BitemporalCollection.java

package mf;

/*Generated by MPS */


public class BitemporalCollection implements TemporalCollection {
  private SingleTemporalCollection myContents = new SingleTemporalCollection();
  public BitemporalCollection() {
    myContents.put(MfDate.today(), new SingleTemporalCollection());
  }
  @Override
  public Object get(MfDate when) {
    return currentValidHistory().get(when);
  }
  private SingleTemporalCollection currentValidHistory() {
    return (SingleTemporalCollection) myContents.get();
  }
  public Object get(MfDate validDate, MfDate transactionDate) {
    return validHistoryAt(transactionDate).get(validDate);
  }
  private TemporalCollection validHistoryAt(MfDate transactionDate) {
    return (TemporalCollection) myContents.get(transactionDate);
  }
  @Override
  public void put(MfDate validDate, Object item) {
    myContents.put(MfDate.today(), currentValidHistory().copy());
    currentValidHistory().put(validDate, item);
  }
  @Override
  public void put(Object item) {
    put(MfDate.today(), item);
  }
  @Override
  public Object get() {
    return get(MfDate.today());
  }
  @Override
  public Object get(int year, int month, int date) {
    return get(new MfDate(year, month, date));
  }
}