YMS migration to onos-yangtool 1.10

Change-Id: I22ddf23f813840e0afec1e7713a86891f2a52f28
diff --git a/apps/yms/app/src/main/java/org/onosproject/yms/app/ydt/YdtLogicalNode.java b/apps/yms/app/src/main/java/org/onosproject/yms/app/ydt/YdtLogicalNode.java
new file mode 100644
index 0000000..05de8b3
--- /dev/null
+++ b/apps/yms/app/src/main/java/org/onosproject/yms/app/ydt/YdtLogicalNode.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2016-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.yms.app.ydt;
+
+import org.onosproject.yms.app.ydt.exceptions.YdtException;
+
+import static org.onosproject.yms.app.ydt.YdtConstants.FMT_DUP_ENTRY;
+import static org.onosproject.yms.app.ydt.YdtConstants.errorMsg;
+import static org.onosproject.yms.ydt.YdtType.LOGICAL_ROOT_NODE;
+
+/**
+ * Represents a logical YANG data tree node.
+ */
+class YdtLogicalNode extends YdtNode {
+
+    private final String name;
+    private final String namespace;
+
+    /**
+     * Creates a YANG logical node object.
+     */
+    public YdtLogicalNode(String name, String namespace) {
+        super(LOGICAL_ROOT_NODE);
+        this.name = name;
+        this.namespace = namespace;
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public String getNamespace() {
+        return namespace;
+    }
+
+    @Override
+    public String getModuleNameAsNameSpace() {
+        return namespace;
+    }
+
+    @Override
+    public void validDuplicateEntryProcessing() throws YdtException {
+        throw new YdtException(errorMsg(FMT_DUP_ENTRY, getName()));
+    }
+}