50 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
			
		
		
	
	
			50 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
| package net.minecraft.util.datafix.fixes;
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| 
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| import com.mojang.datafixers.DataFix;
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| import com.mojang.datafixers.TypeRewriteRule;
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| import com.mojang.datafixers.Typed;
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| import com.mojang.datafixers.schemas.Schema;
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| import com.mojang.datafixers.types.Type;
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| import com.mojang.datafixers.types.templates.TaggedChoice.TaggedChoiceType;
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| import com.mojang.datafixers.util.Pair;
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| import com.mojang.serialization.DynamicOps;
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| import java.util.Locale;
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| import java.util.function.Function;
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| import net.minecraft.Util;
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| import net.minecraft.util.datafix.ExtraDataFixUtils;
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| 
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| public abstract class EntityRenameFix extends DataFix {
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| 	protected final String name;
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| 
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| 	public EntityRenameFix(String name, Schema outputSchema, boolean changesType) {
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| 		super(outputSchema, changesType);
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| 		this.name = name;
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| 	}
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| 
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| 	@Override
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| 	public TypeRewriteRule makeRule() {
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| 		TaggedChoiceType<String> taggedChoiceType = (TaggedChoiceType<String>)this.getInputSchema().findChoiceType(References.ENTITY);
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| 		TaggedChoiceType<String> taggedChoiceType2 = (TaggedChoiceType<String>)this.getOutputSchema().findChoiceType(References.ENTITY);
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| 		Function<String, Type<?>> function = Util.memoize((Function<String, Type<?>>)(string -> {
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| 			Type<?> type = (Type<?>)taggedChoiceType.types().get(string);
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| 			return ExtraDataFixUtils.patchSubType(type, taggedChoiceType, taggedChoiceType2);
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| 		}));
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| 		return this.fixTypeEverywhere(this.name, taggedChoiceType, taggedChoiceType2, dynamicOps -> pair -> {
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| 			String string = (String)pair.getFirst();
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| 			Type<?> type = (Type<?>)function.apply(string);
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| 			Pair<String, Typed<?>> pair2 = this.fix(string, this.getEntity(pair.getSecond(), dynamicOps, type));
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| 			Type<?> type2 = (Type<?>)taggedChoiceType2.types().get(pair2.getFirst());
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| 			if (!type2.equals(pair2.getSecond().getType(), true, true)) {
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| 				throw new IllegalStateException(String.format(Locale.ROOT, "Dynamic type check failed: %s not equal to %s", type2, pair2.getSecond().getType()));
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| 			} else {
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| 				return Pair.of(pair2.getFirst(), pair2.getSecond().getValue());
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| 			}
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| 		});
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| 	}
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| 
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| 	private <A> Typed<A> getEntity(Object value, DynamicOps<?> ops, Type<A> type) {
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| 		return new Typed<>(type, ops, (A)value);
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| 	}
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| 
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| 	protected abstract Pair<String, Typed<?>> fix(String entityName, Typed<?> typed);
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| }
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