vpp-api/java/jvpp/org/openvpp/jvpp/test/CallbackJVppFacadeNotificationTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco and/or its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.openvpp.jvpp.test;
  18
  19 import org.openvpp.jvpp.JVpp;
  20 import org.openvpp.jvpp.JVppImpl;
  21 import org.openvpp.jvpp.VppCallbackException;
  22 import org.openvpp.jvpp.VppJNIConnection;
  23 import org.openvpp.jvpp.callback.WantInterfaceEventsCallback;
  24 import org.openvpp.jvpp.callfacade.CallbackJVppFacade;
  25 import org.openvpp.jvpp.dto.WantInterfaceEventsReply;
  26
  27 public class CallbackJVppFacadeNotificationTest {
  28
  29     private static void testCallbackFacade() throws Exception {
  30         System.out.println("Testing CallbackJVppFacade for notifications");
  31
  32         JVpp jvpp = new JVppImpl(new VppJNIConnection("CallbackApiTest"));
  33
  34         CallbackJVppFacade jvppCallbackFacade = new CallbackJVppFacade(jvpp);
  35         System.out.println("Successfully connected to VPP");
  36
  37         final AutoCloseable notificationListenerReg =
  38             jvppCallbackFacade.getNotificationRegistry().registerSwInterfaceSetFlagsNotificationCallback(
  39                 NotificationUtils::printNotification
  40             );
  41
  42         jvppCallbackFacade.wantInterfaceEvents(NotificationUtils.getEnableInterfaceNotificationsReq(),
  43             new WantInterfaceEventsCallback() {
  44                 @Override
  45                 public void onWantInterfaceEventsReply(final WantInterfaceEventsReply reply) {
  46                     System.out.println("Interface events started");
  47                 }
  48
  49                 @Override
  50                 public void onError(final VppCallbackException ex) {
  51                     System.out.printf("Received onError exception: call=%s, context=%d, retval=%d\n",
  52                         ex.getMethodName(), ex.getCtxId(), ex.getErrorCode());
  53                 }
  54             });
  55
  56         System.out.println("Changing interface configuration");
  57         NotificationUtils.getChangeInterfaceState().send(jvpp);
  58
  59         Thread.sleep(1000);
  60
  61         jvppCallbackFacade.wantInterfaceEvents(NotificationUtils.getDisableInterfaceNotificationsReq(),
  62             new WantInterfaceEventsCallback() {
  63                 @Override
  64                 public void onWantInterfaceEventsReply(final WantInterfaceEventsReply reply) {
  65                     System.out.println("Interface events stopped");
  66                 }
  67
  68                 @Override
  69                 public void onError(final VppCallbackException ex) {
  70                     System.out.printf("Received onError exception: call=%s, context=%d, retval=%d\n",
  71                         ex.getMethodName(), ex.getCtxId(), ex.getErrorCode());
  72                 }
  73             });
  74
  75         notificationListenerReg.close();
  76
  77         Thread.sleep(2000);
  78
  79         System.out.println("Disconnecting...");
  80         jvpp.close();
  81         Thread.sleep(1000);
  82     }
  83
  84     public static void main(String[] args) throws Exception {
  85         testCallbackFacade();
  86     }
  87 }