[ONOS-6183] NET l3VPN structure and store implementation

Change-Id: I2fc9054dba07ef522b3cc879810422bd0f1f5de4
diff --git a/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/NetL3vpnManager.java b/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/NetL3vpnManager.java
new file mode 100644
index 0000000..107440c
--- /dev/null
+++ b/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/NetL3vpnManager.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2017-present Open Networking Laboratory
+ *
+ * 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 org.onosproject.l3vpn.netl3vpn.impl;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onosproject.core.CoreService;
+import org.onosproject.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev20130715.IetfInetTypes;
+import org.onosproject.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.l3vpn.svc.rev20160730.IetfL3VpnSvc;
+import org.onosproject.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev20130715.IetfYangTypes;
+import org.onosproject.yang.gen.v1.urn.ietf.params.xml.ns.yang.l3vpn.svc.ext.rev20160730.L3VpnSvcExt;
+import org.onosproject.yang.model.YangModel;
+import org.onosproject.yang.model.YangModuleId;
+import org.onosproject.yang.runtime.DefaultAppModuleInfo;
+import org.onosproject.yang.runtime.DefaultModelRegistrationParam;
+import org.onosproject.yang.runtime.ModelRegistrationParam;
+import org.onosproject.yang.runtime.YangModelRegistry;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Iterator;
+
+import static org.onosproject.yang.runtime.helperutils.YangApacheUtils.getYangModel;
+
+/**
+ * The IETF net l3vpn manager implementation.
+ * // TODO: Implementation of the manager class.
+ */
+@Component(immediate = true)
+public class NetL3vpnManager {
+
+    private static final String APP_ID = "org.onosproject.app.l3vpn";
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected YangModelRegistry modelRegistry;
+
+    private ModelRegistrationParam regParam = null;
+
+    @Activate
+    protected void activate() {
+        coreService.registerApplication(APP_ID);
+        log.info("Started");
+        //TODO implementation
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        modelRegistry.unregisterModel(regParam);
+        log.info("Stopped");
+    }
+
+    private void registerModel() {
+        YangModel model = getYangModel(getClass());
+        Iterator<YangModuleId> it = model.getYangModulesId().iterator();
+
+        //Create model registration param.
+        ModelRegistrationParam.Builder b =
+                DefaultModelRegistrationParam.builder().setYangModel(model);
+
+        YangModuleId id;
+        while (it.hasNext()) {
+            id = it.next();
+            switch (id.moduleName()) {
+                case "ietf-inet-types":
+                    b.addAppModuleInfo(id, new DefaultAppModuleInfo(
+                            IetfInetTypes.class, null));
+                    break;
+                case "ietf-l3vpn-svc":
+                    b.addAppModuleInfo(id, new DefaultAppModuleInfo(
+                            IetfL3VpnSvc.class, null));
+                    break;
+                case "ietf-yang-types":
+                    b.addAppModuleInfo(id, new DefaultAppModuleInfo(
+                            IetfYangTypes.class, null));
+                    break;
+                case "l3vpn-svc-ext":
+                    b.addAppModuleInfo(id, new DefaultAppModuleInfo(
+                            L3VpnSvcExt.class, null));
+                    break;
+                default:
+                    break;
+            }
+        }
+        regParam = b.build();
+        modelRegistry.registerModel(regParam);
+    }
+}