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<div class="subTitle">org.apache.tools.ant.taskdefs.condition</div>
<h2 title="Interface Condition" class="title">Interface Condition</h2>
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<dt>All Known Implementing Classes:</dt>
<dd><a href="../../../../../../org/apache/tools/ant/taskdefs/condition/And.html" title="class in org.apache.tools.ant.taskdefs.condition">And</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/AntVersion.html" title="class in org.apache.tools.ant.taskdefs.condition">AntVersion</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/Available.html" title="class in org.apache.tools.ant.taskdefs">Available</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/Checksum.html" title="class in org.apache.tools.ant.taskdefs">Checksum</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/Contains.html" title="class in org.apache.tools.ant.taskdefs.condition">Contains</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/Equals.html" title="class in org.apache.tools.ant.taskdefs.condition">Equals</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/FilesMatch.html" title="class in 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title="class in org.apache.tools.ant.taskdefs">Length</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/Matches.html" title="class in org.apache.tools.ant.taskdefs.condition">Matches</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/Not.html" title="class in org.apache.tools.ant.taskdefs.condition">Not</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/Or.html" title="class in org.apache.tools.ant.taskdefs.condition">Or</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/Os.html" title="class in org.apache.tools.ant.taskdefs.condition">Os</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/ParserSupports.html" title="class in org.apache.tools.ant.taskdefs.condition">ParserSupports</a>, <a href="../../../../../../org/apache/tools/ant/taskdefs/condition/ResourceContains.html" title="class in org.apache.tools.ant.taskdefs.condition">ResourceContains</a>, <a 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<pre>public interface <span class="strong">Condition</span></pre>
<div class="block">Interface for conditions to use inside the &lt;condition&gt; task.</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../../org/apache/tools/ant/taskdefs/condition/Condition.html#eval()">eval</a></strong>()</code>
<div class="block">Is this condition true?</div>
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<h4>eval</h4>
<pre>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">Is this condition true?</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true if the condition is true</dd>
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<dd><code><a href="../../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - if an error occurs</dd></dl>
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