解答例 - 実習課題1 - 23.Tiles タグライブラリ2
(実習課題1)
19章の実習課題2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), ├─JSP │ └─com │ └─techscore │ └─struts │ └─chapter23 │ └─exercise1 content1.jsp,content2.jsp,menu.jsp,useTilesInsert.jsp,tilesConf1.jsp,tilesConf2.jsp ├─lib strutsライブラリ jarファイル └─tld struts-tiles.tld,struts-html.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
<!-- content1.jsp --> <!-- TECHSCORE Java JakartaStruts 23章 実習課題1 --> <!-- Copyright (c) 2004 Four-Dimensional Data, Inc. --> <%@ page pageEncoding="Windows-31J" %> <p align="center">コンテンツその1</p>
<!-- content2.jsp --> <!-- TECHSCORE Java JakartaStruts 23章 実習課題1 --> <!-- Copyright (c) 2004 Four-Dimensional Data, Inc. --> <%@ page pageEncoding="Windows-31J" %> <p align="center">コンテンツその2</p>
<!-- menu.jsp --> <!-- TECHSCORE Java JakartaStruts 23章 実習課題1 --> <!-- 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" %> <p align="center">メニュー</p> <p align="center"> <html:link page="/com/techscore/struts/chapter23/exercise1/useTilesInsert1.do"> コンテンツ1 </html:link> </p> <p align="center"> <html:link page="/com/techscore/struts/chapter23/exercise1/useTilesInsert2.do"> コンテンツ2 </html:link> </p>
<!-- tilesConf1.jsp --> <!-- TECHSCORE Java JakartaStruts 23章 実習課題1 --> <!-- 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="useTiles231_1" page="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/useTilesInsert.jsp"> <tiles:put name="title" value="TECHSCORE Java JakartaStruts 23章 実習課題1" /> <tiles:put name="menu" value="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/menu.jsp" /> <tiles:put name="content" value="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/content1.jsp" /> <tiles:put name="copyright" value="Copyright (c) 2004 Four-Dimensional Data, Inc." /> </tiles:definition> <tiles:insert beanName="useTiles231_1" flush="true"/>
<!-- tilesConf2.jsp --> <!-- TECHSCORE Java JakartaStruts 23章 実習課題1 --> <!-- 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="useTiles231_2" page="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/useTilesInsert.jsp"> <tiles:put name="title" value="title change test" /> <tiles:put name="menu" value="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/menu.jsp" /> <tiles:put name="content" value="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/content2.jsp" /> <tiles:put name="copyright" value="copyright change test" /> </tiles:definition> <tiles:insert beanName="useTiles231_2" flush="true"/>
<!-- useTilesInsert.jsp --> <!-- TECHSCORE Java JakartaStruts 23章 実習課題1 --> <!-- 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-tiles" prefix="tiles" %> <html:html> <head><title>TECHSCORE Java JakartaStruts 23章 実習課題1</title></head> <body> <table border="1" width="100%"> <!-- ヘッダー部分--> <tr><td colspan="2"><p align="center"><tiles:getAsString name="title" /></p></td></tr> <tr> <!-- メニュー部分--> <td width="20%"><tiles:insert attribute="menu" /></td> <!-- コンテンツ部分--> <td><tiles:insert attribute="content" /></td> </tr> <!-- フッター部分--> <tr><td colspan="2"><p align="center"><tiles:getAsString name="copyright" /></p></td></tr> </table> </body> </html:html>
▼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/exercise1/useTilesInsert1" type="org.apache.struts.actions.ForwardAction" parameter="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/tilesConf1.jsp"/> <action path="/com/techscore/struts/chapter23/exercise1/useTilesInsert2" type="org.apache.struts.actions.ForwardAction" parameter="/WEB-INF/JSP/com/techscore/struts/chapter23/exercise1/tilesConf2.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>
<?xml version="1.0" encoding="Windows-31J" ?> <!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/j2ee/dtds/web-app_2_3.dtd"> <!-- Copyright (c) 2002 by ObjectLearn. All Rights Reserved. --> <web-app> <filter> <filter-name>Encoding</filter-name> <filter-class>com.techscore.struts.EncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>Windows-31J</param-value> </init-param> </filter> <filter-mapping> <filter-name>Encoding</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <servlet> <servlet-name>Action</servlet-name> <servlet-class>org.apache.struts.action.ActionServlet</servlet-class> <init-param> <param-name>config</param-name> <param-value>/WEB-INF/struts-config.xml</param-value> </init-param> <init-param> <param-name>debug</param-name> <param-value>6</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>Action</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> <taglib> <taglib-uri>http://jakarta.apache.org/struts/tags-bean</taglib-uri> <taglib-location>/WEB-INF/tld/struts-bean.tld</taglib-location> </taglib> <taglib> <taglib-uri>http://jakarta.apache.org/struts/tags-html</taglib-uri> <taglib-location>/WEB-INF/tld/struts-html.tld</taglib-location> </taglib> <taglib> <taglib-uri>http://jakarta.apache.org/struts/tags-logic</taglib-uri> <taglib-location>/WEB-INF/tld/struts-logic.tld</taglib-location> </taglib> <taglib> <taglib-uri>http://jakarta.apache.org/struts/tags-tiles</taglib-uri> <taglib-location>/WEB-INF/tld/struts-tiles.tld</taglib-location> </taglib> <taglib> <taglib-uri>http://www.4dd.co.jp/tags/original</taglib-uri> <taglib-location>/WEB-INF/tld/original.tld</taglib-location> </taglib> </web-app>
▼起動URLは以下の通り
WEB_ROOT/com/techscore/struts/chapter23/exercise1/useTilesInsert1.do WEB_ROOT/com/techscore/struts/chapter23/exercise1/useTilesInsert2.do
EncodingFilter.javaの参照(2章の実習課題2と同じ)