Predecessor.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 javax.persistence.*;
 
@Entity
public class Predecessor implements java.io.Serializable {
 
  @Id
  @GeneratedValue(strategy=GenerationType.IDENTITY)
  @Column(name="IDENTIFIER")
  private long id;
 
  private PredecessorType type;
  
  private double lag;
  
  @ManyToOne
  private org.turro.erp.entity.Task task;
 
  @ManyToOne
  private org.turro.erp.entity.Task predecessor;
 
  public long getId() {
    return id;
  }
 
  public void setId(long id) {
    this.id = id;
  }
 
  public double getLag() {
    return lag;
  }
 
  public void setLag(double lag) {
    this.lag = lag;
  }
 
  public Task getPredecessor() {
    return predecessor;
  }
 
  public void setPredecessor(Task predecessor) {
    this.predecessor = predecessor;
  }
 
  public Task getTask() {
    return task;
  }
 
  public void setTask(Task task) {
    this.task = task;
  }
 
  public PredecessorType getType() {
    return type;
  }
 
  public void setType(PredecessorType type) {
    this.type = type;
  }
 
  /* Helpers */
 
  public boolean isEmpty() {
    return predecessor == null;
  }
 
}