TradeTrigger.java

net.minecraft.advancements.criterion.TradeTrigger

信息

• 全限定名：net.minecraft.advancements.criterion.TradeTrigger
• 类型：public class
• 包：net.minecraft.advancements.criterion
• 源码路径：src/main/java/net/minecraft/advancements/criterion/TradeTrigger.java
• 起始行号：L16
• 继承：SimpleCriterionTrigger<TradeTrigger.TriggerInstance>
• 职责：

  TODO

字段/常量

• 无

内部类/嵌套类型

• net.minecraft.advancements.criterion.TradeTrigger.TriggerInstance
  • 类型: record
  • 修饰符: public
  • 源码定位: L27
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

public Codec<TradeTrigger.TriggerInstance> codec() @ L17

• 方法名：codec
• 源码定位：L17
• 返回类型：Codec<TradeTrigger.TriggerInstance>
• 修饰符：public

参数:

• 无

说明:

TODO

public void trigger(ServerPlayer player, AbstractVillager villager, ItemStack itemStack) @ L22

• 方法名：trigger
• 源码定位：L22
• 返回类型：void
• 修饰符：public

参数:

• player: ServerPlayer
• villager: AbstractVillager
• itemStack: ItemStack

说明:

TODO

代码

public class TradeTrigger extends SimpleCriterionTrigger<TradeTrigger.TriggerInstance> {
    @Override
    public Codec<TradeTrigger.TriggerInstance> codec() {
        return TradeTrigger.TriggerInstance.CODEC;
    }
 
    public void trigger(ServerPlayer player, AbstractVillager villager, ItemStack itemStack) {
        LootContext villagerContext = EntityPredicate.createContext(player, villager);
        this.trigger(player, t -> t.matches(villagerContext, itemStack));
    }
 
    public record TriggerInstance(Optional<ContextAwarePredicate> player, Optional<ContextAwarePredicate> villager, Optional<ItemPredicate> item)
        implements SimpleCriterionTrigger.SimpleInstance {
        public static final Codec<TradeTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
            i -> i.group(
                    EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(TradeTrigger.TriggerInstance::player),
                    EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("villager").forGetter(TradeTrigger.TriggerInstance::villager),
                    ItemPredicate.CODEC.optionalFieldOf("item").forGetter(TradeTrigger.TriggerInstance::item)
                )
                .apply(i, TradeTrigger.TriggerInstance::new)
        );
 
        public static Criterion<TradeTrigger.TriggerInstance> tradedWithVillager() {
            return CriteriaTriggers.TRADE.createCriterion(new TradeTrigger.TriggerInstance(Optional.empty(), Optional.empty(), Optional.empty()));
        }
 
        public static Criterion<TradeTrigger.TriggerInstance> tradedWithVillager(EntityPredicate.Builder player) {
            return CriteriaTriggers.TRADE
                .createCriterion(new TradeTrigger.TriggerInstance(Optional.of(EntityPredicate.wrap(player)), Optional.empty(), Optional.empty()));
        }
 
        public boolean matches(LootContext villager, ItemStack itemStack) {
            return this.villager.isPresent() && !this.villager.get().matches(villager)
                ? false
                : !this.item.isPresent() || this.item.get().test((ItemInstance)itemStack);
        }
 
        @Override
        public void validate(ValidationContextSource validator) {
            SimpleCriterionTrigger.SimpleInstance.super.validate(validator);
            Validatable.validate(validator.entityContext(), "villager", this.villager);
        }
    }
}

引用的其他类

• EntityPredicate

  • 引用位置: 方法调用
  • 关联成员: EntityPredicate.createContext(), EntityPredicate.wrap()

• SimpleCriterionTrigger

  • 引用位置: 继承

• ServerPlayer

  • 引用位置: 参数

• AbstractVillager

  • 引用位置: 参数

• ItemStack

  • 引用位置: 参数

• Validatable

  • 引用位置: 方法调用
  • 关联成员: Validatable.validate()