updated java depenencies

portal_webapp/src/main/java/net/locusworks/portal/websocket/WebsocketOutboundChannelInterceptor.java

@@ -2,7 +2,7 @@ package net.locusworks.portal.websocket;
 
 import org.springframework.messaging.Message;
 import org.springframework.messaging.MessageChannel;
-import org.springframework.messaging.support.ChannelInterceptorAdapter;
+import org.springframework.messaging.support.ChannelInterceptor;
 
 /**
  * class to handle websocket outbound connections
@@ -11,7 +11,7 @@ import org.springframework.messaging.support.ChannelInterceptorAdapter;
  * @version 1.0
  *
  */
-public class WebsocketOutboundChannelInterceptor extends ChannelInterceptorAdapter {
+public class WebsocketOutboundChannelInterceptor implements ChannelInterceptor {
   
   @Override
   public Message<?> preSend(Message<?> message, MessageChannel channel) {