forked from admin/struts2-demo
34 lines
1004 B
Java
34 lines
1004 B
Java
package com.demo.action;
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import com.opensymphony.xwork2.ActionSupport;
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/**
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* Hello World 示例 Action
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* 展示 Struts2 最基础的 Action 写法
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*
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* ActionSupport 提供了：
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* - validate() 方法用于表单验证
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* - getText() 方法用于国际化
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* - addActionError()/addFieldError() 用于错误消息
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*/
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public class HelloAction extends ActionSupport {
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private String name;
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private String message;
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@Override
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public String execute() throws Exception {
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// 业务逻辑
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if (name == null || name.trim().isEmpty()) {
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name = "World";
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}
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message = "Hello, " + name + "! 欢迎学习 Struts2!";
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return SUCCESS;
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}
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// Getter/Setter (Struts2 需要这些来获取/设置参数)
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public String getName() { return name; }
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public void setName(String name) { this.name = name; }
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public String getMessage() { return message; }
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public void setMessage(String message) { this.message = message; }
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} |