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<h4>setExpression</h4>
<pre>public&nbsp;void&nbsp;setExpression(java.lang.String&nbsp;theexpression)</pre>
<div class="block">The regular expression used to search the file.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>theexpression</code> - this must match a line in the file to be selected.</dd></dl>
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<h4>setCaseSensitive</h4>
<pre>public&nbsp;void&nbsp;setCaseS