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<html>
<head>
<meta http-equiv="Content-Language" content="en-us">
<link rel="stylesheet" type="text/css" href="../stylesheets/style.css">
<title>ResourceCount Task</title>
</head>
<body>
<h2>ResourceCount</h2>
<h3>Description</h3>
<p>Display or set a property containing the size of a nested
<a href="../Types/resources.html#collection">Resource Collection</a>.
Can also be used as a condition. <b>Since Apache Ant 1.7</b></p>
<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 set. If omitted the results are written
to the log. Ignored when processing as a condition.</td>
<td valign="top" align="center">No</td>
</tr>
<tr>
<td valign="top">refid</td>
<td valign="top">A <a href="../using.html#references">reference</a>
to a Resource Collection.</td>
<td valign="top" align="center">
Yes, unless a nested Resource Collection is supplied
</td>
</tr>
<tr>
<td valign="top">count</td>
<td valign="top">Comparison count for processing as a condition.</td>
<td valign="top" align="center">Yes, in condition mode</td>
</tr>
<tr>
<td valign="top">when</td>
<td valign="top">Comparison type: "equal", "eq", "greater", "gt", "less",
"lt", "ge" (greater or equal), "ne" (not equal), "le" (less or equal)
for use when operating as a condition.</td>
<td valign="top" align="center">No; default is "equal"</td>
</tr>
</table>
<h3>Parameters specified as nested elements</h3>
<h4>Resource Collection</h4>
<p>A single
<a href="../Types/resources.html#collection">Resource Collection</a>
should be specified via a nested element or the <code>refid</code> attribute.
</p>
<h3>Examples</h3>
<pre><resourcecount property="count.foo">
<filelist dir="." files="foo,bar" />
</resourcecount>
</pre>
<p>Stores the number of resources in the specified filelist (two)
in the property named <i>count.foo</i>.</p>
<pre>
<project>
<property name="file" value="${ant.file}"/>
<resourcecount property="file.lines">
<tokens>
<concat>
<filterchain>
<tokenfilter>
<linetokenizer/>
</tokenfilter>
</filterchain>
<fileset file="${file}"/>
</concat>
</tokens>
</resourcecount>
<echo>The file '${file}' has ${file.lines} lines.</echo>
</project>
</pre>
<p>Stores the number of lines of the current buildfile in the property <tt>file.lines</tt>.
Requires Ant 1.7.1+ as <concat> has to be resource.</p>
</body>
</html>
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