VPP-1525: additional fixes for strings in Japi

[vpp.git] / extras / japi / java / jvpp-core / io / fd / vpp / jvpp / core / examples / CallbackCliApiExample.java

diff --git a/extras/japi/java/jvpp-core/io/fd/vpp/jvpp/core/examples/CallbackCliApiExample.java b/extras/japi/java/jvpp-core/io/fd/vpp/jvpp/core/examples/CallbackCliApiExample.java
new file mode 100644 (file)
index 0000000..01715d3
--- /dev/null
+++ b/extras/japi/java/jvpp-core/io/fd/vpp/jvpp/core/examples/CallbackCliApiExample.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2018 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.vpp.jvpp.core.examples;
+
+import io.fd.vpp.jvpp.JVpp;
+import io.fd.vpp.jvpp.JVppRegistry;
+import io.fd.vpp.jvpp.JVppRegistryImpl;
+import io.fd.vpp.jvpp.VppCallbackException;
+import io.fd.vpp.jvpp.core.JVppCoreImpl;
+import io.fd.vpp.jvpp.core.callback.CliInbandReplyCallback;
+import io.fd.vpp.jvpp.core.dto.CliInband;
+import io.fd.vpp.jvpp.core.dto.CliInbandReply;
+
+import java.nio.charset.StandardCharsets;
+
+public class CallbackCliApiExample {
+
+    public static void main(String[] args) throws Exception {
+        testCallbackApi();
+    }
+
+    private static void testCallbackApi() throws Exception {
+        System.out.println("Testing Java callback API for Cli with JVppRegistry");
+        try (final JVppRegistry registry = new JVppRegistryImpl("CallbackCliApiExample");
+             final JVpp jvpp = new JVppCoreImpl()) {
+            registry.register(jvpp, new TestCallback());
+
+            System.out.println("Sending CliInband request...");
+            CliInband req = new CliInband();
+            req.cmd = "create loopback interface";
+            final int result = jvpp.send(req);
+            System.out.printf("CliInband send result = %d%n", result);
+
+            Thread.sleep(1000);
+            System.out.println("Disconnecting...");
+        }
+        Thread.sleep(1000);
+    }
+
+    static class TestCallback implements CliInbandReplyCallback {
+
+        @Override
+        public void onCliInbandReply(final CliInbandReply msg) {
+            System.out.printf("Received CliInbandReply: context=%d, reply=%s", msg.context, msg.reply);
+        }
+
+        @Override
+        public void onError(VppCallbackException ex) {
+            System.out.printf("Received onError exception: call=%s, context=%d, retval=%d%n", ex.getMethodName(),
+                ex.getCtxId(), ex.getErrorCode());
+        }
+    }
+}