ols/ant/taskdefs/GUnzip.html#extract--">extract</a></span>()</code>
<div class="block">Implement the gunzipping.</div>
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<td class="colFirst"><code>protected java.lang.String</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/tools/ant/taskdefs/GUnzip.html#getDefaultExtension--">getDefaultExtension</a></span>()</code>
<div class="block">Get the default extension.</div>
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<td cla