/*
 *                  Eoulsan development code
 *
 * This code may be freely distributed and modified under the
 * terms of the GNU Lesser General Public License version 2.1 or
 * later and CeCILL-C. This should be distributed with the code.
 * If you do not have a copy, see:
 *
 *      http://www.gnu.org/licenses/lgpl-2.1.txt
 *      http://www.cecill.info/licences/Licence_CeCILL-C_V1-en.txt
 *
 * Copyright for this code is held jointly by the Genomic platform
 * of the Institut de Biologie de l'École normale supérieure and
 * the individual authors. These should be listed in @author doc
 * comments.
 *
 * For more information on the Eoulsan project and its aims,
 * or to join the Eoulsan Google group, visit the home page
 * at:
 *
 *      http://outils.genomique.biologie.ens.fr/eoulsan
 *
 */

package fr.ens.biologie.genomique.eoulsan.core.schedulers.clusters;

import fr.ens.biologie.genomique.eoulsan.EoulsanRuntime;
import java.util.HashMap;
import java.util.Map;

/**
 * This class define a HTCondor cluster scheduler using a Bpipe script.
 *
 * @author Laurent Jourdren
 * @since 2.0
 */
public class HTCondorTaskScheduler extends BundledScriptBpipeTaskScheduler {

  public static final String SCHEDULER_NAME = "htcondor";
  private static final String COMMAND_WRAPPER_SCRIPT = "bpipe-htcondor.sh";

  private final String concurrencyLimits;
  private final String accountingGroup;
  private final boolean niceUser;

  @Override
  protected Map<String, String> additionalScriptEnvironment() {

    final Map<String, String> result = new HashMap<>();
    result.put("NICE_USER", this.niceUser ? "True" : "False");

    if (this.concurrencyLimits != null) {
      result.put("CONCURRENCY_LIMITS", this.concurrencyLimits);
    }

    if (this.accountingGroup != null) {
      result.put("ACCOUNTING_GROUP", this.accountingGroup);
    }

    return result;
  }

  //
  // Constructor
  //

  /** Constructor. */
  public HTCondorTaskScheduler() {
    super(SCHEDULER_NAME, COMMAND_WRAPPER_SCRIPT);

    // Get the concurrency limits
    this.concurrencyLimits =
        EoulsanRuntime.getRuntime().getSettings().getSetting("htcondor.concurrency.limits");

    // Get nice user priority
    this.niceUser =
        EoulsanRuntime.getRuntime().getSettings().getBooleanSetting("htcondor.nice.user");

    // Get accounting group
    this.accountingGroup =
        EoulsanRuntime.getRuntime().getSettings().getSetting("htcondor.accounting.group");
  }
}
