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<h4>getTags</h4>
<pre>@Nullable
public&nbsp;java.util.Map&lt;String,String&gt;&nbsp;getTags()</pre>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>an unmodifiable <code>Map</code> containing metadata about this file</dd>
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<h4>isDataChange</h4>
<pre>public&nbsp;boolean&nbsp;isDataChange()</pre>
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<dt><span class="overrideSpecifyLabel">Specified b