How do you pass parameters to Struts Action class?

In this method, we have to do the following:

  1. Declare a property named params of type Map – this map will hold all the parameters passed to the action class from the struts. xml file.
  2. Make the action class implementing the com. opensymphony. xwork2. config. entities.

What is parameter in Struts-config xml?

In Struts1 you can use the attribute parameter from element(struts-config. xml) and access it’s value within the action class via the actionMapping. getParameter() method. For actions requiring multiple steps, the parameter is often used to indicate which step the mapping is associated with.

Which configuration files are used in Struts?

The struts application contains two main configuration files struts. xml file and struts. properties file.

What is execute method in Struts2?

If you examine class HelloWorldAction from tutorial Using Struts 2 Tags you’ll see that it extends the class ActionSupport and then overrides method execute . The method execute is where we placed what we want this controller to do in response to the hello. action . Method execute of HelloWorldAction.

How do I get parameters in Struts2?

S2 provides a clean way to fetch the request parameters in you action class all you need to follow these simple rules.

  1. Create a property with same name as request parameter name.
  2. create getter and setters for this property or make property public (for S2.1+)

Which of the following is true about Struts-config xml?

Q 11 – Which of the following is true about struts. xml? A – The struts. xml file contains the configuration information that you will be modifying as actions are developed.

What is the use of web xml file in Struts?

In the web. xml file, Struts defines its FilterDispatcher, the Servlet Filter class that initializes the Struts framework and handles all requests. This filter can contain initialization parameters that affect what, if any, additional configuration files are loaded and how the framework should behave.

What is the action class in Struts 2?

Plain Old Java Object
In struts 2, action class is POJO (Plain Old Java Object). POJO means you are not forced to implement any interface or extend any class.