解答例 - 実習課題3 - 23.Tiles タグライブラリ2
2006.02.21 株式会社四次元データ 廣澤啓史
(実習課題3)
20章の実習課題1の Web アプリケーションを改良しなさい。
- Tiles 設定ファイルを使用しないこと。
解答例
▼ディレクトリ構成は以下の通り
.
└─WEB-INF web.xml,struts-config.xml
├─classes
│ └─com
│ └─techscore
│ └─struts EncodingFilter.class(2章 実習課題2と同じ),
│ │ MessageResources.properties(空ファイル)
│ └─chapter20
│ │ └─exercise1 CalendarTag.class(20章 実習課題1と同じ)
│ │
│ └─chapter23
│ └─exercise3 SelectMenuController.class,SelectMenuForm.class
│
├─JSP
│ └─com
│ └─techscore
│ └─struts
│ └─chapter23
│ └─exercise3 calendar.jsp,calendarPlus.jsp,clock.jsp,weather.jsp
│ tilesConf1.jsp.jsp,tilesConf2.jsp.jsp,tilesConf3.jsp
├─lib strutsライブラリ jarファイル
└─tld original.tld(20章 実習課題1と同じ)
struts-tiles.tld,struts-html.tld,struts-logic.tld,struts-bean.tld
※strutsライブラリjarファイル
struts.jar,commons-beanutils.jar,commons-collections.jar,commons-digester.jar,commons-logging.jar,jakarta-oro.jar
<!-- calendar.jsp -->
<!-- TECHSCORE Java JakartaStruts 23章 実習課題3 -->
<!-- Copyright (c) 2004 Four-Dimensional Data, Inc. -->
<%@ page pageEncoding="Windows-31J"
import="java.util.Calendar" %>
<%@ taglib uri="http://www.4dd.co.jp/tags/original"
prefix="original" %>
<h2 align="center">カレンダー</h2>
<% Calendar calendar = Calendar.getInstance(); %>
<original:Calendar year="<%=Integer.toString(calendar.get(Calendar.YEAR)) %>"
month="<%=Integer.toString(calendar.get(Calendar.MONTH) + 1) %>" />
<!-- calendarPlus.jsp -->
<!-- TECHSCORE Java JakartaStruts 23章 実習課題3 -->
<!-- Copyright (c) 2004 Four-Dimensional Data, Inc. -->
<%@ page contentType="text/html; charset=Windows-31J"
session="false"
pageEncoding="Windows-31J" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-html"
prefix="html" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-bean"
prefix="bean" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-logic"
prefix="logic" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-tiles"
prefix="tiles" %>
<html:html>
<head><title>TECHSCORE Java JakartaStruts 23章 実習課題3</title></head>
<body>
<table border="1" width="100%">
<tr>
<!-- メニュー部分-->
<td align="center" width="30%">
<h3>MENU</h3>
<tiles:importAttribute name="link1" />
<bean:define id="linkPath1" name="link1" property="value" type="java.lang.String"/>
<p><html:link page="<%=linkPath1 %>" >
<tiles:importAttribute name="name1" />
<bean:write name="name1" />
</html:link></p>
<tiles:importAttribute name="link2" />
<bean:define id="linkPath2" name="link2" property="value" type="java.lang.String"/>
<p><html:link page="<%=linkPath2 %>" >
<tiles:importAttribute name="name2" />
<bean:write name="name2" />
</html:link></p>
</td>
<!-- コンテンツ部分-->
<td align="center">
<tiles:insert attribute="content" />
</td>
</tr>
</table>
</body>
</html:html>
<!-- clock.jsp -->
<!-- TECHSCORE Java JakartaStruts 23章 実習課題3 -->
<!-- Copyright (c) 2004 Four-Dimensional Data, Inc. -->
<%@ page pageEncoding="Windows-31J"
import="java.text.DateFormat,
java.text.SimpleDateFormat,
java.util.Date,
java.util.TimeZone" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-bean"
prefix="bean" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-logic"
prefix="logic" %>
<% String[] cities = {"Japan",
"America/Los-Angeles",
"America/New_York",
"Europe/Moscow",
"Pacific/Saipan"}; %>
<h2 align="center">世界時計</h2>
<% DateFormat dateFormat = new SimpleDateFormat("MM/dd HH:mm:ss"); %>
<table border="1" width="100%">
<logic:iterate collection="<%=cities %>" id="city" indexId="index">
<tr><td align="center">
<bean:write name="city" />
</td>
<td align="center">
<bean:define id="zoneName" name="city" type="java.lang.String" />
<% dateFormat.setTimeZone(TimeZone.getTimeZone(zoneName)); %>
<%= dateFormat.format(new Date()) %>
</td></tr>
</logic:iterate>
</table>
<!-- weather.jsp -->
<!-- TECHSCORE Java JakartaStruts 23章 実習課題3 -->
<!-- Copyright (c) 2004 Four-Dimensional Data, Inc. -->
<%@ page pageEncoding="Windows-31J" %>
<h2 align="center">天気予報</h2>
<table border="1" width="100%">
<tr><td align="center">Tokyo</td><td align="center">晴れ</td></tr>
<tr><td align="center">Los-Angeles</td><td align="center">晴れ時々曇り</td></tr>
<tr><td align="center">New_York</td><td align="center">雨のち曇り</td></tr>
