an action. Validates if provided Locale is value. Validates if provided string is a valid Locale. Stops the action invocation immediately by throwing a PauseException and causes the action invocation to return the specified result, such as Action. INPUT , etc. Set the field error map of fieldname String to Collection of String error messages.

Description copied from interface: ValidationAware. Thanks Ankit , I saw its importance in validate. Can you please tell me. Well there is a Map of validation errors in the ActionSupport class. So when you call the addFieldError method, your field name is added as the key to a new entry in the map and the message is added as a value to the new entry.

Thanks Ankit. But i was an expecting a answer in terms of workflowinterceptor which automatically does the work. If you know this can you please give an idea on this.