1 files changed, 61 insertions, 0 deletions
diff --git a/java/jvpp-stats/io/fd/jvpp/stats/callfacade/CallbackJVppStatsFacade.java b/java/jvpp-stats/io/fd/jvpp/stats/callfacade/CallbackJVppStatsFacade.java
new file mode 100644
index 0000000..f936dc1
--- /dev/null
+++ b/java/jvpp-stats/io/fd/jvpp/stats/callfacade/CallbackJVppStatsFacade.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2019 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.jvpp.stats.callfacade;
+
+import io.fd.jvpp.notification.EventRegistry;
+
+/**
+ * <p>Default implementation of CallbackStatsJVpp interface.
+ */
+public final class CallbackJVppStatsFacade implements CallbackJVppStats {
+
+    private final io.fd.jvpp.stats.JVppStats jvpp;
+    private final java.util.Map<Integer, io.fd.jvpp.callback.JVppCallback> callbacks;
+
+    /**
+     * <p>Create CallbackJVppStatsFacade object for provided JVpp instance.
+     * Constructor internally creates CallbackJVppFacadeCallback class for processing callbacks
+     * and then connects to provided JVpp instance
+     *
+     * @param jvpp provided io.fd.jvpp.JVpp instance
+     * @throws java.io.IOException in case instance cannot connect to JVPP
+     */
+    public CallbackJVppStatsFacade(final io.fd.jvpp.JVppRegistry registry, final io.fd.jvpp.stats.JVppStats jvpp)
+            throws java.io.IOException {
+        this.jvpp = java.util.Objects.requireNonNull(jvpp, "jvpp is null");
+        this.callbacks = new java.util.HashMap<>();
+        java.util.Objects.requireNonNull(registry, "JVppRegistry should not be null");
+        registry.register(jvpp, new CallbackJVppStatsFacadeCallback(this.callbacks));
+    }
+
+    @Override
+    public void close() throws Exception {
+        jvpp.close();
+    }
+
+    public final void interfaceStatisticsDump(io.fd.jvpp.stats.callback.InterfaceStatisticsDetailsCallback callback)
+            throws io.fd.jvpp.VppInvocationException {
+        synchronized (callbacks) {
+            callbacks.put(jvpp.interfaceStatisticsDump(), callback);
+        }
+    }
+
+    @Override
+    public EventRegistry getEventRegistry() {
+        return null;
+    }
+}