45 lines
1.5 KiB
Java
45 lines
1.5 KiB
Java
/*
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* Minecraft Forge
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* Copyright (c) 2016-2019.
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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.client.model.data;
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import javax.annotation.Nullable;
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public interface IModelData
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{
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/**
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* Check if this data has a property, even if the value is {@code null}. Can be
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* used by code that intends to fill in data for a render pipeline, such as the
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* forge animation system.
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* <p>
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* IMPORTANT: {@link #getData(ModelProperty)} <em>can</em> return {@code null}
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* even if this method returns {@code true}.
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*
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* @param prop The property to check for inclusion in this model data
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* @return {@code true} if this data has the given property, even if no value is present
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*/
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boolean hasProperty(ModelProperty<?> prop);
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@Nullable
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<T> T getData(ModelProperty<T> prop);
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@Nullable
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<T> T setData(ModelProperty<T> prop, T data);
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}
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