EnterBlockTrigger.java

net.minecraft.advancements.criterion.EnterBlockTrigger

信息

• 全限定名：net.minecraft.advancements.criterion.EnterBlockTrigger
• 类型：public class
• 包：net.minecraft.advancements.criterion
• 源码路径：src/main/java/net/minecraft/advancements/criterion/EnterBlockTrigger.java
• 起始行号：L15
• 继承：SimpleCriterionTrigger<EnterBlockTrigger.TriggerInstance>
• 职责：

  TODO

字段/常量

• 无

内部类/嵌套类型

• net.minecraft.advancements.criterion.EnterBlockTrigger.TriggerInstance
  • 类型: record
  • 修饰符: public
  • 源码定位: L25
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

public Codec<EnterBlockTrigger.TriggerInstance> codec() @ L16

• 方法名：codec
• 源码定位：L16
• 返回类型：Codec<EnterBlockTrigger.TriggerInstance>
• 修饰符：public

参数:

• 无

说明:

TODO

public void trigger(ServerPlayer player, BlockState state) @ L21

• 方法名：trigger
• 源码定位：L21
• 返回类型：void
• 修饰符：public

参数:

• player: ServerPlayer
• state: BlockState

说明:

TODO

代码

public class EnterBlockTrigger extends SimpleCriterionTrigger<EnterBlockTrigger.TriggerInstance> {
    @Override
    public Codec<EnterBlockTrigger.TriggerInstance> codec() {
        return EnterBlockTrigger.TriggerInstance.CODEC;
    }
 
    public void trigger(ServerPlayer player, BlockState state) {
        this.trigger(player, t -> t.matches(state));
    }
 
    public record TriggerInstance(Optional<ContextAwarePredicate> player, Optional<Holder<Block>> block, Optional<StatePropertiesPredicate> state)
        implements SimpleCriterionTrigger.SimpleInstance {
        public static final Codec<EnterBlockTrigger.TriggerInstance> CODEC = RecordCodecBuilder.<EnterBlockTrigger.TriggerInstance>create(
                i -> i.group(
                        EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(EnterBlockTrigger.TriggerInstance::player),
                        BuiltInRegistries.BLOCK.holderByNameCodec().optionalFieldOf("block").forGetter(EnterBlockTrigger.TriggerInstance::block),
                        StatePropertiesPredicate.CODEC.optionalFieldOf("state").forGetter(EnterBlockTrigger.TriggerInstance::state)
                    )
                    .apply(i, EnterBlockTrigger.TriggerInstance::new)
            )
            .validate(EnterBlockTrigger.TriggerInstance::validate);
 
        private static DataResult<EnterBlockTrigger.TriggerInstance> validate(EnterBlockTrigger.TriggerInstance trigger) {
            return trigger.block
                .<DataResult<EnterBlockTrigger.TriggerInstance>>flatMap(
                    block -> trigger.state
                        .<String>flatMap(state -> state.checkState(((Block)block.value()).getStateDefinition()))
                        .map(property -> DataResult.error(() -> "Block" + block + " has no property " + property))
                )
                .orElseGet(() -> DataResult.success(trigger));
        }
 
        public static Criterion<EnterBlockTrigger.TriggerInstance> entersBlock(Block block) {
            return CriteriaTriggers.ENTER_BLOCK
                .createCriterion(new EnterBlockTrigger.TriggerInstance(Optional.empty(), Optional.of(block.builtInRegistryHolder()), Optional.empty()));
        }
 
        public boolean matches(BlockState state) {
            return this.block.isPresent() && !state.is(this.block.get()) ? false : !this.state.isPresent() || this.state.get().matches(state);
        }
    }
}

引用的其他类

• SimpleCriterionTrigger

  • 引用位置: 继承

• ServerPlayer

  • 引用位置: 参数

• BlockState

  • 引用位置: 参数