/*
    * SPDX-FileCopyrightText: none
    * SPDX-License-Identifier: CC0-1.0
    */
   
   package dev.metaschema.core.metapath.item.atomic.impl;
   
   import java.math.BigDecimal;
   import java.math.BigInteger;
  
  import dev.metaschema.core.datatype.adapter.DecimalAdapter;
  import dev.metaschema.core.metapath.item.atomic.IIntegerItem;
  import edu.umd.cs.findbugs.annotations.NonNull;
  
  /**
   * An abstract implementation of a Metapath atomic item containing an integer
   * data value.
   */
  public abstract class AbstractIntegerItem
      extends AbstractDecimalItem<BigInteger>
      implements IIntegerItem {
    /**
     * Construct a new item with the provided {@code value}.
     *
     * @param value
     *          the value to wrap
     */
    protected AbstractIntegerItem(@NonNull BigInteger value) {
      super(value);
    }
  
    @Override
    public boolean toEffectiveBoolean() {
      return !BigInteger.ZERO.equals(asInteger());
    }
  
    @Override
    public BigDecimal asDecimal() {
      return new BigDecimal(getValue(), DecimalAdapter.mathContext());
    }
  
    @Override
    public BigInteger asInteger() {
      return getValue();
    }
  
    @Override
    public int hashCode() {
      return asInteger().hashCode();
    }
  
    @Override
    public boolean equals(Object obj) {
      return this == obj
          || obj instanceof IIntegerItem && compareTo((IIntegerItem) obj) == 0;
    }
  }