BUG-5280: introduce Request/Response and related concepts

[controller.git] / opendaylight / md-sal / cds-access-api / src / main / java / org / opendaylight / controller / cluster / access / concepts / AbstractResponseProxy.java

diff --git a/opendaylight/md-sal/cds-access-api/src/main/java/org/opendaylight/controller/cluster/access/concepts/AbstractResponseProxy.java b/opendaylight/md-sal/cds-access-api/src/main/java/org/opendaylight/controller/cluster/access/concepts/AbstractResponseProxy.java
new file mode 100644 (file)
index 0000000..08c3135
--- /dev/null
+++ b/opendaylight/md-sal/cds-access-api/src/main/java/org/opendaylight/controller/cluster/access/concepts/AbstractResponseProxy.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2016 Cisco Systems, Inc. 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.cluster.access.concepts;
+
+import javax.annotation.Nonnull;
+import org.opendaylight.yangtools.concepts.WritableIdentifier;
+
+/**
+ * Abstract Externalizable proxy class to use with {@link Response} subclasses.
+ *
+ * @author Robert Varga
+ *
+ * @param <T> Target identifier type
+ * @param <C> Message class
+ */
+abstract class AbstractResponseProxy<T extends WritableIdentifier, C extends Response<T, C>>
+        extends AbstractMessageProxy<T, C> {
+    private static final long serialVersionUID = 1L;
+
+    AbstractResponseProxy() {
+        // for Externalizable
+    }
+
+    AbstractResponseProxy(final @Nonnull C response) {
+        super(response);
+    }
+
+    @Override
+    final C createMessage(final T target, final long sequence, final long retry) {
+        return createResponse(target, sequence, retry);
+    }
+
+    abstract @Nonnull C createResponse(@Nonnull T target, long sequence, long retry);
+}