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Java/JSTL/XML - История изменений
2026-05-17T07:52:51Z
История изменений этой страницы в вики
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http://jexp.ru/index.php?title=Java/JSTL/XML&diff=6701&oldid=prev
Admin: 1 версия
2010-06-01T06:17:22Z
<p>1 версия</p>
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<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 06:17, 1 июня 2010</td>
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Admin
http://jexp.ru/index.php?title=Java/JSTL/XML&diff=6700&oldid=prev
в 18:01, 31 мая 2010
2010-05-31T18:01:44Z
<p></p>
<p><b>Новая страница</b></p><div>== JSTL: parse XML document ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>xml actions</title><br />
</head><br />
<body><br />
This example parses XML and uses an XPath expression...<br />
<p/><br />
<c:set var="someXML"><br />
<people><br />
<person><br />
<name>Joe</name><br />
<age>30</age><br />
</person><br />
<person><br />
<name>Rosy</name><br />
<age>29</age><br />
</person><br />
</people><br />
</c:set><br />
<x:parse var="parsedDocument" xml="${someXML}" /><br />
Here is a list of people:<br />
<ul><br />
<x:forEach select="$parsedDocument/people/person"><br />
<li> <x:out select="name" /> </li><br />
</x:forEach><br />
</ul><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
== JSTL XML Foreach ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<?xml version="1.0" encoding="ISO-8859-1"?><br />
<students><br />
<student id="1"><br />
<name><br />
<first>Joe</first><br />
<last>Y</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>99</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Todd</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kate</first><br />
<last>Wang</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
<br />
</students><br />
<br />
/////////////////////////////////////////////////////////////////////////////////<br />
<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>For Each Examples</title><br />
</head><br />
<body><br />
<c:import var="students" url="students.xml" /><br />
<x:parse var="doc" xml="${students}" /><br />
<table border="1"><br />
<tr><br />
<th>First</th><br />
<th>Last</th><br />
<th>Points</th><br />
<th>Letter</th><br />
</tr><br />
<x:forEach var="student" select="$doc/students/student"><br />
<tr><br />
<td><br />
<x:out select="name/first" /><br />
</td><br />
<td><br />
<x:out select="name/last" /><br />
</td><br />
<td><br />
<x:out select="grade/points" /><br />
</td><br />
<td><br />
<x:out select="grade/letter" /><br />
</td><br />
</tr><br />
</x:forEach><br />
</table><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL XML Map Value ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<?xml version="1.0" encoding="ISO-8859-1"?><br />
<students><br />
<student id="1"><br />
<name><br />
<first>Joe</first><br />
<last>Y</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>99</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Todd</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kate</first><br />
<last>Wang</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
<br />
</students><br />
<br />
///////////////////////////////////////////////////////////////////////////////<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>Set Examples</title><br />
</head><br />
<body><br />
<c:import var="students" url="students.xml" /><br />
<x:parse var="doc" xml="${students}" /><br />
<x:set var="a" select="$doc/students/student/name/first" /><br />
<x:set var="b"<br />
select="$doc/students/student[@id=2]/name/first" /><br />
<x:set var="c"<br />
select="$doc/students/student[@id=1]/name/first" /><br />
<table border="1"><br />
<tr><br />
<td>$doc/students/student/name/first</td><br />
<td><br />
<x:out select="$a" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=2]/name/first</td><br />
<td><br />
<x:out select="$b" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=1]/name/first</td><br />
<td><br />
<x:out select="$c" /><br />
</td><br />
</tr><br />
</table><br />
</body><br />
</html><br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL XML Output ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<?xml version="1.0" encoding="ISO-8859-1"?><br />
<students><br />
<student id="1"><br />
<name><br />
<first>Joe</first><br />
