HZPHYT的博客

1.下载struts包，我用的是struts-2.3.14.1-all2.在apps中找到struts2-blank，解压，把lib包加入3.把struts2-blank里面的web加入WEB-INF4.创建action类package action;public class HelloWorldAction {public String execute() { Syst...

有2种常见配置1. <action name="user" class="action.UserAction"> <result name="addInput">/WEB-INF/user/addInput.jsp</result> <result name="add">/WE

主要有3种：1.在action类中设置属性，设置getter setter，this.setUsername("111");2.ActionContext.getContext().put("username", "111");3.ServletActionContext.getRequest().setAttribute("username", "111");...

ognl：对象导航语言，struts就是一个大的ognl1.取对象属性User u=new User("HZP", "z");Department dep=new Department("yb");u.setDep(dep);System.out.println(Ognl.getValue("username", u));System.out.println(Ognl.getV...

public String list() { this.setUsername("HZP"); this.setPassword("HZP123"); ActionContext.getContext().put("aaa", "12345"); ActionContext.getContext().put("bbb", "23456"); ActionContext.getC

public String show() { this.setUsername("HZP"); this.setPassword("HZP123"); ActionContext.getContext().put("age", 80); List<User> users=new ArrayList<>(); users.add(new User("HZP1",

public class MessageAction implements ModelDriven<Message>{ private Message msg; public Message getMsg() { return msg; } public void setMsg(Message msg) { this.msg = msg; }public Str...

转换器怎么写呢？1.创建转换器类继承StrutsTypeConverter2.日期转换器public class Date01Converter extends StrutsTypeConverter {private final static SimpleDateFormat sdf=new SimpleDateFormat("yyyy|MM|dd"); @Override ...

1.jsp页面<form action="Message_file" method="post" enctype="multipart/form-data">file upload:<input type="file" name="photo"/><br>file upload:<input type=

1.struts.xml <package name="default" namespace="/" extends="struts-default"> <interceptors> <interceptor name="AuthInterceptor" class="interceptor.AuthIn

1.在action包中创建资源文件package_en.properties和package_zh.properties2.让action继承ActionSupport，ActionSupport类提供了一些非常常用的方法3.在jsp页面中用<s:text name="message.title"/>：代替原来的titile:4.通过加?request_loca...

<s:form><s:textfield label="组标识" name="id"/>//使用了modelDriven，id即#root[0].group.id<s:textfield label="组名称" name="name"/><s:textfield label="队员名称" name=&qu

有2种方法:1.通过validateX实现public void validateAdd() {if(msg.getTitle()==null||"".equals(msg.getTitle())) { this.addFieldError("title", "标题不能为空");}if(msg.getContent()==null||"".equals(msg.getConten...

1.创建异常类，并且继承RuntimeException，并且从超类生成构造函数public class MyException extends RuntimeException{ public MyException() { super(); // TODO 自动生成的构造函数存根 } public MyException(String message, Throwabl...