MSDKTask.java

/*
 * Copyright 2006-2016 The MZmine 3 Development Team
 * 
 * This file is part of MZmine 3.
 * 
 * MZmine 3 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 2 of the
 * License, or (at your option) any later version.
 * 
 * MZmine 3 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 MZmine 3; if not,
 * write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 * USA
 */

package io.github.mzmine.taskcontrol;

import javax.annotation.Nullable;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import io.github.msdk.MSDKMethod;
import io.github.mzmine.gui.MZmineGUI;
import javafx.concurrent.Task;

public class MSDKTask extends Task<Object> implements MZmineTask {

  private Logger logger = LoggerFactory.getLogger(this.getClass());

  private MSDKMethod<?> method;
  private String title, message;

  public MSDKTask(String title, @Nullable String message, MSDKMethod<?> method) {
    this.title = title;
    this.message = message;
    this.method = method;
    refreshStatus();

    setOnCancelled(event -> method.cancel());
  }

  @Override
  public void refreshStatus() {

    // Progress
    final Float finishedPerc = method.getFinishedPercentage();
    if (finishedPerc != null)
      updateProgress(finishedPerc.doubleValue(), 1.0);

    // Title and message
    updateTitle(title);
    updateMessage(message);
  }

  @Override
  protected Object call() throws Exception {
    Object result = null;
    try {
      result = method.execute();
    } catch (Throwable e) {
      final String msg = "Error executing task " + title + ": " + e.getMessage();
      logger.error(msg, e);
      MZmineGUI.displayMessage(msg);
    }
    return result;
  }

}