/*
 * Copyright 2008-2009 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 net.hasor.db.types.handler;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.sql.*;

/**
 * @author Paul Krause
 */
public class BigIntegerTypeHandler extends AbstractTypeHandler<BigInteger> {
    @Override
    public void setNonNullParameter(PreparedStatement ps, int i, BigInteger parameter, JDBCType jdbcType) throws SQLException {
        ps.setBigDecimal(i, new BigDecimal(parameter));
    }

    @Override
    public BigInteger getNullableResult(ResultSet rs, String columnName) throws SQLException {
        BigDecimal bigDecimal = rs.getBigDecimal(columnName);
        return bigDecimal == null ? null : bigDecimal.toBigInteger();
    }

    @Override
    public BigInteger getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
        BigDecimal bigDecimal = rs.getBigDecimal(columnIndex);
        return bigDecimal == null ? null : bigDecimal.toBigInteger();
    }

    @Override
    public BigInteger getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
        BigDecimal bigDecimal = cs.getBigDecimal(columnIndex);
        return bigDecimal == null ? null : bigDecimal.toBigInteger();
    }
}