websocket.server">DeploymentException</a>
<div class="block">Checked exception indicating some kind of failure either to publish an endpoint on its server, or a failure to
 connect a client to its server.</div>
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<td class="colOne"><a href="../../jakarta/websocket/class-use/Encoder.html#jakarta.websocket.server">Encoder</a>
<div class="block">The Encoder interface defines how developers can provide a way to convert their custom objects into web socket
 messages.</div>
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