<last>Y</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>99</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Todd</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kate</first><br />
<last>Wang</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
<br />
</students><br />
////////////////////////////////////////////////////////////////////////<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>Out Examples</title><br />
</head><br />
<body><br />
<c:import var="students" url="students.xml" /><br />
<x:parse var="doc" xml="${students}" /><br />
<table border="1"><br />
<tr><br />
<td>$doc/students/student/name/first</td><br />
<td><br />
<x:out select="$doc/students/student/name/first" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=1]/name/first</td><br />
<td><br />
<x:out<br />
select="$doc/students/student[@id=1]/name/first" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=2]/name/first</td><br />
<td><br />
<x:out<br />
select="$doc/students/student[@id=2]/name/first" /><br />
</td><br />
</tr><br />
</table><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL XML Parse ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<?xml version="1.0" encoding="ISO-8859-1"?><br />
<students><br />
<student id="1"><br />
<name><br />
<first>Joe</first><br />
<last>Y</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>99</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Todd</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kate</first><br />
<last>Wang</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
<br />
</students><br />
<br />
///////////////////////////////////////////////////////////////////////////////<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>Parse Examples</title><br />
</head><br />
<body>Please enter an XML file:<br />
<br /><br />
<form method="post"><br />
<textarea rows="10" cols="50" name="xml"><br />
<students><br />
<student id="1"><br />
<name><br />
<first>John</first><br />
<last>Smith</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>88</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Smith</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kelly</first><br />
<last>Lane</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
</students><br />
</textarea><br />
<br /><br />
<input type="submit" /><br />
</form><br />
<c:if test="${pageContext.request.method=="POST"}"><br />
<x:parse var="doc" xml="${param.xml}" /><br />
<table border="1"><br />
<tr><br />
<td>$doc/students/student/name/first</td><br />
<td><br />
<x:out select="$doc/students/student/name/first" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=2]/name/first</td><br />
<td><br />
<x:out<br />
select="$doc/students/student[@id=2]/name/first" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=1]/name/first</td><br />
<td><br />
<x:out<br />
select="$doc/students/student[@id=12]/name/first" /><br />
</td><br />
</tr><br />
</table><br />
</c:if><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL XML XPath ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<?xml version="1.0" encoding="ISO-8859-1"?><br />
<students><br />
<student id="1"><br />
<name><br />
<first>Joe</first><br />
<last>Y</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>99</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Todd</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kate</first><br />
<last>Wang</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
<br />
</students><br />
////////////////////////////////////////////////////////////////////////////////<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>Parse Examples</title><br />
</head><br />
<body>Please enter an XML file:<br />
<br /><br />
<form method="post"><br />
<textarea rows="10" cols="50" name="xml"><br />
<students><br />
<student id="1"><br />
<name><br />
<first>John</first><br />
<last>Smith</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>88</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Smith</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kelly</first><br />
<last>Lane</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
</students><br />
</textarea><br />
<br /><br />
<input type="submit" /><br />
</form><br />
<c:if test="${pageContext.request.method=="POST"}"><br />
<x:parse var="doc" xml="${param.xml}" /><br />
<table border="1"><br />
<tr><br />
<td>$doc/students/student/name/first</td><br />
