[1] ACTION class

package xxx.actions.yyy;

import org.apache.log4j.Logger;
import org.apache.struts2.convention.annotation.Action;
import org.apache.struts2.convention.annotation.Actions;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.Result;

import com.opensymphony.xwork2.ActionSupport;

@Namespace("/test")
public class HelloWorldAction extends ActionSupport {

    public String getYourName() {return yourName; }
    public void setYourName(String value) {this.yourName = value;}

    @Actions({
        @Action(value="{yourName}", results={@Result(location = "test.jsp")}),
        @Action(value="put", results={@Result(location = "test.jsp")})
    })
    public String execute() {
        yourName = "Hello " +  yourName + " !";
        logger.debug("execute: " + yourName);
        return SUCCESS;
    }

    private static final long serialVersionUID = 1L;
    private String yourName;
    private static Logger logger = Logger.getLogger(HelloWorldAction.class);

}