/*
    * SPDX-FileCopyrightText: none
    * SPDX-License-Identifier: CC0-1.0
    */
   
   package dev.metaschema.core.metapath.item.atomic.impl;
   
   import java.time.Period;
   import java.util.Objects;
  
  import dev.metaschema.core.datatype.adapter.MetaschemaDataTypeProvider;
  import dev.metaschema.core.datatype.adapter.YearMonthAdapter;
  import dev.metaschema.core.metapath.impl.AbstractMapKey;
  import dev.metaschema.core.metapath.item.atomic.IYearMonthDurationItem;
  import dev.metaschema.core.metapath.item.function.IMapKey;
  import dev.metaschema.core.metapath.item.function.IOpaqueMapKey;
  import edu.umd.cs.findbugs.annotations.NonNull;
  
  /**
   * An implementation of a Metapath atomic item containing a duration data value
   * in years and months.
   */
  public class YearMonthDurationItemImpl
      extends AbstractDurationItem<Period>
      implements IYearMonthDurationItem {
  
    /**
     * Construct a new item with the provided {@code value}.
     *
     * @param value
     *          the value to wrap
     */
    public YearMonthDurationItemImpl(@NonNull Period value) {
      super(value);
    }
  
    @Override
    public Period asPeriod() {
      return getValue();
    }
  
    @Override
    public YearMonthAdapter getJavaTypeAdapter() {
      return MetaschemaDataTypeProvider.YEAR_MONTH_DURATION;
    }
  
    @Override
    public int hashCode() {
      return Objects.hash(asPeriod());
    }
  
    @Override
    public boolean equals(Object obj) {
      return this == obj
          || obj instanceof IYearMonthDurationItem && compareTo((IYearMonthDurationItem) obj) == 0;
    }
  
    @Override
    public IMapKey asMapKey() {
      return new MapKey();
    }
  
    private final class MapKey
        extends AbstractMapKey
        implements IOpaqueMapKey {
      @Override
      public IYearMonthDurationItem getKey() {
        return YearMonthDurationItemImpl.this;
      }
    }
  }