/
ISubtypeRegistry.java
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/
ISubtypeRegistry.java
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package mezz.jei.api;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
/**
* Tell JEI how to interpret NBT tags and capabilities when comparing and looking up items.
*
* Some items have subtypes, most of them use meta values for this and JEI handles them by default.
* If your item has subtypes that depend on NBT or capabilities instead or meta, use this interface so JEI can tell those subtypes apart.
*
* Replaces {@link INbtIgnoreList}.
*
* Get the instance from {@link IJeiHelpers#getSubtypeRegistry()}
*
* @since 3.6.4
*/
public interface ISubtypeRegistry {
/**
* Tells JEI to treat all NBT as relevant to these items' subtypes.
*/
void useNbtForSubtypes(@Nonnull Item... items);
/**
* Add an interpreter to compare item subtypes.
*
* @param item the item that has subtypes.
* @param interpreter the interpreter for the item.
*/
void registerNbtInterpreter(@Nonnull Item item, @Nonnull ISubtypeInterpreter interpreter);
/**
* Get the data from an itemStack that is relevant to comparing and telling subtypes apart.
* Returns null if the itemStack has no information used for subtypes.
*/
@Nullable
String getSubtypeInfo(@Nonnull ItemStack itemStack);
interface ISubtypeInterpreter {
/**
* Get the data from an itemStack that is relevant to telling subtypes apart.
* Returns null if there is no data used for subtypes.
*/
@Nullable
String getSubtypeInfo(@Nonnull ItemStack itemStack);
}
}