ValuesSet.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2013 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.operating;
 
import java.util.TreeSet;
 
public class ValuesSet extends TreeSet<ValueItem> {
 
  public ValueItem getItem(String major) {
    ValueItem vi = ceiling(new ValueItem(major));
    if(vi != null && vi.getMajor().equals(major)) {
      return vi;
    } else {
      vi = new ValueItem(major);
      add(vi);
      return vi;
    }
  }
 
  public TreeSet<ValueItem> getSales() {
    TreeSet<ValueItem> sub = new TreeSet<>();
    for(ValueItem vi : this) {
      if(vi.getMajor().startsWith("7")) {
        sub.add(vi);
      }
    }
    return sub;
  }
  
  public TreeSet<ValueItem> getExpenses() {
    TreeSet<ValueItem> sub = new TreeSet<>();
    for(ValueItem vi : this) {
      if(vi.getMajor().startsWith("6")) {
        sub.add(vi);
      }
    }
    return sub;
  }
  
  public double getSalesAmount() {
    double amount = 0;
    for(ValueItem vi : getSales()) {
      amount += vi.getValue();
    }
    return amount;
  }
  
  public double getExpensesAmount() {
    double amount = 0;
    for(ValueItem vi : getExpenses()) {
      amount += vi.getValue();
    }
    return amount;
  }
  
}