struts-sandbox/mailreader-course/struts2/retain/src/java/Hello.java

import com.opensymphony.xwork2.ActionSupport;

/**
 * Example Action class.
 */
public class Hello extends ActionSupport {

    /**
     * An example implementation that does nothing and returns "success".
     *
     * @return {@link #SUCCESS}
     */
    public String execute() throws Exception {
        return SUCCESS;
    }
}