我使用Struts2的2.3.24,并试图安装该OGNL调用构造函数OGNL无法调用构造
package ac.nz.unitec.struts2;
public class User {
private String username;
private int age;
public User(String username, int age){
this.username = username;
this.age = age;
}
public User(int age){
this.age = age;
System.out.println("user");
}
public User(){}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
@Override
public String toString() {
return "user " + age;
}
}
在JSP
一个demo,我打电话User
构造:
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib uri="/struts-tags" prefix="s"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>OGNL</title>
</head>
<body>
zz
<s:property value="new ac.nz.unitec.struts2.User(28)"/><br>
zz
<s:debug/>
</body>
</html>
但是,输出只显示zz和zz,我不知道它有什么问题。感谢您的任何建议
不要忘记接受/ upvote帮助你的答案。这将有助于未来的游客也有类似的问题。 –
嗨,Aleksandr,如何接受?我upvoted然后,但没有看到“接受”按钮.. @AleksandrM – user1888955
阅读http://meta.stackexchange.com/questions/5234/how-does-accepting-an-answer-work。 –