本文整理了Java中org.bukkit.entity.Entity.isValid()方法的一些代码示例，展示了Entity.isValid()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Entity.isValid()方法的具体详情如下：
包路径：org.bukkit.entity.Entity
类名称：Entity
方法名：isValid

Entity.isValid介绍

[英]Returns false if the entity has died or been despawned for some other reason.
[中]

代码示例

代码示例来源：origin: GlowstoneMC/Glowstone

@Override
public final Entity getSource() {
  return (source != null && source.isValid()) ? source : null;
}

代码示例来源：origin: bergerkiller/BKCommonLib

@Override
public boolean isValid() {
  return base.isValid();
}

代码示例来源：origin: bergerkiller/BKCommonLib

public boolean isValid() {
  return entity.isValid();
}

代码示例来源：origin: stackoverflow.com

new BukkitRunnable() {
  public void run() {
    for(Iterator<Entity> it = CheckAliveEntities.keySet().iterator(); it.hasNext();) {
      Entity e = it.next();
      if ( !e.isValid() && !(e instanceof Player) ) {
            System.out.println("DA");
            x.removeHologram(e); // needs refactoring
            it.remove();
            y.setEntityRespawn(e); // needs refactoring
            break;
          }
      }
    }
  }       
}.runTaskTimer(this, 5, 5);

代码示例来源：origin: elBukkit/MagicPlugin

public void checkEntities() {
  if (spawned == null) return;
  Iterator<WeakReference<Entity>> iterator = spawned.iterator();
  while (iterator.hasNext()) {
    WeakReference<Entity> mobReference = iterator.next();
    Entity mob = mobReference.get();
    if (mob == null || !mob.isValid()) {
      iterator.remove();
    }
  }
}

代码示例来源：origin: Slikey/EffectLib

public boolean hasValidEntity() {
    Entity entity = this.getEntity();
    return entity != null && entity.isValid();
  }
}

代码示例来源：origin: CitizensDev/CitizensAPI

@Override
public boolean isSpawned() {
  return getEntity() != null && getEntity().isValid();
}

代码示例来源：origin: elBukkit/MagicPlugin

@Override
public @Nullable Entity getTopDamager() {
  if (topDamager == null) return null;
  Entity topEntity = topDamager.getEntity();
  if (topEntity == null && damagedBy != null) {
    double topDamage = 0;
    for (Iterator<Map.Entry<UUID, DamagedBy>> it = damagedBy.entrySet().iterator(); it.hasNext();) {
      Map.Entry<UUID, DamagedBy> entry = it.next();
      DamagedBy damaged = entry.getValue();
      Entity entity = damaged.getEntity();
      if (entity != null && entity.isValid() && !entity.isDead()) {
        boolean withinRange = withinRange(entity);
        if (withinRange && damaged.damage > topDamage) {
          topEntity = entity;
          topDamage = damaged.damage;
          topDamager = damaged;
        }
      } else {
        it.remove();
      }
    }
  }
  return topEntity;
}

代码示例来源：origin: elBukkit/MagicPlugin

@Nullable
@Override
public EntityData modify(Entity entity) {
  EntityData entityData = null;
  if (entity == null || entity.hasMetadata("notarget")) return entityData;
  if (worldName != null && !entity.getWorld().getName().equals(worldName)) return entityData;
  if (worldName == null) worldName = entity.getWorld().getName();
  // Check to see if this is something we spawned, and has now been destroyed
  if (entities != null && entities.contains(entity) && !entity.isValid()) {
    entities.remove(entity);
  } else if (entity.isValid()) {
    if (modifiedEntities == null) modifiedEntities = new HashMap<>();
    UUID entityId = entity.getUniqueId();
    entityData = modifiedEntities.get(entityId);
    if (entityData == null) {
      entityData = new EntityData(entity);
      modifiedEntities.put(entityId, entityData);
      watch(entity);
    }
  }
  modifiedTime = System.currentTimeMillis();
  return entityData;
}

