cherry-pick e76af959

/*

 * Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file distributed with

 * this work for additional information regarding copyright ownership.

 * The ASF licenses this file to You 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 cn.escheduler.alert.utils;

public class FuncUtils {

    static public String mkString(Iterable<String> list, String split) {

        StringBuilder sb = new StringBuilder();

        boolean first = true;

        for (String item : list) {

            if (first)

                first = false;

            else

                sb.append(split);

            sb.append(item);

        }

        return sb.toString();

    }

}