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<pre>public static&nbsp;void&nbsp;deleteDirectory(<a href="http://d.android.com/reference/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;directoryOrFile)</pre>
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<pre>public static&nbsp;&lt;T&gt;&nbsp;<a href="http://d.android.com/reference/java/util/List.html?is-external=