HONEYCOMB-359 - Wildcarded writers for BGP extensions

Defines wildcarded writers for BGP extensions to be able to
write theirs respective part of ApplicationRib

Change-Id: I0057b59c5977d5f75e0bc3c0c8eae9b8cfdf0f85
Signed-off-by: Jan Srnicek <jsrnicek@cisco.com>

2 files changed, 45 insertions, 3 deletions

diff --git a/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateModule.java b/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateModule.java
index 622117293..528fe6461 100644
--- a/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateModule.java
+++ b/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateModule.java
@@ -35,7 +35,6 @@ import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.open
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.util.Collections;
 import java.util.Set;
 
 import static io.fd.honeycomb.northbound.bgp.extension.AbstractBgpExtensionModule.TableTypeRegistration.tableType;
@@ -67,8 +66,7 @@ public class LinkstateModule extends AbstractBgpExtensionModule {
 
     @Override
     public Set<Class<? extends WriterFactory>> getApplicationRibWriters() {
-        //TODO - HONEYCOMB-359 - use wildcarded subtree writer
-        return Collections.emptySet();
+        return ImmutableSet.of(LinkstateWriterFactory.class);
     }
 
     @Override
diff --git a/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateWriterFactory.java b/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateWriterFactory.java
new file mode 100644
index 000000000..7f4aaba27
--- /dev/null
+++ b/infra/northbound/bgp-extensions/linkstate/src/main/java/io/fd/honeycomb/northbound/bgp/extension/LinkstateWriterFactory.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2017 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.honeycomb.northbound.bgp.extension;
+
+import com.google.inject.Inject;
+import com.google.inject.name.Named;
+import io.fd.honeycomb.translate.util.write.BindingBrokerWriter;
+import io.fd.honeycomb.translate.write.WriterFactory;
+import io.fd.honeycomb.translate.write.registry.ModifiableWriterRegistryBuilder;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev150210.linkstate.routes.LinkstateRoutes;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+import javax.annotation.Nonnull;
+
+import static io.fd.honeycomb.northbound.bgp.extension.AbstractBgpExtensionModule.TABLES_IID;
+
+public class LinkstateWriterFactory implements WriterFactory {
+
+    private static final InstanceIdentifier<LinkstateRoutes> LINKSTATE_ROUTES_IID = TABLES_IID.child((Class) LinkstateRoutes.class);
+
+    @Inject
+    @Named("honeycomb-bgp")
+    private DataBroker dataBroker;
+
+    @Override
+    public void init(@Nonnull ModifiableWriterRegistryBuilder registry) {
+        registry.wildcardedSubtreeAdd(new BindingBrokerWriter<>(LINKSTATE_ROUTES_IID, dataBroker));
+    }
+}