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The Struts 2 framework provides built-in support for processing file uploads that conform to RFC 1867, "Form-based File Upload in HTML". When correctly configured the framework will pass uploaded file(s) into your Action class. Support ...

Many Actions share common concerns. Some Actions need input validated. Other Actions may need a file upload to be pre-processed. Another Action might need protection from a double submit. Many Actions need drop-down lists and other controls pre-populated before the ...

Defining Formats Struts2 supports localization (l10n) aware formatting of dates, times and numbers very easily, utilizing Java's built-in date formatting features. As seen in the Localization chapter, it is quite easy to define hierarchical resource bundles with Struts2, giving the developer the opportunity to define locale dependent message formats. This ...

The framework provides several access helpers to access Session, Application, Request scopes. Accessing from Java All the JEE scope attribute maps can be accessed via ActionContext. Accessing servlet scopes Map attr = (Map) ActionContext.getContext().get("attr"); attr.put("myId",myProp); Map application = (Map) ActionContext.getContext().get("application"); application.put("myId",myProp); Map session = (Map) ActionContext.getContext().get("session"); session.put(...