<tr><td align="center">Moscow</td><td align="center">曇りのち晴れ</td></tr>
<tr><td align="center">Saipan</td><td align="center">晴れのち曇り</td></tr>
</table>
<!-- tilesConf1.jsp -->
<!-- TECHSCORE Java JakartaStruts 23セマ シツスャインツ・ -->
<!-- Copyright (c) 2004 Four-Dimensional Data, Inc. -->
<%@ page contentType="text/html; charset=Windows-31J"
session="false"
pageEncoding="Windows-31J" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-tiles"
prefix="tiles" %>
<tiles:definition id="calendar233-1"
page="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/calendarPlus.jsp">
<tiles:put name="content" value="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/calendar.jsp" />
<tiles:put name="link1" value="/com/techscore/struts/chapter23/exercise3/CalendarPlus_clock.do" type="String"/>
<tiles:put name="link2" value="/com/techscore/struts/chapter23/exercise3/CalendarPlus_weather.do" type="String" />
<tiles:put name="name1" value="世界時計" />
<tiles:put name="name2" value="天気予報" />
</tiles:definition>
<tiles:insert beanName="calendar233-1" flush="true" />
<!-- tilesConf2.jsp -->
<!-- TECHSCORE Java JakartaStruts 23章 実習課題3 -->
<!-- Copyright (c) 2004 Four-Dimensional Data, Inc. -->
<%@ page contentType="text/html; charset=Windows-31J"
session="false"
pageEncoding="Windows-31J" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-tiles"
prefix="tiles" %>
<tiles:definition id="calendar233-2"
page="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/calendarPlus.jsp">
<tiles:put name="content" value="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/clock.jsp" />
<tiles:put name="link1" value="/com/techscore/struts/chapter23/exercise3/CalendarPlus_calendar.do" type="String"/>
<tiles:put name="link2" value="/com/techscore/struts/chapter23/exercise3/CalendarPlus_weather.do" type="String" />
<tiles:put name="name1" value="カレンダー" />
<tiles:put name="name2" value="天気予報" />
</tiles:definition>
<tiles:insert beanName="calendar233-2" flush="true" />
<!-- tilesConf3.jsp -->
<!-- TECHSCORE Java JakartaStruts 23章 実習課題3 -->
<!-- Copyright (c) 2004 Four-Dimensional Data, Inc. -->
<%@ page contentType="text/html; charset=Windows-31J"
session="false"
pageEncoding="Windows-31J" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-tiles"
prefix="tiles" %>
<tiles:definition id="calendar233-3"
page="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/calendarPlus.jsp">
<tiles:put name="content" value="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/weather.jsp" />
<tiles:put name="link1" value="/com/techscore/struts/chapter23/exercise3/CalendarPlus_calendar.do" type="String"/>
<tiles:put name="link2" value="/com/techscore/struts/chapter23/exercise3/CalendarPlus_clock.do" type="String" />
<tiles:put name="name1" value="カレンダー" />
<tiles:put name="name2" value="世界時計" />
</tiles:definition>
<tiles:insert beanName="calendar233-3" flush="true" />
▼struts-config.xml
<?xml version="1.0" encoding="Windows-31J" ?>
<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.1//EN"
"http://jakarta.apache.org/struts/dtds/struts-config_1_1.dtd">
<struts-config>
<action-mappings>
<action path="/com/techscore/struts/chapter23/exercise3/CalendarPlus_calendar"
type="org.apache.struts.actions.ForwardAction"
parameter="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/tilesConf1.jsp"/>
<action path="/com/techscore/struts/chapter23/exercise3/CalendarPlus_clock"
type="org.apache.struts.actions.ForwardAction"
parameter="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/tilesConf2.jsp"/>
<action path="/com/techscore/struts/chapter23/exercise3/CalendarPlus_weather"
type="org.apache.struts.actions.ForwardAction"
parameter="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise3/tilesConf3.jsp"/>
</action-mappings>
<message-resources parameter="com.techscore.struts.MessageResources" />
<plug-in className="org.apache.struts.tiles.TilesPlugin">
<set-property property="definitions-config"
value="/WEB-INF/tiles-defs.xml" />
</plug-in>
</struts-config>
▼起動URLは以下の通り
WEB_ROOT/com/techscore/struts/chapter23/exercise3/CalendarPlus_calendar.do
EncodingFilter.javaの参照(2章の実習課題2と同じ)
CalendarTag.javaの参照(20章の実習課題1と同じ)

