content: package me.tongfei.progressbar;
  
  /*-
   * #%L
   * TongFei ProgressBar
   * %%
   * Copyright (C) 2014 - 2018 Tongfei Chen
   * %%
   * 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.
   * #L%
   */
  
  
  import org.joda.time.Duration;
  
  /**
   * @author Tongfei Chen
   * @since 0.5.0
   */
  public class Util {
  
      static String repeat(char c, int n) {
          if (n <= 0) return "";
          char[] s = new char[n];
          for (int i = 0; i < n; i++) s[i] = c;
          return new String(s);
      }
  
      static String formatDuration(Duration d) {
          long s = d.getStandardSeconds();
          return String.format("%d:%02d:%02d", s / 3600, (s % 3600) / 60, s % 60);
      }
  
  }
  