youys
/
ant

 
			
			   
				 
					
						
						
							
							<!DOCTYPE html>
<!--
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       https://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
-->
<html lang="en">
<head>
<link rel="stylesheet" type="text/css" href="../stylesheets/style.css">
<title>ExtensionSet Type</title>
</head>

<body>
<h2><a>ExtensionSet</a></h2>
<p>Utility type that represents a set of Extensions.</p>
<p>Note that this type works with extensions as defined by the "Optional Package" specification.
For more information about optional packages, see the document <em>Optional Package Versioning</em>
in the documentation bundle for your Java Standard Edition package, in
file <samp>guide/extensions/versioning.html</samp> or online
at <a href="https://docs.oracle.com/javase/8/docs/technotes/guides/versioning/spec/versioning2.html#wp90779"
target="_top">Package Versioning documentation.</a></p>

<h3>Nested elements</h3>

<h4>extension</h4>
<p><a href="extension.html">Extension</a> object to add to set.</p>

<h4>fileset</h4>
<p><a href="fileset.html">FileSet</a>s all files contained contained within set that are jars and
implement an extension are added to extension set.</p>

<h4>libfileset</h4>
<p>All files contained contained within set that are jars and implement an extension are added to
extension set. However, the extension information may be modified by attributes of libfileset.</p>

<h4>Examples</h4>
<pre>
&lt;extension id=&quot;e1&quot;
    extensionName=&quot;MyExtensions&quot;
    specificationVersion=&quot;1.0&quot;
    specificationVendor=&quot;Peter Donald&quot;
    implementationVendorID=&quot;vv&quot;
    implementationVendor=&quot;Apache&quot;
    implementationVersion=&quot;2.0&quot;
    implementationURL=&quot;https://somewhere.com/myExt.jar&quot;/&gt;

&lt;libfileset id="lfs"
               includeUrl="true"
               includeImpl="false"
               dir="tools/lib"&gt;
  &lt;include name="*.jar"/&gt;
&lt;/libfileset&gt;

&lt;extensionSet id="exts"&gt;
  &lt;libfileset dir="lib"&gt;
    &lt;include name="*.jar"/&gt;
  &lt;/libfileset&gt;
  &lt;libfileset refid="lfs"/&gt;
  &lt;extension refid="e1"/&gt;
&lt;/extensionSet&gt;
</pre>

</body>
</html>