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Java utility collections, development by Nervousync Studio (NSYC)

There is a newer version: 1.2.1

/*
 * Licensed to the Nervousync Studio (NSYC) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.nervousync.beans.converter.impl.basic;

import org.nervousync.beans.converter.impl.AbstractAdapter;
import org.nervousync.beans.converter.Adapter;
import org.nervousync.commons.Globals;

import java.util.Optional;

/**
 * Double DataConverter
 * Double数据转换器
 *
 * @author Steven Wee	[email protected]
 * @version $Revision: 1.1.0 $ $Date: Jun 21, 2023 11:29:06 $
 */
public final class DoubleStringAdapter extends AbstractAdapter {
    /**
     * @see Adapter#unmarshal(Object)
     */
    @Override
    public String marshal(Double object) {
        return Optional.ofNullable(object)
				.map(Object::toString)
				.orElse(Globals.DEFAULT_VALUE_STRING);
    }

    /**
     * @see Adapter#marshal(Object)
     */
    @Override
    public Double unmarshal(String object) {
        return Optional.ofNullable(object).map(Double::valueOf).orElse(null);
    }
}