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Java Tutorial/JSTL/Introduction - История изменений
2026-04-07T10:33:33Z
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http://jexp.ru/index.php?title=Java_Tutorial/JSTL/Introduction&diff=3385&oldid=prev
в 17:44, 31 мая 2010
2010-05-31T17:44:26Z
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http://jexp.ru/index.php?title=Java_Tutorial/JSTL/Introduction&diff=3386&oldid=prev
Admin: 1 версия
2010-05-31T15:23:23Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== JSTL in XML Format ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<?xml version="1.0"?><br />
<!--<br />
Licensed to the Apache Software Foundation (ASF) under one or more<br />
contributor license agreements. See the NOTICE file distributed with<br />
this work for additional information regarding copyright ownership.<br />
The ASF licenses this file to You under the Apache License, Version 2.0<br />
(the "License"); you may not use this file except in compliance with<br />
the License. You may obtain a copy of the License at<br />
http://www.apache.org/licenses/LICENSE-2.0<br />
Unless required by applicable law or agreed to in writing, software<br />
distributed under the License is distributed on an "AS IS" BASIS,<br />
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<br />
See the License for the specific language governing permissions and<br />
limitations under the License.<br />
--><br />
<jsp:root xmlns:jsp="http://java.sun.ru/JSP/Page"<br />
version="1.2"><br />
<jsp:directive.page contentType="text/html"/><br />
<jsp:directive.page import="java.util.Date, java.util.Locale"/><br />
<jsp:directive.page import="java.text.*"/><br />
<jsp:declaration><br />
String getDateTimeStr(Locale l) {<br />
DateFormat df = SimpleDateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.MEDIUM, l);<br />
return df.format(new Date());<br />
}<br />
</jsp:declaration><br />
<html><br />
<head><br />
<title>Example JSP in XML format</title><br />
</head><br />
<body><br />
This is the output of a simple JSP using XML format. <br />
<br /><br />
<div>Use a jsp:scriptlet to loop from 1 to 10: </div><br />
<jsp:scriptlet><br />
// Note we need to declare CDATA because we don"t escape the less than symbol<br />
for (int i = 1; i &lt;=10; i++) {<br />
out.println(i);<br />
if (i &lt; 10) {<br />
out.println(", ");<br />
}<br />
}<br />
</jsp:scriptlet><br />
<br />
<div align="left"><br />
Use a jsp:expression to write the date and time in the browser"s locale: <br />
<jsp:expression>getDateTimeStr(request.getLocale())</jsp:expression><br />
</div><br />
<br />
<jsp:text><br />
&lt;p&gt;This sentence is enclosed in a jsp:text element.&lt;/p&gt;<br />
</jsp:text><br />
</body><br />
</html><br />
</jsp:root></source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL JSP XML Format Page ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<tags:xhtmlbasic xmlns:tags="urn:jsptagdir:/WEB-INF/tags"<br />
xmlns:jsp="http://java.sun.ru/JSP/Page"<br />
xmlns:fmt="http://java.sun.ru/jstl/fmt"<br />
xmlns="http://www.w3.org/1999/xhtml"><br />
<jsp:directive.page contentType="text/html" /><br />
<head><br />
<title>JSPX - XHTML Basic Example</title><br />
</head><br />
<body><br />
<h1>JSPX - XHTML Basic Example</h1><br />
<hr/><br />
<p/><br />
<p/><br />
<p/><br />
<jsp:useBean id="now" class="java.util.Date" /><br />
<fmt:formatDate value="${now}" pattern="MMMM d, yyyy, H:mm:ss"/><br />
</body><br />
</tags:xhtmlbasic></source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== Setup Environment for Development Custom Tag ==<br />
<br />
<br />
<br />
<br />
<p>MyTag.java</p><br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
package taglib;<br />
import javax.servlet.jsp.*;<br />
import javax.servlet.jsp.tagext.*;<br />
import java.io.IOException;<br />
public class MyTag extends TagSupport <br />
{<br />
public int doStartTag() throws JspException <br />
{<br />
return EVAL_BODY_INCLUDE;<br />
}<br />
<br />
public int doAfterBody() throws JspException <br />
{<br />
System.out.println("Hello!");<br />
return SKIP_BODY;<br />
}<br />
}</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== Setup Environment for JSTL ==<br />
<br />
<br />
<br />
<br />
<p>web.xml</p><br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<?xml version="1.0" encoding="iso-8859-1"?><br />
<!DOCTYPE web-app<br />
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"<br />
"http://java.sun.ru/dtd/web-app_2_3.dtd"><br />
<web-app><br />
<context-param><br />
<param-name>javax.servlet.jsp.jstl.fmt.timeZone</param-name><br />
<param-value>US/Central</param-value><br />
</context-param><br />
<context-param><br />
<param-name>database-driver</param-name><br />
<param-value>org.gjt.mm.mysql.Driver</param-value><br />
</context-param><br />
<context-param><br />
<param-name>database-url</param-name><br />
<param-value><br />
jdbc:mysql://localhost/forum?user=forumuser</param-value><br />
</context-param><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/fmt</taglib-uri><br />
<taglib-location>/WEB-INF/fmt.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/fmt-rt</taglib-uri><br />
<taglib-location>/WEB-INF/fmt-rt.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/core</taglib-uri><br />
<taglib-location>/WEB-INF/c.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/core-rt</taglib-uri><br />
<taglib-location>/WEB-INF/c-rt.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/sql</taglib-uri><br />
<taglib-location>/WEB-INF/sql.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/sql-rt</taglib-uri><br />
<taglib-location>/WEB-INF/sql-rt.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/x</taglib-uri><br />
<taglib-location>/WEB-INF/x.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>http://java.sun.ru/jstl/x-rt</taglib-uri><br />
<taglib-location>/WEB-INF/x-rt.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri><br />
http://java.jeffheaton.ru/taglib/jstl/forum</taglib-uri><br />
<taglib-location>/WEB-INF/forum.tld</taglib-location><br />
</taglib><br />
<taglib><br />
<taglib-uri>/tlt</taglib-uri><br />
<taglib-location>/WEB-INF/taglib.tld</taglib-location><br />
</taglib><br />
</web-app></source><br />
<br />
<br />
<!-- end source code --></div>
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