增加心跳回调

app/src/main/java/com/bgycc/smartcanteen/socket/SCWebSocketClient.java

@@ -241,6 +241,9 @@ public class SCWebSocketClient extends WebSocketClient {
             Heartbeat request = new Heartbeat(deviceSN);
             String requestStr = gson.toJson(request);
             send(requestStr);
+            for (SCWebSocketListener l : listener) {
+                l.onHeartbeat();
+            }
         }
     };
 

app/src/main/java/com/bgycc/smartcanteen/socket/SCWebSocketListener.java

@@ -11,6 +11,8 @@ public interface SCWebSocketListener {
 
     void onClose(int code, String reason, boolean remote);
 
+    void onHeartbeat();
+
     void onError(Exception ex);
 
     void onReconnect();

app/src/main/java/com/bgycc/smartcanteen/socket/SCWebSocketListenerAdapter.java

@@ -22,6 +22,11 @@ public class SCWebSocketListenerAdapter implements SCWebSocketListener {
     }
 
     @Override
+    public void onHeartbeat() {
+
+    }
+
+    @Override
     public void onError(Exception ex) {
 
     }