SampleScheduledCommand.java

/* vim: set ts=2 et sw=2   cindent fo=qroca: */

package com.globant.katari.sample;

import java.util.HashMap;
import java.util.Map;
import java.util.Date;

import com.globant.katari.quartz.domain.ScheduledCommand;

/** This is a sample scheduled command to showcase the quartz module.
 *
 * It just waits for 100 seconds. The percent is simply the number of seconds
 * since execute was called.
 */
public class SampleScheduledCommand implements ScheduledCommand {

  /** The duration of the task, in millis.
   */
  private static final int DURATION = 100000;

  /** Milliseconds per second.
   */
  private static final int MS_PER_SECOND = 1000;

  /** The time that execute started, null if this task is not beign executed.
   */
  private Date startedOn = null;

  /** {@inheritDoc}
   */
  public String getDisplayName() {
    return "100 seconds delay";
  }

  /** {@inheritDoc}
   */
  public Integer getProgressPercent() {
    Date when = startedOn;
    if (when != null) {
      return (int) ((new Date()).getTime() - when.getTime()) / MS_PER_SECOND;
    } else {
      return null;
    }
  }

  /** {@inheritDoc}
   */
  public Map<String, String> getInformation() {
    Map<String, String> information = new HashMap<String, String>();
    if (getProgressPercent() != null) {
      information.put("Status", "Running");
    } else {
      information.put("Status", "Finished");
    }
    return information;
  }

  /** {@inheritDoc}
   */
  public Void execute() {
    startedOn = new Date();
    try {
      Thread.sleep(DURATION);
    } catch (InterruptedException e) {
      Thread.currentThread().interrupt();
    }
    startedOn = null;
    return null;
  }
}