ource URL, <code>false</code> otherwise.</dd>
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<h4>libraryExists</h4>
<pre>public&nbsp;boolean&nbsp;libraryExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;libraryName)</pre>
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 The default behavior of this method is to call <a href="../.