IssuePredecessor.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.dossier.entity;
 
import java.util.Date;
import java.util.Objects;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToOne;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
import org.turro.i18n.I_;
 
@Entity
public class IssuePredecessor implements java.io.Serializable {
 
  @Id
  @GeneratedValue(strategy=GenerationType.IDENTITY)
  @Column(name="IDENTIFIER")
  private Long id;
 
  private IssuePredecessorType type;
  
  @Temporal(value = TemporalType.TIMESTAMP)
  private java.util.Date creation;
 
  @ManyToOne
  private Issue source;
 
  @ManyToOne
  private Issue target;
 
  public Long getId() {
    return id;
  }
 
  public void setId(Long id) {
    this.id = id;
  }
 
  public Date getCreation() {
    return creation;
  }
 
  public void setCreation(Date creation) {
    this.creation = creation;
  }
 
  public Issue getSource() {
    return source;
  }
 
  public void setSource(Issue source) {
    this.source = source;
  }
 
  public Issue getTarget() {
    return target;
  }
 
  public void setTarget(Issue target) {
    this.target = target;
  }
 
  public IssuePredecessorType getType() {
    return type;
  }
 
  public void setType(IssuePredecessorType type) {
    this.type = type;
  }
 
  public String getFullDescription() {
    return "#" + target.getId() + " " + target.getDescription() + " " +
           I_.byKey(type.toString()) +
            " #" + source.getId() + " " + source.getDescription();
  }
 
  public Issue getCounterFor(Issue issue) {
    if(Objects.equals(source.getId(), issue.getId())) {
      return target;
    } else if(Objects.equals(target.getId(), issue.getId())) {
      return source;
    }
    return null;
  }
 
  public String getDescriptionFor(Issue issue) {
    if(Objects.equals(source.getId(), issue.getId())) {
      if(type.equals(IssuePredecessorType.START_WHEN_ENDS)) {
        return "starts when this issue is resolved";                
      } else if(type.equals(IssuePredecessorType.START_WHEN_STARTS)) {
        return "and this issue start together";                
      }
    } else if(Objects.equals(target.getId(), issue.getId())) {
      if(type.equals(IssuePredecessorType.START_WHEN_ENDS)) {
        return "must be resolved to start this issue";                
      } else if(type.equals(IssuePredecessorType.START_WHEN_STARTS)) {
        return "and this issue start together";                
      }
    }
    return null;
  }
 
}