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<h3>Method Detail</h3>
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<h4>eval</h4>
<pre>public&nbsp;boolean&nbsp;eval()
             throws <a href="../../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/tools/ant/