Breakdown.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2012 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.*;
import org.turro.string.Strings;
 
@Entity
public class Breakdown implements java.io.Serializable {
 
  @Id
  @GeneratedValue(strategy=GenerationType.IDENTITY)
  @Column(name="IDENTIFIER")
  private long id;
 
  private int orderRef;
          
  private Double quantity, price;
  
  private String description;
 
  public String getDescription() {
    return description;
  }
 
  public void setDescription(String description) {
    this.description = description;
  }
 
  public long getId() {
    return id;
  }
 
  public void setId(long id) {
    this.id = id;
  }
 
  public int getOrderRef() {
    return orderRef;
  }
 
  public void setOrderRef(int orderRef) {
    this.orderRef = orderRef;
  }
 
  public Double getPrice() {
    return price;
  }
 
  public void setPrice(Double price) {
    this.price = price;
  }
 
  public Double getQuantity() {
    return quantity;
  }
 
  public void setQuantity(Double quantity) {
    this.quantity = quantity;
  }
 
  /* Helpers */
  
  public boolean isEmpty() {
    return Strings.isBlank(description);
  }
  
  public double getAmount() {
    if(price == null) return 0.0d;
    return (quantity == null || quantity == 0.0) ? price : quantity * price;
  }
  
  @Override
  public Breakdown clone() {
    Breakdown b = new Breakdown();
    b.setOrderRef(orderRef);
    b.setQuantity(quantity);
    b.setPrice(price);
    b.setDescription(description);
    return b;
  } 
 
}