struts2引入ActionSupport

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1. struts2引入ActionSupport

HelloWorldAction2.java

package com.andrew.action;
import com.opensymphony.xwork2.ActionSupport;
public class HelloWorldAction2 extends ActionSupport {
    private String name;
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    @Override
    public String execute() throws Exception {
        System.out.println("执行了HelloWorldAction2 Action的默认方法");
        return SUCCESS;
    }
}

struts.xml


      helloWorld.jsp


index.jsp


    name：


helloWorld.jsp

${name} 你好！

http://localhost:8080/HeadFirstStruts2Chap02/index.jsp
abc submit
运行结果：
abc你好！ 
控制台：
执行了HelloWorldAction2 Action的默认方法