content: /*
   * Copyright 2019 Aiven Oy and jdbc-connector-for-apache-kafka project contributors
   * Copyright 2015 Confluent Inc.
   *
   * 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 io.aiven.connect.jdbc.util;
  
  /**
   * General string utilities that are missing from the standard library and may commonly be
   * required by Connector or Task implementations.
   */
  public class StringUtils {
  
      /**
       * Generate a String by appending all the @{elements}, converted to Strings, delimited by
       *
       * @param elements list of elements to concatenate
       * @param delim    delimiter to place between each element
       * @return the concatenated string with delimiters
       */
      public static <T> String join(final Iterable<T> elements, final String delim) {
          final StringBuilder result = new StringBuilder();
          boolean first = true;
          for (final T elem : elements) {
              if (first) {
                  first = false;
              } else {
                  result.append(delim);
              }
              result.append(elem);
          }
          return result.toString();
      }
  }
  