[ONOS-5076] YANG data tree Builder
Change-Id: I25160b651c26e614d29d7fad85e63f77a262d77c
diff --git a/apps/yms/app/src/main/java/org/onosproject/yms/app/ydt/YdtConstants.java b/apps/yms/app/src/main/java/org/onosproject/yms/app/ydt/YdtConstants.java
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+/*
+ * 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;
+
+/**
+ * Represents common constant utility for YANG data tree.
+ */
+final class YdtConstants {
+
+ //No instantiation.
+ private YdtConstants() {
+ }
+
+ /**
+ * Error formatting string for duplicate entries found in ydt.
+ */
+ public static final String FMT_DUP_ENTRY = "Duplicate entry with name %s.";
+
+ /**
+ * Returns the error string by filling the parameters in the given
+ * formatted error string.
+ *
+ * @param fmt error format string
+ * @param params parameters to be filled in formatted string
+ * @return error string
+ */
+ public static String errorMsg(String fmt, Object... params) {
+ return String.format(fmt, params);
+ }
+}
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