Package io.papermc.paper.registry

Interface RegistryBuilderFactory<T,B extends RegistryBuilder<T>>

Type Parameters:

T - The type of the registry

B - The type of the registry builder

@NullMarked
@Experimental
@NonExtendable
public interface RegistryBuilderFactory<T,B extends RegistryBuilder<T>>

A factory to create a RegistryBuilder for a given TypedKey. For each instance of this class, once either empty() or copyFrom(TypedKey) is called once, any future calls to either method will throw an IllegalStateException.

Method Summary

Modifier and Type	Method	Description
B	copyFrom(TypedKey<T> key)	Creates a new RegistryBuilder with the same properties as the given TypedKey.
B	empty()	Creates a new empty RegistryBuilder.

Method Details

empty

@Contract("-> new")
B empty()

Creates a new empty RegistryBuilder.

Returns:

A new empty RegistryBuilder

Throws:

IllegalStateException - if this method or copyFrom(TypedKey)) has already been called once

copyFrom

@Contract("_ -> new")
B copyFrom(TypedKey<T> key)

Creates a new RegistryBuilder with the same properties as the given TypedKey.

Parameters:

key - The key to copy properties from

Returns:

A new RegistryBuilder with the same properties as the given key

Throws:

IllegalStateException - if this method or empty() has already been called once

IllegalArgumentException - if key doesn't exist