44 lines
No EOL
7.5 KiB
HTML
44 lines
No EOL
7.5 KiB
HTML
<!DOCTYPE html
|
||
SYSTEM "about:legacy-compat">
|
||
<html lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta charset="UTF-8"><meta name="copyright" content="(C) Copyright 2020"><meta name="generator" content="DITA-OT"><meta name="description" content="Plug-ins can contribute XSLT extension functions and collation URI resolvers. These customizations are automatically configured to work with Saxon when transformations are run using the DITA-OT pipeline task with custom XSLT."><meta name="keywords" content="Saxon, service, Ant, jar, pipeline, xslt, Ant, Saxon, I18N, plug-in, plug-ins, XSLT, preprocessing, extension points, Saxon, Java, ServiceLoader"><link rel="stylesheet" type="text/css" href="../css/commonltr.css"><link rel="stylesheet" type="text/css" href="../css/dita-ot-doc.css"><title>Adding Saxon customizations</title></head><body id="implement-saxon-customizations"><header role="banner"><div class="header">
|
||
<p>DITA Open Toolkit</p>
|
||
<hr>
|
||
</div></header><nav role="toc"><ul><li><a href="../index.html">DITA Open Toolkit 3.6</a></li><li><a href="../release-notes/index.html">Release Notes</a></li><li><a href="../topics/installing-client.html">Installing DITA-OT</a></li><li><a href="../topics/building-output.html">Building output</a></li><li><a href="../topics/input-formats.html">Authoring formats</a></li><li><a href="../topics/output-formats.html">Output formats</a></li><li><a href="../parameters/index.html">Parameters</a></li><li><a href="../topics/html-customization.html">Customizing HTML</a></li><li><a href="../topics/pdf-customization.html">Customizing PDF</a></li><li><a href="../topics/adding-plugins.html">Adding plug-ins</a></li><li><a href="../topics/custom-plugins.html">Creating plug-ins</a><ul><li><a href="../topics/plugin-benefits.html">Plug-in benefits</a></li><li><a href="../topics/plugin-configfile.html">Plug-in descriptor file</a></li><li><a href="../topics/plugin-coding-conventions.html">Coding conventions</a></li><li><a href="../topics/plugin-dependencies.html">Plug-in dependencies</a></li><li><a href="../topics/plugin-use-cases.html">Plug-in use cases</a><ul><li><a href="../topics/plugin-set-parameters.html">Setting parameters</a></li><li><a href="../topics/plugin-anttarget.html">Adding a new Ant target</a></li><li><a href="../topics/plugin-antpreprocess.html">Adding a pre-processing step</a></li><li><a href="../topics/plugin-newtranstype.html">Adding a new output format</a></li><li><a href="../topics/plugin-xsltparams.html">Adding new parameters</a></li><li><a href="../topics/plugin-overridestyle.html">Overriding XSLT steps</a></li><li><a href="../topics/plugin-javalib.html">Adding a Java library</a></li><li><a href="../topics/plugin-messages.html">Adding new messages</a></li><li><a href="../topics/plugin-newextensions.html">New extension points</a></li><li><a href="../topics/plugin-xmlcatalog.html">Extending an XML catalog file</a></li><li><a href="../topics/plugin-rewrite-rules.html">Rewriting file names</a></li><li class="active"><a href="../topics/implement-saxon-customizations.html">Saxon customizations</a><ul><li><a href="../topics/implement-saxon-extension-functions.html">Saxon extensions</a></li><li><a href="../topics/implement-saxon-collation-uri-resolvers.html">Custom collation URI resolvers</a></li></ul></li></ul></li><li><a href="../topics/html-customization-plugins.html">Custom HTML plug-ins</a></li><li><a href="../topics/pdf-customization-plugins.html">Custom PDF plug-ins</a></li><li><a href="../topics/globalization.html">Globalizing DITA content</a></li><li><a href="../topics/migration.html">Migrating customizations</a></li></ul></li><li><a href="../topics/troubleshooting-overview.html">Troubleshooting</a></li><li><a href="../reference/index.html">Reference</a></li><li><a href="../topics/dita-and-dita-ot-resources.html">Resources</a></li></ul></nav><main role="main"><article role="article" aria-labelledby="ariaid-title1">
