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<div class="block">This method level annotation can be used to decorate a Java method that wishes to be called in order to handle
 errors.</div>
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<td class="colFirst"><a href="jakarta/websocket/OnMessage.html" title="annotation in jakarta.websocket">OnMessage</a></td>
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<div class="block">This method level annotation can be used to make a Java method receive incoming web socket messages.</div>
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