minecraft-src/net/minecraft/advancements/critereon/SimpleCriterionTrigger.java
2025-07-04 01:41:11 +03:00

78 lines
2.8 KiB
Java

package net.minecraft.advancements.critereon;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.Predicate;
import net.minecraft.advancements.CriterionTrigger;
import net.minecraft.advancements.CriterionTriggerInstance;
import net.minecraft.server.PlayerAdvancements;
import net.minecraft.server.level.ServerPlayer;
import net.minecraft.world.level.storage.loot.LootContext;
public abstract class SimpleCriterionTrigger<T extends SimpleCriterionTrigger.SimpleInstance> implements CriterionTrigger<T> {
private final Map<PlayerAdvancements, Set<CriterionTrigger.Listener<T>>> players = Maps.<PlayerAdvancements, Set<CriterionTrigger.Listener<T>>>newIdentityHashMap();
@Override
public final void addPlayerListener(PlayerAdvancements playerAdvancements, CriterionTrigger.Listener<T> listener) {
((Set)this.players.computeIfAbsent(playerAdvancements, playerAdvancementsx -> Sets.newHashSet())).add(listener);
}
@Override
public final void removePlayerListener(PlayerAdvancements playerAdvancements, CriterionTrigger.Listener<T> listener) {
Set<CriterionTrigger.Listener<T>> set = (Set<CriterionTrigger.Listener<T>>)this.players.get(playerAdvancements);
if (set != null) {
set.remove(listener);
if (set.isEmpty()) {
this.players.remove(playerAdvancements);
}
}
}
@Override
public final void removePlayerListeners(PlayerAdvancements playerAdvancements) {
this.players.remove(playerAdvancements);
}
protected void trigger(ServerPlayer player, Predicate<T> testTrigger) {
PlayerAdvancements playerAdvancements = player.getAdvancements();
Set<CriterionTrigger.Listener<T>> set = (Set<CriterionTrigger.Listener<T>>)this.players.get(playerAdvancements);
if (set != null && !set.isEmpty()) {
LootContext lootContext = EntityPredicate.createContext(player, player);
List<CriterionTrigger.Listener<T>> list = null;
for (CriterionTrigger.Listener<T> listener : set) {
T simpleInstance = listener.trigger();
if (testTrigger.test(simpleInstance)) {
Optional<ContextAwarePredicate> optional = simpleInstance.player();
if (optional.isEmpty() || ((ContextAwarePredicate)optional.get()).matches(lootContext)) {
if (list == null) {
list = Lists.<CriterionTrigger.Listener<T>>newArrayList();
}
list.add(listener);
}
}
}
if (list != null) {
for (CriterionTrigger.Listener<T> listenerx : list) {
listenerx.run(playerAdvancements);
}
}
}
}
public interface SimpleInstance extends CriterionTriggerInstance {
@Override
default void validate(CriterionValidator validator) {
validator.validateEntity(this.player(), ".player");
}
Optional<ContextAwarePredicate> player();
}
}