/*
    *    Copyright 2009-2021 the original author or authors.
    *
    *    Licensed under the Apache License, Version 2.0 (the "License");
    *    you may not use this file except in compliance with the License.
    *    You may obtain a copy of the License at
    *
    *       http://www.apache.org/licenses/LICENSE-2.0
    *
   *    Unless required by applicable law or agreed to in writing, software
   *    distributed under the License is distributed on an "AS IS" BASIS,
   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *    See the License for the specific language governing permissions and
   *    limitations under the License.
   */
  package org.apache.ibatis.type;
  
  import java.sql.CallableStatement;
  import java.sql.Date;
  import java.sql.PreparedStatement;
  import java.sql.ResultSet;
  import java.sql.SQLException;
  import java.time.LocalDate;
  import java.time.chrono.JapaneseDate;
  
  /**
   * Type Handler for {@link JapaneseDate}.
   *
   * @since 3.4.5
   * @author Kazuki Shimizu
   */
  public class JapaneseDateTypeHandler extends BaseTypeHandler<JapaneseDate> {
  
    @Override
    public void setNonNullParameter(PreparedStatement ps, int i, JapaneseDate parameter, JdbcType jdbcType)
            throws SQLException {
      ps.setDate(i, Date.valueOf(LocalDate.ofEpochDay(parameter.toEpochDay())));
    }
  
    @Override
    public JapaneseDate getNullableResult(ResultSet rs, String columnName) throws SQLException {
      Date date = rs.getDate(columnName);
      return getJapaneseDate(date);
    }
  
    @Override
    public JapaneseDate getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
      Date date = rs.getDate(columnIndex);
      return getJapaneseDate(date);
    }
  
    @Override
    public JapaneseDate getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
      Date date = cs.getDate(columnIndex);
      return getJapaneseDate(date);
    }
  
    private static JapaneseDate getJapaneseDate(Date date) {
      if (date != null) {
        return JapaneseDate.from(date.toLocalDate());
      }
      return null;
    }
  
  }