71 lines
1.9 KiB
Java
71 lines
1.9 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.core.worlddata;
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import java.util.Map;
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import java.util.UUID;
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import javax.annotation.Nonnull;
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import com.google.common.base.Optional;
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import com.google.common.base.Preconditions;
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import net.minecraftforge.common.config.ConfigCategory;
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/**
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* Wrapper class for the player mappings.
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* Will grant access to a pre initialized player map
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* based on the "players" category in the settings.cfg
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*/
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final class PlayerMapping implements IWorldPlayerMapping
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{
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/**
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* View of player mappings, is not immutable,
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* since it needs to be edited upon runtime,
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* cause new players can join
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*/
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private final Map<Integer, UUID> mappings;
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public PlayerMapping( ConfigCategory category )
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{
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final PlayerMappingsInitializer init = new PlayerMappingsInitializer( category );
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this.mappings = init.getPlayerMappings();
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}
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@Nonnull
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@Override
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public Optional<UUID> get( int id )
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{
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final UUID maybe = this.mappings.get( id );
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return Optional.fromNullable( maybe );
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}
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@Override
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public void put( int id, @Nonnull UUID uuid )
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{
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Preconditions.checkNotNull( uuid );
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this.mappings.put( id, uuid );
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}
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}
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