AQL2Command.java

package nl.knaw.huygens.alexandria.endpoint.command;

/*
 * #%L
 * alexandria-main
 * =======
 * Copyright (C) 2015 - 2017 Huygens ING (KNAW)
 * =======
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */

import java.util.Map;
import java.util.concurrent.ExecutorService;

import javax.inject.Inject;

import nl.knaw.huygens.alexandria.api.model.CommandResponse;
import nl.knaw.huygens.alexandria.api.model.CommandStatus;
import nl.knaw.huygens.alexandria.api.model.Commands;
import nl.knaw.huygens.alexandria.api.model.ProcessStatusMap;
import nl.knaw.huygens.alexandria.config.AlexandriaConfiguration;
import nl.knaw.huygens.alexandria.service.AlexandriaService;

public class AQL2Command extends ResourcesCommand {

  public static final String COMMAND_PARAMETER = "command";
  private CommandResponse commandResponse = new CommandResponse();
  private AlexandriaService service;
  private final ProcessStatusMap<CommandStatus> commandStatusMap;
  private AlexandriaConfiguration config;
  private ExecutorService executorService;

  @Inject
  public AQL2Command(AlexandriaService service, //
      AlexandriaConfiguration config, //
      ExecutorService executorService, //
      ProcessStatusMap<CommandStatus> taskStatusMap) {
    this.service = service;
    this.config = config;
    this.executorService = executorService;
    this.commandStatusMap = taskStatusMap;
  }

  @Override
  public String getName() {
    return Commands.AQL2;
  }

  @Override
  public CommandResponse runWith(Map<String, Object> parameterMap) {
    String aql2Command = (String) parameterMap.get(COMMAND_PARAMETER);
    commandResponse.setASync(true);
    startCommandProcessing(aql2Command);
    // String result = process(aql2Command);
    // commandResponse.setResult(result);
    commandResponse.setParametersAreValid(true);
    return commandResponse;
  }

  private void startCommandProcessing(String aql2Command) {
    AQL2Task task = new AQL2Task(aql2Command);
    commandResponse.setStatusId(task.getUUID());
    commandStatusMap.put(task.getUUID(), task.getStatus());
    if (config.asynchronousEndpointsAllowed()) {
      executorService.execute(task);
    } else {
      // For now, for the acceptance tests.
      task.run();
    }

  }


}