代码示例来源：origin: elBukkit/MagicPlugin

@Override
public SpellResult perform(CastContext context)
{
  Entity entity = context.getTargetEntity();
  if (ignoreInvalid && !entity.isValid()) {
    return SpellResult.NO_TARGET;
  }
  context.registerModified(entity);
  entity.remove();
  return SpellResult.CAST;
}

代码示例来源：origin: AddstarMC/Minigames

public void restoreEntities(MinigamePlayer player) {
  Iterator<EntityData> it = entdata.values().iterator();
  while (it.hasNext()) {
    EntityData entdata = it.next();
    if (player == null || player.equals(entdata.getModifier())) {
      if (entdata.wasCreated()) {
        Entity ent = entdata.getEntity();
        // Entity needs to be removed
        if (ent.isValid()) {
          ent.remove();
        }
      } else {
        // Entity needs to be spawned
        Location location = entdata.getEntityLocation();
        location.getWorld().spawnEntity(location, entdata.getEntityType());
      }
      
      it.remove();
    }
  }
}

代码示例来源：origin: elBukkit/MagicPlugin

@Override
public boolean isValid() {
  if (forget) return false;
  if (!hasEntity) return true;
  Entity entity = getEntity();
  if (entity == null) return false;
  if (!isNPC && entity instanceof Player) {
    Player player = (Player)entity;
    return player.isOnline();
  }
  if (entity instanceof LivingEntity) {
    LivingEntity living = (LivingEntity)entity;
    return !living.isDead();
  }
  // Automata theoretically handle themselves by sticking around for a while
  // And forcing themselves to be forgotten
  // but maybe some extra safety here would be good?
  return entity.isValid();
}

代码示例来源：origin: elBukkit/MagicPlugin

@Nullable
@Override
public Entity undo() {
  Entity entity = this.getEntity();
  // Re-spawn if dead or missing
  if (respawn && !isTemporary && uuid != null && (entity == null || !entity.isValid() || entity.isDead()) && !(entity instanceof Player)) {
    // Avoid re-re-spawning an entity
    WeakReference<Entity> respawnedEntity = respawned.get(uuid);
    if (respawnedEntity != null) {
      entity = respawnedEntity.get();
    } else {
      entity = trySpawn(null, null);
      if (entity != null) {
        respawned.put(uuid, new WeakReference<>(entity));
        // Undo'ing an entity won't drop loot
        entity.setMetadata("nodrops", new FixedMetadataValue(MagicPlugin.getAPI().getPlugin(), true));
      }
    }
    setEntity(entity);
  } else if (entity != null) {
    modify(entity);
  }
  return entity;
}

代码示例来源：origin: aadnk/ProtocolLib

public static void updateEntity(Entity entity, List<Player> observers) throws FieldAccessException {
  if (entity == null || !entity.isValid()) {
    return;

代码示例来源：origin: aadnk/ProtocolLib

if (entity == null || !entity.isValid()) {
  return new ArrayList<>();

代码示例来源：origin: TheBusyBiscuit/Slimefun4

protected void tick(Block b) throws Exception {
  Iterator<Entity> iterator = me.mrCookieSlime.Slimefun.holograms.XPCollector.getArmorStand(b).getNearbyEntities(4D, 4D, 4D).iterator();
  while (iterator.hasNext()) {
    Entity n = iterator.next();
    if (n instanceof ExperienceOrb) {
      if (ChargableBlock.getCharge(b) < getEnergyConsumption()) return;
      
      if (n.isValid()) {
        int xp = getEXP(b) + ((ExperienceOrb) n).getExperience();
        
