Teach sal-remoterpc-connector to route actions

[controller.git] / opendaylight / md-sal / sal-remoterpc-connector / src / main / java / org / opendaylight / controller / remote / rpc / AbstractRemoteImplementation.java

diff --git a/opendaylight/md-sal/sal-remoterpc-connector/src/main/java/org/opendaylight/controller/remote/rpc/AbstractRemoteImplementation.java b/opendaylight/md-sal/sal-remoterpc-connector/src/main/java/org/opendaylight/controller/remote/rpc/AbstractRemoteImplementation.java
new file mode 100644 (file)
index 0000000..6a8030f
--- /dev/null
+++ b/opendaylight/md-sal/sal-remoterpc-connector/src/main/java/org/opendaylight/controller/remote/rpc/AbstractRemoteImplementation.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2019 PANTHEON.tech, s.r.o. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.remote.rpc;
+
+import static java.util.Objects.requireNonNull;
+
+import akka.actor.ActorRef;
+import akka.pattern.Patterns;
+import akka.util.Timeout;
+import org.opendaylight.controller.remote.rpc.messages.AbstractExecute;
+import scala.concurrent.Future;
+
+/**
+ * An abstract base class for remote RPC/action implementations.
+ */
+abstract class AbstractRemoteImplementation<T extends AbstractExecute<?>> {
+    // 0 for local, 1 for binding, 2 for remote
+    static final long COST = 2;
+
+    private final ActorRef remoteInvoker;
+    private final Timeout askDuration;
+
+    AbstractRemoteImplementation(final ActorRef remoteInvoker, final RemoteOpsProviderConfig config) {
+        this.remoteInvoker = requireNonNull(remoteInvoker);
+        this.askDuration = config.getAskDuration();
+    }
+
+    final Future<Object> ask(final T message) {
+        return Patterns.ask(remoteInvoker, requireNonNull(message), askDuration);
+    }
+}