1 files changed, 77 insertions, 0 deletions
diff --git a/nat/nat2vpp/src/main/java/io/fd/honeycomb/nat/NatModule.java b/nat/nat2vpp/src/main/java/io/fd/honeycomb/nat/NatModule.java
new file mode 100644
index 000000000..b33f900e5
--- /dev/null
+++ b/nat/nat2vpp/src/main/java/io/fd/honeycomb/nat/NatModule.java
@@ -0,0 +1,77 @@
+/*
+ * 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.
+ */
+
+package io.fd.honeycomb.nat;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.inject.AbstractModule;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+import com.google.inject.multibindings.Multibinder;
+import io.fd.honeycomb.data.init.DataTreeInitializer;
+import io.fd.honeycomb.nat.init.NatInitializer;
+import io.fd.honeycomb.nat.jvpp.JVppSnatProvider;
+import io.fd.honeycomb.nat.read.NatReaderFactory;
+import io.fd.honeycomb.nat.read.ifc.IfcNatReaderFactory;
+import io.fd.honeycomb.nat.util.MappingEntryContext;
+import io.fd.honeycomb.nat.write.NatWriterFactory;
+import io.fd.honeycomb.nat.write.ifc.IfcNatWriterFactory;
+import io.fd.honeycomb.translate.read.ReaderFactory;
+import io.fd.honeycomb.translate.write.WriterFactory;
+import io.fd.vpp.jvpp.snat.future.FutureJVppSnatFacade;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Module class instantiating nat plugin components.
+ */
+public final class NatModule extends AbstractModule {
+
+    private static final Logger LOG = LoggerFactory.getLogger(NatModule.class);
+    private final Class<? extends Provider<FutureJVppSnatFacade>> jvppSnatProviderClass;
+
+    public NatModule() {
+        this(JVppSnatProvider.class);
+    }
+
+    @VisibleForTesting
+    NatModule(Class<? extends Provider<FutureJVppSnatFacade>> jvppSnatProvider) {
+        this.jvppSnatProviderClass = jvppSnatProvider;
+    }
+
+    @Override
+    protected void configure() {
+        // Mapping entry context util
+        bind(MappingEntryContext.class).toInstance(new MappingEntryContext());
+
+        LOG.debug("Installing NAT module");
+
+        // Bind to Plugin's JVPP
+        bind(FutureJVppSnatFacade.class).toProvider(jvppSnatProviderClass).in(Singleton.class);
+
+        final Multibinder<ReaderFactory> readBinder = Multibinder.newSetBinder(binder(), ReaderFactory.class);
+        readBinder.addBinding().to(IfcNatReaderFactory.class).in(Singleton.class);
+        readBinder.addBinding().to(NatReaderFactory.class).in(Singleton.class);
+
+        final Multibinder<WriterFactory> writeBinder = Multibinder.newSetBinder(binder(), WriterFactory.class);
+        writeBinder.addBinding().to(IfcNatWriterFactory.class).in(Singleton.class);
+        writeBinder.addBinding().to(NatWriterFactory.class).in(Singleton.class);
+
+        Multibinder.newSetBinder(binder(), DataTreeInitializer.class)
+                .addBinding().to(NatInitializer.class).in(Singleton.class);
+        LOG.info("Module NAT successfully configured");
+    }
+}