com.speedment.runtime.typemapper.time.IntEpochDaysToLocalDateMapper Maven / Gradle / Ivy

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A Speedment bundle that shades all dependencies into one jar. This is useful when deploying an application on a server.

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/*
 *
 * Copyright (c) 2006-2019, Speedment, Inc. All Rights Reserved.
 *
 * 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.speedment.runtime.typemapper.time;

import com.speedment.runtime.config.Column;
import com.speedment.runtime.typemapper.TypeMapper;

import java.lang.reflect.Type;
import java.time.LocalDate;

/**
 * Implementation of {@link TypeMapper} that takes a date specified as a number
 * of days since the unix epoch start.
 *
 * @author Emil Forslund
 * @since  3.0.18
 */
public final class IntEpochDaysToLocalDateMapper
implements TypeMapper {

    @Override
    public String getLabel() {
        return "Int (Epoch Day) to LocalDate";
    }

    @Override
    public Type getJavaType(Column column) {
        return LocalDate.class;
    }

    @Override
    public LocalDate toJavaType(Column column, Class entityType, Integer value) {
        return value == null ? null : LocalDate.ofEpochDay(value);
    }

    @Override
    public Integer toDatabaseType(LocalDate value) {
        return value == null ? null : (int) value.toEpochDay();
    }

    @Override
    public Ordering getOrdering() {
        return Ordering.RETAIN;
    }
}