        ChargableBlock.addCharge(b, -getEnergyConsumption());
        n.remove();
        
        int withdrawn = 0;
        for (int level = 0; level < getEXP(b); level = level + 10) {
          if (fits(b, new CustomItem(Material.EXPERIENCE_BOTTLE, "&aFlask of Knowledge", 0))) {
            withdrawn = withdrawn + 10;
            pushItems(b, new CustomItem(Material.EXPERIENCE_BOTTLE, "&aFlask of Knowledge", 0));
          }
        }
        BlockStorage.addBlockInfo(b, "stored-exp", String.valueOf(xp - withdrawn));
        
        return;
      }
    }
  }
}

代码示例来源：origin: elBukkit/MagicPlugin

public void deactivate() {
  isActive = false;
  if (spawned != null) {
    for (WeakReference<Entity> mobReference : spawned) {
      Entity mob = mobReference.get();
      if (mob != null && mob.isValid()) {
        mob.remove();
      }
    }
  }
  if (effectContext != null) {
    effectContext.cancelEffects();
    effectContext = null;
  }
  if (mage != null) {
    mage.deactivate();
    mage.undoScheduled();
    if (template != null && template.isUndoAll()) {
      UndoList undone = mage.undo();
      while (undone != null) {
        undone = mage.undo();
      }
    }
    controller.forgetMage(mage);
    mage = null;
  }
}

代码示例来源：origin: elBukkit/MagicPlugin

@Override
public SpellResult step(CastContext context) {
  ActionHandler actions = getHandler("actions");
  if (entity == null) {
    SpellResult result = spawn(context);
    if (!result.isSuccess() || actions == null || actions.size() == 0) {
      return result;
    }
  }
  if (actions == null || actions.size() == 0) {
    // This shouldn't really ever happen, but just in case we don't want to get stuck here.
    return SpellResult.NO_ACTION;
  }
  Entity spawned = entity.get();
  if (spawned == null || spawned.isDead() || !spawned.isValid()) {
    if (setTarget && spawned != null) {
      createActionContext(context, spawned, spawned.getLocation(), spawned, spawned.getLocation());
    }
    return startActions();
  }
  return SpellResult.PENDING;
}

代码示例来源：origin: elBukkit/MagicPlugin

@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onEntityDamageByEntity(EntityDamageByEntityEvent event) {
  Entity entity = event.getEntity();
  if (entity instanceof Projectile || entity instanceof TNTPrimed) return;
  if (event.getCause() == EntityDamageEvent.DamageCause.ENTITY_ATTACK) return;
  Entity damager = event.getDamager();
  UndoList undoList = controller.getEntityUndo(damager);
  if (undoList != null) {
    // Prevent dropping items from frames,
    if (undoList.isScheduled()) {
      undoList.damage(entity);
      if (!entity.isValid()) {
        event.setCancelled(true);
      }
    } else {
      undoList.modify(entity);
    }
  }
}

代码示例来源：origin: NyaaCat/RPGItems-reloaded

@Override
public PowerResult<Boolean> swapToMainhand(Player player, ItemStack stack, PlayerSwapHandItemsEvent event) {
  checkCooldown(this, player, cooldown, false, true);
  UUID translocatorUUID = playerTranslocatorMap.getIfPresent(player.getUniqueId());
  if (translocatorUUID == null) {
    return PowerResult.fail();
  }
  playerTranslocatorMap.invalidate(player.getUniqueId());
  translocatorPlayerMap.invalidate(translocatorUUID);
  Entity translocator = Bukkit.getServer().getEntity(translocatorUUID);
  if (translocator == null) {
    return PowerResult.fail();
  }
  if (translocator.isDead() || !translocator.isValid()) {
    translocator.remove();
    return PowerResult.fail();
  }
  translocator.remove();
  if (!getItem().consumeDurability(stack, tpCost)) return PowerResult.cost();
  Location newLoc = translocator.getLocation();
  Vector direction = player.getLocation().getDirection();
  newLoc.setDirection(direction);
  World world = newLoc.getWorld();
  player.teleport(newLoc);
  world.playEffect(newLoc, Effect.ENDER_SIGNAL, 0);
  world.playSound(newLoc, Sound.ENTITY_ENDERMAN_TELEPORT, 1.0f, 0.3f);
  return PowerResult.ok(true);
}