|
||
<h1 class="title topictitle1" id="ariaid-title1">Adding Saxon customizations</h1>
|
||
|
||
|
||
|
||
<div class="body"><p class="shortdesc">Plug-ins can contribute XSLT extension functions and collation URI resolvers. These customizations are
|
||
automatically configured to work with Saxon when transformations are run using the DITA-OT
|
||
<code class="keyword markupname xmlelement"><pipeline></code> task with custom XSLT.</p>
|
||
<div class="p">Plug-ins can provide the following Saxon extensions:
|
||
<ul class="ul">
|
||
<li class="li">Extension functions</li>
|
||
<li class="li">Collation URI resolvers</li>
|
||
</ul></div>
|
||
<p class="p">Extensions are declared in plug-in-provided JAR files using the Java ServiceLoader feature that looks for
|
||
service-declaring files in JAR files and loads classes. This requires adding one or more files in the
|
||
<span class="ph filepath">META-INF/services</span> directory in plug-in-provided JAR files.</p>
|
||
<p class="p">You can create the file manually or generate it dynamically using <code class="keyword markupname xmlelement"><service></code> elements in
|
||
Ant <code class="keyword markupname xmlelement"><jar></code> tasks. See the topics for the different extension types for details.</p>
|
||
<div class="p">These extensions use the DITA Open Toolkit Ant <code class="keyword markupname xmlelement"><pipeline></code> element to wrap
|
||
<code class="keyword markupname xmlelement"><xslt></code> elements. You can do this in plug-ins as shown in this excerpt from the DITA
|
||
Community I18N plugin’s <span class="ph filepath">build.xml</span>
|
||
file:<pre class="pre codeblock language-xml"><code><target name="org.dita-community.i18n-saxon-extension-test">
|
||
<pipeline message="Test the DITA Community i18n Saxon extension functions"
|
||
taskname="i18n-extension-function-test">
|
||
<xslt
|
||
in="${dita.plugin.org.dita-community.i18n.dir}/test/xsl/data/test-data.xml"
|
||
style="${dita.plugin.org.dita-community.i18n.dir}/test/xsl/test-extension-functions.xsl"
|
||
out="${basedir}/out/extension-function-test-results.xml"
|
||
>
|
||
</xslt>
|
||
</pipeline>
|
||
</target></code></pre></div>
|
||
<p class="p">Normal XSLT extensions to built-in transformation types will automatically have the extensions available to
|
||
them.</p>
|
||
<p class="p">The dynamic Saxon configuration is implemented in the class <code class="ph codeph">org.dita.dost.module.XsltModule</code>,
|
||
which backs the <code class="keyword markupname xmlelement"><pipeline></code>/<code class="keyword markupname xmlelement"><xslt></code> element.</p>
|
||
<p class="p"> </p>
|
||
</div>
|
||
<nav role="navigation" class="related-links"><ul class="ullinks"><li class="link ulchildlink"><strong><a href="../topics/implement-saxon-extension-functions.html">Implementing Saxon extension functions</a></strong><br>Plug-ins can contribute Saxon extension functions for use in XSLT transformations run by DITA Open Toolkit.</li><li class="link ulchildlink"><strong><a href="../topics/implement-saxon-collation-uri-resolvers.html">Implementing custom Saxon collation URI resolvers</a></strong><br>Plug-ins can provide custom URI resolvers that provide collators for specific collation URIs.</li></ul><div class="familylinks"><div class="parentlink"><strong>Parent topic:</strong> <a class="link" href="../topics/plugin-use-cases.html" title="Plug-ins allow you to extend the functionality of DITA-OT. This might entail adding support for specialized document types, integrating processing overrides, or defining new output transformations.">Plug-in use cases</a></div></div></nav></article></main></body></html> |