看看效果！！！！

package com.Action;

import java.text.DateFormat;
import java.util.Date;

import com.opensymphony.xwork2.ActionSupport;

public class HelloAction extends ActionSupport {

private String message;

public String getMessage() {
return message;
}

public void setMessage(String message) {
this.message = message;
}

public String execute() {

message="HelloWorld,Now is" + DateFormat.getInstance().format(new Date());
System.out.println();
return SUCCESS;
}
}