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PlotSquared, a land and world management plugin for Minecraft.

There is a newer version: 6.11.2

/*
 *       _____  _       _    _____                                _
 *      |  __ \| |     | |  / ____|                              | |
 *      | |__) | | ___ | |_| (___   __ _ _   _  __ _ _ __ ___  __| |
 *      |  ___/| |/ _ \| __|\___ \ / _` | | | |/ _` | '__/ _ \/ _` |
 *      | |    | | (_) | |_ ____) | (_| | |_| | (_| | | |  __/ (_| |
 *      |_|    |_|\___/ \__|_____/ \__, |\__,_|\__,_|_|  \___|\__,_|
 *                                    | |
 *                                    |_|
 *            PlotSquared plot management system for Minecraft
 *               Copyright (C) 2014 - 2022 IntellectualSites
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see .
 */
package com.plotsquared.core.player;

import com.plotsquared.core.synchronization.LockRepository;
import org.checkerframework.checker.nullness.qual.NonNull;
import org.checkerframework.checker.nullness.qual.Nullable;

import java.util.Optional;

final class PersistentMetaDataAccess extends MetaDataAccess {

    PersistentMetaDataAccess(
            final @NonNull PlotPlayer player,
            final @NonNull MetaDataKey metaDataKey,
            final LockRepository.@NonNull LockAccess lockAccess
    ) {
        super(player, metaDataKey, lockAccess);
    }

    @Override
    public boolean isPresent() {
        this.checkClosed();
        return this.getPlayer().hasPersistentMeta(getMetaDataKey().toString());
    }

    @SuppressWarnings("unchecked")
    @Override
    public @Nullable T remove() {
        this.checkClosed();
        final Object old = this.getPlayer().removePersistentMeta(this.getMetaDataKey().toString());
        if (old == null) {
            return null;
        }
        return (T) old;
    }

    @Override
    public void set(@NonNull T value) {
        this.checkClosed();
        this.getPlayer().setPersistentMeta(this.getMetaDataKey(), value);
    }

    @NonNull
    @Override
    public Optional get() {
        this.checkClosed();
        return Optional.ofNullable(this.getPlayer().getPersistentMeta(this.getMetaDataKey()));
    }

}