AccountItem.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.financials.model.register;
 
import org.turro.financials.db.FinancialsPU;
import org.turro.financials.entity.Account;
import org.turro.financials.entity.RegisterView;
import org.turro.jpa.Dao;
import org.turro.math.Zero;
import org.turro.util.CompareUtil;
 
public class AccountItem implements Comparable<AccountItem> {
 
  public RegisterView view;
  public Account account;
  public double balance;
 
  public static AccountItem createAccountItem(RegisterView view, Account account, double balance) {
    if(!Zero.near(balance, 2)) {
      return new AccountItem(view, account, balance);
    }
    return null;
  }
 
  public AccountItem(RegisterView view, Account account, double balance) {
    this.view = view;
    this.account = account;
    this.balance = balance;
  }
 
  public AccountItem(long idView, String idAccount, double balance) {
    Dao dao = new FinancialsPU();
    this.view = dao.find(RegisterView.class, idView);
    this.account = dao.find(Account.class, idAccount);
    this.balance = balance;
  }
 
  @Override
  public boolean equals(Object obj) {
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    final AccountItem other = (AccountItem) obj;
    if (this.view != other.view && (this.view == null || !this.view.equals(other.view))) {
      return false;
    }
    if (this.account != other.account && (this.account == null || !this.account.equals(other.account))) {
      return false;
    }
    if (Double.doubleToLongBits(this.balance) != Double.doubleToLongBits(other.balance)) {
      return false;
    }
    return true;
  }
 
  @Override
  public int hashCode() {
    int hash = 7;
    hash = 19 * hash + (this.view != null ? this.view.hashCode() : 0);
    hash = 19 * hash + (this.account != null ? this.account.hashCode() : 0);
    hash = 19 * hash + (int) (Double.doubleToLongBits(this.balance) ^ (Double.doubleToLongBits(this.balance) >>> 32));
    return hash;
  }
 
  @Override
  public int compareTo(AccountItem o) {
    int result = CompareUtil.compare(view.getId(), o.view.getId());
    if(result == 0) {
      result = CompareUtil.compare(account.getId(), o.account.getId());
    }
    if(result == 0) {
      result = CompareUtil.compare(balance, o.balance);
    }
    return result;
  }
 
}