BrightSide/bserp-core/src/main/java/org/turro/erp/entity/TaskStatus.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.turro.erp.entity;
 
import java.util.EnumSet;
 
public enum TaskStatus {
 
  TASK_PLANNING(2, 0),
  TASK_READY(1, 1),
  TASK_ONWORK(0, 2),
  TASK_FINISHED(3, 3);
 
  private int workOrder, statusOrder;
 
  private TaskStatus(int workOrder, int statusOrder) {
    this.workOrder = workOrder;
    this.statusOrder = statusOrder;
  }
 
  public int getStatusOrder() {
    return statusOrder;
  }
 
  public int getWorkOrder() {
    return workOrder;
  }
  
  public EnumSet<TaskStatus> getPossibleStatus() {
    EnumSet<TaskStatus> statusSet = EnumSet.of(this);
    for(TaskStatus ts : values()) {
      if(ts.statusOrder > statusOrder) {
        statusSet.add(ts);
      }
    }
    return statusSet;
  }
  
  public static boolean isReady(TaskStatus status) {
    return EnumSet.of(TASK_READY).contains(status);
  }
 
  public static boolean isOnWork(TaskStatus status) {
    return EnumSet.of(TASK_READY, TASK_ONWORK).contains(status);
  }
 
  public static boolean hasStarted(TaskStatus status) {
    return EnumSet.of(TASK_READY, TASK_ONWORK, TASK_FINISHED).contains(status);
  }
 
  public static boolean isFinished(TaskStatus status) {
    return EnumSet.of(TASK_FINISHED).contains(status);
  }
 
}