com.iohao.game.common.kit.attr.AttrOption Maven / Gradle / Ivy

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/*
 * # iohao.com . 渔民小镇
 * Copyright (C) 2021 - 2022 double joker （[email protected]） . 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.iohao.game.common.kit.attr;

import java.io.Serializable;
import java.util.Objects;

/**
 * 动态属性的属性项
 *  *     see {@link AttrOptionDynamic}
 * 
 *
 * @param  t
 * @author 渔民小镇
 * @date 2022-01-31
 */
public record AttrOption(String name, T defaultValue) implements Serializable {
    /**
     * 初始化 一个 AttrOption
     *
     * @param name name
     * @param   t
     * @return AttrOption
     */
    public static  AttrOption valueOf(String name) {
        return new AttrOption(name, null);
    }

    /**
     * 初始化 一个 AttrOption
     *
     * @param name         name
     * @param defaultValue 默认值
     * @param           t
     * @return AttrOption
     */
    public static  AttrOption valueOf(String name, T defaultValue) {
        return new AttrOption(name, defaultValue);
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }

        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        AttrOption that = (AttrOption) o;

        return Objects.equals(name, that.name);
    }

    @Override
    public int hashCode() {
        return name != null ? name.hashCode() : 0;
    }
}