for a file content.
 It reads the content of a file, convert that to String and use the
 String.hashCode() method.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../../../org/apache/tools/ant/types/selectors/modifiedselector/Algorithm.html#getValue(java.io.File)">getValue</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../../org/apache/tools/ant/types/selectors/modifiedselector/Algorithm.html" title="interface in org.apache.tools.ant.types.selectors.modifie