mirror of
https://github.com/apache/ant.git
synced 2025-05-18 14:04:48 +00:00
d70334b863
git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@491018 13f79535-47bb-0310-9956-ffa450edef68
121 lines
4.0 KiB
HTML
121 lines
4.0 KiB
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
|
|
|
|
http://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>
|
|
<head>
|
|
<meta http-equiv="Content-Language" content="en-us">
|
|
<link rel="stylesheet" type="text/css" href="../stylesheets/style.css">
|
|
<title>Whichresource Task</title>
|
|
</link>
|
|
</meta>
|
|
</head>
|
|
|
|
|
|
<body>
|
|
<h2><a name="whichresource">Whichresource</a></h2>
|
|
<h3>Description</h3>
|
|
<p>
|
|
Find a class or resource on the supplied classpath, or the
|
|
system classpath if none is supplied.
|
|
The named property is set if the item can be found.
|
|
For example:
|
|
</p>
|
|
<blockquote><pre>
|
|
<whichresource resource="/log4j.properties" property="log4j.url" >
|
|
</pre></blockquote>
|
|
<h3>Parameters</h3>
|
|
<table border="1" cellpadding="2" cellspacing="0">
|
|
<tr>
|
|
<td valign="top"><b>Attribute</b></td>
|
|
<td valign="top"><b>Description</b></td>
|
|
<td align="center" valign="top"><b>Required</b></td>
|
|
</tr>
|
|
<tr>
|
|
<td valign="top">property</td>
|
|
<td valign="top">
|
|
The property to fill with the URL of the resource of class.
|
|
</td>
|
|
<td valign="top" align="center">Yes</td>
|
|
</tr>
|
|
<tr>
|
|
<td valign="top">class</td>
|
|
<td valign="top">
|
|
The name of the class to look for.
|
|
</td>
|
|
<td valign="top" align="center" rowspan="2">Exactly one of these.</td>
|
|
</tr>
|
|
<tr>
|
|
<td valign="top">resource</td>
|
|
<td valign="top">
|
|
The name of the resource to look for.
|
|
</td>
|
|
</tr>
|
|
<tr>
|
|
<td valign="top">classpath</td>
|
|
<td valign="top">
|
|
The classpath to use when looking up <code>class</code>
|
|
or <code>resource</code>.
|
|
</td>
|
|
<td align="center" valign="top">No</td>
|
|
</tr>
|
|
<tr>
|
|
<td valign="top">classpathref</td>
|
|
<td valign="top">
|
|
The classpath to use, given as a
|
|
<a href="../using.html#references">reference</a>
|
|
to a path defined elsewhere.
|
|
<em>Since Ant 1.7.1.</em>
|
|
</td>
|
|
<td align="center" valign="top">No</td>
|
|
</tr>
|
|
</table>
|
|
<h3>Parameters specified as nested elements</h3>
|
|
<h4>classpath</h4>
|
|
<p>
|
|
<code>Whichresource</code>'s <code>classpath</code> attribute is a
|
|
<a href="../using.html#path">path-like structure</a> and can also be
|
|
set via a nested <code><classpath></code> element.
|
|
</p>
|
|
<h3>Examples</h3>
|
|
<p>
|
|
The following shows using a classpath reference.
|
|
</p>
|
|
<blockquote><pre>
|
|
<path id="bsf.classpath">
|
|
<fileset dir="${user.home}/lang/bsf" includes="*.jar"/>
|
|
</path>
|
|
<whichresource property="bsf.class.location"
|
|
class="org.apache.bsf.BSFManager"
|
|
classpathref="bsf.classpath"/>
|
|
<echo>${bsf.class.location}</echo>
|
|
</pre></blockquote>
|
|
<p>
|
|
The following shows using a nested classpath.
|
|
</p>
|
|
<blockquote><pre>
|
|
<whichresource
|
|
property="ant-contrib.antlib.location"
|
|
resource="net/sf/antcontrib/antlib.xml">
|
|
<classpath>
|
|
<path path="f:/testing/ant-contrib/target/ant-contrib.jar"/>
|
|
</classpath>
|
|
</whichresource>
|
|
<echo>${ant-contrib.antlib.location}</echo>
|
|
</pre></blockquote>
|
|
</body>
|
|
</html>
|