Package net.neoforged.neoforge.event

Class ItemAttributeModifierEvent.ItemAttributeModifiersBuilder

java.lang.Object

net.neoforged.neoforge.event.ItemAttributeModifierEvent.ItemAttributeModifiersBuilder

Enclosing class:

ItemAttributeModifierEvent

private static class ItemAttributeModifierEvent.ItemAttributeModifiersBuilder
extends Object

Advanced version of ItemAttributeModifiers.Builder which supports removal and better sanity-checking.

The original builder only supports additions and does not guarantee that no duplicate modifiers exist for a given id.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static final record	ItemAttributeModifierEvent.ItemAttributeModifiersBuilder.Key	Internal key class.

Field Summary

Fields

Modifier and Type	Field	Description
private List<ItemAttributeModifiers.Entry>	entries
private Map<ItemAttributeModifierEvent.ItemAttributeModifiersBuilder.Key,ItemAttributeModifiers.Entry>	entriesByKey

Constructor Summary

Constructors

Constructor	Description
ItemAttributeModifiersBuilder(ItemAttributeModifiers defaultModifiers)

Method Summary

Modifier and Type	Method	Description
(package private) boolean	addModifier(Holder<Attribute> attribute, AttributeModifier modifier, EquipmentSlotGroup slot)	Attempts to add a new modifier, refusing if one is already present with the same id.
ItemAttributeModifiers	build(boolean showInTooltip)
(package private) void	clear()
(package private) List<ItemAttributeModifiers.Entry>	getEntryView()	Returns an unmodifiable view of the underlying entry list.
(package private) boolean	removeIf(Predicate<ItemAttributeModifiers.Entry> condition)	Removes modifiers based on a condition.
(package private) boolean	removeModifier(Holder<Attribute> attribute, ResourceLocation id)	Removes a modifier for the target attribute with the given id.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

entries

private List<ItemAttributeModifiers.Entry> entries

entriesByKey

private Map<ItemAttributeModifierEvent.ItemAttributeModifiersBuilder.Key,ItemAttributeModifiers.Entry> entriesByKey

Constructor Details

ItemAttributeModifiersBuilder

ItemAttributeModifiersBuilder(ItemAttributeModifiers defaultModifiers)

Method Details

getEntryView

List<ItemAttributeModifiers.Entry> getEntryView()

Returns an unmodifiable view of the underlying entry list.

Returns:

an unmodifiable view of the underlying entry list

addModifier

boolean addModifier(Holder<Attribute> attribute,
 AttributeModifier modifier,
 EquipmentSlotGroup slot)

Attempts to add a new modifier, refusing if one is already present with the same id.

Returns:

true if the modifier was added

removeModifier

boolean removeModifier(Holder<Attribute> attribute,
 ResourceLocation id)

Removes a modifier for the target attribute with the given id.

Returns:

true if a modifier was removed

removeIf

boolean removeIf(Predicate<ItemAttributeModifiers.Entry> condition)

Removes modifiers based on a condition.

Returns:

true if any modifiers were removed

clear

void clear()

build

public ItemAttributeModifiers build(boolean showInTooltip)