l#close()">close</a></strong>()</code>
<div class="block">Cleans up resources of this DataSource after use.</div>
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<td class="colFirst"><code>protected <a href="http://download.oracle.com/javase/7/docs/api/java/util/concurrent/Callable.html?is-external=true" title="class or interface in java.util.concurrent">Callable</a>&lt;<a href="http://download.oracle.com/javase/7/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&gt