content: /*
   * 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 org.apache.cassandra.stress.settings;
  
  import java.io.Serializable;
  import java.util.Arrays;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.cassandra.config.DurationSpec;
  import org.apache.cassandra.stress.util.ResultLogger;
  
  public class SettingsReporting implements Serializable
  {
      public final int outputFrequency;
      private final String outputFrequencyString;
      public final int headerFrequency;
      private final String headerFrequencyString;
  
      public SettingsReporting(SettingsReporting.Options reporting)
      {
          if (reporting.headerFrequency.present())
          {
              headerFrequencyString = reporting.headerFrequency.value();
              headerFrequency = new DurationSpec.IntSecondsBound(headerFrequencyString).toSeconds();
          }
          else
          {
              headerFrequency = 0;
              headerFrequencyString = "*not set*";
          }
  
          if (reporting.outputFrequency.present())
          {
              outputFrequencyString = reporting.outputFrequency.value();
              outputFrequency = new DurationSpec.IntSecondsBound(outputFrequencyString).toSeconds();
          }
          else
          {
              outputFrequency = 0;
              outputFrequencyString = "*not set*";
          }
      }
  
      // Option Declarations
  
      public static final class Options extends GroupedOptions
      {
          final OptionSimple outputFrequency = new OptionSimple("output-frequency=",
                                                                ".*",
                                                                "1s",
                                                                "Frequency each line of output will be printed out when running a stress test, defaults to '1s'.",
                                                                false);
  
          final OptionSimple headerFrequency = new OptionSimple("header-frequency=",
                                                                ".*",
                                                                null,
                                                                "Frequency the header for the statistics will be printed out. " +
                                                                "If not specified, the header will be printed at the beginning of the test only.",
                                                                false);
  
          @Override
          public List<? extends Option> options()
          {
              return Arrays.asList(outputFrequency, headerFrequency);
          }
      }
  
      public static SettingsReporting get(Map<String, String[]> clArgs)
      {
          String[] params = clArgs.remove("-reporting");
          if (params == null)
              return new SettingsReporting(new SettingsReporting.Options());
  
          GroupedOptions options = GroupedOptions.select(params, new SettingsReporting.Options());
          if (options == null)
          {
              printHelp();
              System.out.println("Invalid -reporting options provided, see output for valid options");
              System.exit(1);
          }
          return new SettingsReporting((SettingsReporting.Options) options);
      }
  
      public void printSettings(ResultLogger out)
      {
          out.printf("  Output frequency: %s%n", outputFrequencyString);
          out.printf("  Header frequency: %s%n", headerFrequencyString);
      }
  
      public static void printHelp()
      {
          GroupedOptions.printOptions(System.out, "-reporting", new SettingsReporting.Options());
      }
  
      public static Runnable helpPrinter()
      {
          return SettingsReporting::printHelp;
      }
  }
  