ValueDriver.java

/**
 * Copyright 2011-2017 Asakusa Framework Team.
 *
 * 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.asakusafw.directio.hive.serde;

import com.asakusafw.runtime.value.ValueOption;

/**
 * Drives a value into {@link ValueOption}.
 * @since 0.7.0
 */
@FunctionalInterface
public interface ValueDriver {

    /**
     * Sets the value into the target {@link ValueOption}.
     * @param target the target object
     * @param value the value object, or {@code null} if it is {@code null}
     */
    void set(ValueOption<?> target, Object value);
}