<td><br />
<x:out select="$doc/students/student/name/first" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=2]/name/first</td><br />
<td><br />
<x:out<br />
select="$doc/students/student[@id=2]/name/first" /><br />
</td><br />
</tr><br />
<tr><br />
<td>$doc/students/student[@id=1]/name/first</td><br />
<td><br />
<x:out<br />
select="$doc/students/student[@id=12]/name/first" /><br />
</td><br />
</tr><br />
</table><br />
</c:if><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL XML XPath Choose ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<?xml version="1.0" encoding="ISO-8859-1"?><br />
<students><br />
<student id="1"><br />
<name><br />
<first>Joe</first><br />
<last>Y</last><br />
<middle>T</middle><br />
</name><br />
<grade><br />
<points>99</points><br />
<letter>A</letter><br />
</grade><br />
</student><br />
<student id="2"><br />
<name><br />
<first>James</first><br />
<last>Todd</last><br />
<middle>K</middle><br />
</name><br />
<grade><br />
<points>92</points><br />
<letter>B</letter><br />
</grade><br />
</student><br />
<student id="3"><br />
<name><br />
<first>Kate</first><br />
<last>Wang</last><br />
<middle>A</middle><br />
</name><br />
<grade><br />
<points>72</points><br />
<letter>C</letter><br />
</grade><br />
</student><br />
<br />
</students><br />
<br />
/////////////////////////////////////////////////////////////////////////////////////////<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>For Each Examples</title><br />
</head><br />
<body><br />
<c:import var="students" url="students.xml" /><br />
<x:parse var="doc" xml="${students}" /><br />
<table border="1"><br />
<tr><br />
<th>First</th><br />
<th>Last</th><br />
<th>Points</th><br />
<th>Letter</th><br />
<th>Note</th><br />
</tr><br />
<x:forEach var="student" select="$doc/students/student"><br />
<tr><br />
<td><br />
<x:out select="name/first" /><br />
</td><br />
<td><br />
<x:out select="name/last" /><br />
</td><br />
<td><br />
<x:out select="grade/points" /><br />
</td><br />
<td><br />
<x:out select="grade/letter" /><br />
</td><br />
<td><br />
<x:choose><br />
<x:when select="grade/points>90">You did<br />
great!</x:when><br />
<x:when select="grade/points>80">You did<br />
good!</x:when><br />
<x:when select="grade/points>75">You did<br />
ok.</x:when><br />
<x:when select="grade/points>70">Well, you<br />
passed.</x:when><br />
<x:otherwise>You failed</x:otherwise><br />
</x:choose><br />
</td><br />
</tr><br />
</x:forEach><br />
</table><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL XML XPath Select ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>Reading RSS</title><br />
</head><br />
<body><br />
<c:import var="news"<br />
url="http://www.wired.ru/news_drop/netcenter/netcenter.rdf" /><br />
<x:parse var="doc" xml="${news}" /><br />
<table border="1" width="100%"><br />
<tr bgcolor="blue"><br />
<td align="center"><br />
<font color="white" size="+2"><br />
<b><br />
<x:out select="$doc/rss/channel/title" /><br />
</b><br />
</font><br />
<br /><br />
<font color="white" size="-2"><br />
<x:out select="$doc/rss/channel/pubDate" /><br />
</font><br />
</td><br />
</tr><br />
<tr><br />
<td valign="top"><br />
<x:out select="$doc/rss/channel/description" /><br />
</td><br />
</tr><br />
<x:forEach var="story" select="$doc/rss/channel/item"><br />
<tr bgcolor="blue"><br />
<td align="center"><br />
<br />
<br />
<br />
<br />
== JSTL XML XPath: Wired New ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><%@ taglib uri="http://java.sun.ru/jstl/xml" prefix="x" %><br />
<html><br />
<head><br />
<title>Reading RSS</title><br />
</head><br />
<body><br />
<c:import var="news"<br />
url="http://www.wired.ru/news_drop/netcenter/netcenter.rdf" /><br />
<x:parse var="doc" xml="${news}" /><br />
<table border="1" width="100%"><br />
<tr bgcolor="blue"><br />
<td align="center"><br />
<font color="white" size="+2"><br />
<b><br />
<x:out select="$doc/rss/channel/title" /><br />
</b><br />
</font><br />
<br /><br />
<font color="white" size="-2"><br />
<x:out select="$doc/rss/channel/pubDate" /><br />
</font><br />
</td><br />
</tr><br />
<tr><br />
<td valign="top"><br />
<x:out select="$doc/rss/channel/description" /><br />
</td><br />
</tr><br />
<x:forEach var="story" select="$doc/rss/channel/item"><br />
<tr bgcolor="blue"><br />
<td align="center"></div>