PortfolioDisagreement.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.document;
 
import org.turro.financials.entity.Document;
import org.turro.math.Zero;
import org.turro.util.CompareUtil;
 
public class PortfolioDisagreement implements Comparable<Document> {
 
  private Document document;
  private double docAmount, expAmount;
 
  public PortfolioDisagreement(Document document, double expAmount) {
    this.document = document;
    this.expAmount = expAmount;
    docAmount = document.getTotalAmount();
  }
 
  public Document getDocument() {
    return document;
  }
 
  public double getDifference() {
    return docAmount - expAmount;
  }
 
  @Override
  public int compareTo(Document o) {
    return CompareUtil.compare(document.getId(), o.getId());
  }
 
  public void addAmount(double descendantAmount) {
    expAmount += descendantAmount;
  }
 
  boolean fullfillsWith(double descendantAmount) {
    return Zero.near(docAmount - (expAmount + descendantAmount), 2);
  }
 
  boolean fullfillsBackwardWith(double ancestorAmount) {
    docAmount = ancestorAmount;
    return Zero.near(ancestorAmount - expAmount, 2);
  }
 
}