Initial OpenECOMP Demo commit

[demo.git] / vnfs / honeycomb_plugin / sample_plugin / sample-plugin-impl / src / main / java / io / fd / honeycomb / tutorial / write / ModuleWriterFactory.java

diff --git a/vnfs/honeycomb_plugin/sample_plugin/sample-plugin-impl/src/main/java/io/fd/honeycomb/tutorial/write/ModuleWriterFactory.java b/vnfs/honeycomb_plugin/sample_plugin/sample-plugin-impl/src/main/java/io/fd/honeycomb/tutorial/write/ModuleWriterFactory.java
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+/*
+ * Copyright (c) 2016 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.
+ */
+
+/*
+ * Modifications copyright (c) 2017 AT&T Intellectual Property
+ */
+package io.fd.honeycomb.tutorial.write;
+
+import com.google.inject.Inject;
+import io.fd.honeycomb.translate.impl.write.GenericWriter;
+import io.fd.honeycomb.translate.v3po.util.NamingContext;
+import io.fd.honeycomb.translate.write.WriterFactory;
+import io.fd.honeycomb.translate.write.registry.ModifiableWriterRegistryBuilder;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.sample.plugin.rev160918.SamplePlugin;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.sample.plugin.rev160918.sample.plugin.params.PgStreams;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.sample.plugin.rev160918.sample.plugin.params.pg.streams.PgStream;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.openvpp.jvpp.core.future.FutureJVppCore;
+
+/**
+ * Factory producing writers for sample-plugin plugin's data.
+ */
+public final class ModuleWriterFactory implements WriterFactory {
+
+    private static final InstanceIdentifier<SamplePlugin> ROOT_CONTAINER_ID = InstanceIdentifier.create(SamplePlugin.class);
+
+    /**
+     * Injected vxlan naming context shared with writer, provided by this plugin
+     */
+    @Inject
+    private NamingContext pgNamingContext;
+    /**
+     * Injected jvpp core APIs, provided by Honeycomb's infrastructure
+     */
+    @Inject
+    private FutureJVppCore jvppCore;
+
+    @Override
+    public void init(@Nonnull final ModifiableWriterRegistryBuilder registry) {
+        // Unlike ReaderFactory, there's no need to add structural writers, just the writers that actually do something
+
+        // register writer for vxlan tunnel
+        registry.add(new GenericWriter<>(
+                // What part of subtree this writer handles is identified by an InstanceIdentifier
+                ROOT_CONTAINER_ID.child(PgStreams.class).child(PgStream.class),
+                // Customizer (the actual translation code to do the heavy lifting)
+                new PgWriteCustomizer(jvppCore, pgNamingContext)));
+    }
+}