package com.yahoo.omid.metrics;

public class MetricsUtils {

    public static final char DEFAULT_SEPARATOR = '.';

    public static String name(String name, String... otherNames) {
        return name(name, DEFAULT_SEPARATOR, otherNames);
    }

    public static String name(String name, char separator, String... otherNames) {
        final StringBuffer builder = new StringBuffer(name);
        if (otherNames != null) {
            for (String otherName : otherNames) {
                concat(builder, otherName, separator);
            }
        }
        return builder.toString();
    }

    private static void concat(StringBuffer head, String tail, char separator) {
        if (tail != null && !tail.isEmpty()) {
            if (head.length() > 0) {
                head.append(separator);
            }
            head.append(tail);
        }
    }

}

@@ -1,8 +1,612 @@
+/**%0A * Copyright 2011-2016 Yahoo Inc.%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *         http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A
 package 

Add missing license headers