date標(biāo)簽允許在一個(gè)快速和容易的方式格式化日期。用戶可以指定自定義的格式(如“DD/ MM / YYYY HH:MM”),可以產(chǎn)生容易可讀的符號(hào)(如“2小時(shí),14分鐘),或預(yù)定義的格式就可以求助于鍵struts.date.format'在屬性文件中。
package com.yiibai.struts2; import java.util.*; public class HelloWorldAction{ private Date currentDate; public String execute() throws Exception{ setCurrentDate(new Date()); return "success"; } public void setCurrentDate(Date date){ this.currentDate = date; } public Date getCurrentDate(){ return currentDate; } }
以下helloWorld.jsp的內(nèi)容:
<%@ page contentType="text/html; charset=UTF-8" %> <%@ taglib prefix="s" uri="/struts-tags" %> <html> <head> <title>Hello World</title> </head> <body> <h2>Current Date</h2> <h3>Day/Month/Year Format</h3> <s:date name="currentDate" format="dd/MM/yyyy" /> <h3>Month/Day/Year Format</h3> <s:date name="currentDate" format="MM/dd/yyyy" /> </body> </html>
struts.xml 應(yīng)該像這樣:
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd"> <struts> <constant name="struts.devMode" value="true" /> <package name="helloworld" extends="struts-default"> <action name="hello" class="com.yiibai.struts2.HelloWorldAction" method="execute"> <result name="success">/HelloWorld.jsp</result> </action> </package> </struts>
web.xml 應(yīng)該像這樣:
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"> <display-name>Struts 2</display-name> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> <filter> <filter-name>struts2</filter-name> <filter-class> org.apache.struts2.dispatcher.FilterDispatcher </filter-class> </filter> <filter-mapping> <filter-name>struts2</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> </web-app>
右鍵點(diǎn)擊項(xiàng)目名稱,并單擊 Export > WAR File創(chuàng)建一個(gè)WAR文件。然后部署此WAR在Tomcat的webapps目錄下。最后,啟動(dòng)Tomcat服務(wù)器和嘗試訪問(wèn)URL http://localhost:8080/HelloWorldStruts2/hello.action。這會(huì)給出以下畫面: