51 lines
2.1 KiB
Java
51 lines
2.1 KiB
Java
/*
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* Minecraft Forge
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* Copyright (c) 2016-2018.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* This library 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 GNU
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* 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
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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package net.minecraftforge.fml.common;
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import com.google.common.base.Predicate;
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import net.minecraft.command.EntitySelector;
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import net.minecraft.command.ICommandSender;
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import net.minecraft.entity.Entity;
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import net.minecraft.util.math.Vec3d;
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import javax.annotation.Nonnull;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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/**
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* Allows mods to create custom selectors in commands.
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* Registered in {@link net.minecraftforge.fml.common.registry.GameRegistry#registerEntitySelector(IEntitySelectorFactory, String...)}
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* For an example implementation, see CustomEntitySelectorTest
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*/
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public interface IEntitySelectorFactory
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{
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/**
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* Called every time a command that contains entity selectors is executed
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*
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* @param arguments A map with all arguments and their values
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* @param mainSelector The main selector string (e.g. 'a' for all players or 'e' for all entities)
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* @param sender The sender of the command
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* @param position A position either specified in the selector arguments or by the players position. See {@link EntitySelector#getPosFromArguments(Map, Vec3d)}
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* @return A list of new predicates, can be empty ({@link Collections#emptyList()} but not null.
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*/
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@Nonnull List<Predicate<Entity>> createPredicates(Map<String, String> arguments, String mainSelector, ICommandSender sender, Vec3d position);
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}
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