com.udaan.r2dbi.sql.interfaces.RowMapper.kt Maven / Gradle / Ivy

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/*
 *  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 com.udaan.r2dbi.sql.interfaces

import com.udaan.r2dbi.SqlExecutionContext
import io.r2dbc.spi.Row

fun interface RowMapper {
    fun map(row: Row, sqlExecutionContext: SqlExecutionContext): T
}

interface RowMapperFactory {
    /**
     * Supplies a row mapper which will map result set rows to type if the factory supports it; null otherwise.
     *
     * @param type   the target type to map to
     * @return a row mapper for the given type if this factory supports it; null otherwise.
     */
    fun build(type: Class<*>): RowMapper<*>?
}