Java Code Examples for org.bukkit.entity.LivingEntity#getActivePotionEffects()

@Override
public HashMap<String, Double> getVariables() {
    HashMap<String, Double> returnMap = new HashMap<String, Double>();
    Object target = getTarget();
    if (!(target instanceof LivingEntity)) {
        return returnMap;
    }
    LivingEntity livingEntity = (LivingEntity) target;
    if (!livingEntity.hasPotionEffect(this.type)) {
        return returnMap;
    }
    for (PotionEffect potionEffect : livingEntity.getActivePotionEffects()) {
        if (potionEffect.getType().equals(this.type)) {
            returnMap.put("ticks", (double) potionEffect.getDuration());
            returnMap.put("level", (double) potionEffect.getAmplifier());
            break;
        }
    }
    return returnMap;
}
 

@Override
protected void execute(final Event e) {
	for (final LivingEntity le : entites.getArray(e)) {
		if (!cure) {
			Timespan dur;
			int d = (int) (duration != null && (dur = duration.getSingle(e)) != null ? 
					(dur.getTicks_i() >= Integer.MAX_VALUE ? Integer.MAX_VALUE : dur.getTicks_i()) : DEFAULT_DURATION);
			if (le.hasPotionEffect(PotionEffectType.POISON)) {
				for (final PotionEffect pe : le.getActivePotionEffects()) {
					if (pe.getType() != PotionEffectType.POISON)
						continue;
					d += pe.getDuration();
				}
			}
			le.addPotionEffect(new PotionEffect(PotionEffectType.POISON, d, 0), true);
		} else {
			le.removePotionEffect(PotionEffectType.POISON);
		}
	}
}
 

/**
 * Gets a {@link PotionEffect} of a {@link LivingEntity}.
 *
 * @param livingEntity the {@link LivingEntity} which should be tested
 * @param type         the {@link PotionEffectType} which should be tested for
 *
 * @return the {@link PotionEffect} with the provided {@link PotionEffectType} or null if the {@link LivingEntity}
 * doesn't have such a {@link PotionEffect}.
 */
public static PotionEffect getPotionEffect(final LivingEntity livingEntity, final PotionEffectType type)
{
    switch (ServerVersion.getActiveServerVersion()) {
        case MC188:
            for (final PotionEffect effect : livingEntity.getActivePotionEffects()) {
                if (effect.getType().equals(type)) {
                    return effect;
                }
            }
            return null;
        case MC112:
        case MC113:
        case MC114:
        case MC115:
            return livingEntity.getPotionEffect(type);
        default:
            throw new UnknownMinecraftVersion();
    }
}
 

private static double getResistanceFactor(LivingEntity entity) {
  int amplifier = 0;
  for (PotionEffect effect : entity.getActivePotionEffects()) {
    if (PotionEffectType.DAMAGE_RESISTANCE.equals(effect.getType())
        && effect.getAmplifier() > amplifier) {
      amplifier = effect.getAmplifier();
    }
  }
  return 1d - (amplifier / 5d);
}
 

private static double getResistanceFactor(LivingEntity entity) {
    int amplifier = 0;
    for(PotionEffect effect : entity.getActivePotionEffects()) {
        if(PotionEffectType.DAMAGE_RESISTANCE.equals(effect.getType()) && effect.getAmplifier() > amplifier) {
            amplifier = effect.getAmplifier();
        }
    }
    return 1d - (amplifier / 5d);
}
 

/**
 * Remove any current PotionEffects from a LivingEntity then add the given effects.
 *
 * @param code   The PotionEffects to add.
 * @param entity The entity to set the PotionEffects.
 *
 * @deprecated Magic numbers.
 */
@Deprecated
public static void setPotionEffects(String code, LivingEntity entity) {
    if (entity.getActivePotionEffects() != null && !entity.getActivePotionEffects().isEmpty()) {
        for (PotionEffect effect : entity.getActivePotionEffects()) {
            entity.removePotionEffect(effect.getType());
        }
    }

    addPotionEffects(code, entity);
}
 

/**
 * Remove any PotionEffects the entity currently has, then apply the new effects.
 *
 * @param effects The PotionEffects to apply.
 * @param entity The entity to apply the effects to.
 */
public static void setPotionEffects(JsonArray effects, LivingEntity entity) {
    if (entity.getActivePotionEffects() != null && !entity.getActivePotionEffects().isEmpty()) {
        for (PotionEffect effect : entity.getActivePotionEffects()) {
            entity.removePotionEffect(effect.getType());
        }
    }

    addPotionEffects(effects, entity);
}
 

/**
 * Remove any current PotionEffects from a LivingEntity then add the given effects.
 *
 * @param code   The PotionEffects to add.
 * @param entity The entity to set the PotionEffects.
 *
 * @deprecated Magic numbers.
 */
@Deprecated
public static void setPotionEffects(String code, LivingEntity entity) {
    if (entity.getActivePotionEffects() != null && !entity.getActivePotionEffects().isEmpty()) {
        for (PotionEffect effect : entity.getActivePotionEffects()) {
            entity.removePotionEffect(effect.getType());
        }
    }

    addPotionEffects(code, entity);
}
 

/**
 * Remove any PotionEffects the entity currently has, then apply the new effects.
 *
 * @param effects The PotionEffects to apply.
 * @param entity The entity to apply the effects to.
 */
public static void setPotionEffects(JsonArray effects, LivingEntity entity) {
    if (entity.getActivePotionEffects() != null && !entity.getActivePotionEffects().isEmpty()) {
        for (PotionEffect effect : entity.getActivePotionEffects()) {
            entity.removePotionEffect(effect.getType());
        }
    }

    addPotionEffects(effects, entity);
}
 

private static boolean hasFireResistance(LivingEntity entity) {
  for (PotionEffect effect : entity.getActivePotionEffects()) {
    if (PotionEffectType.FIRE_RESISTANCE.equals(effect.getType())) return true;
  }
  return false;
}
 

@EventHandler
public void onEntityDeath(EntityDeathEvent event) {
	if (!dropPoisonedMeat) {
		return;
	}

	LivingEntity mob = event.getEntity();
	Player player = mob.getKiller();

	if (player == null) {
		return;
	}

	if (Lists.WORLDS.contains(player.getWorld().getName())) {
		return;
	}

	boolean isPoisoned = false;

	for (PotionEffect potionEffect : mob.getActivePotionEffects()) {
		if (potionEffect.getType() == PotionEffectType.POISON) {
			isPoisoned = true;
			break;
		}
	}

	if (!isPoisoned) {
		return;
	}

	int numberOfMeat = 0;
	int numberOfPotatoes = 0;

	Iterator<ItemStack> iterator = event.getDrops().iterator();

	while (iterator.hasNext()) {
		ItemStack drop = iterator.next();
		if (isMeat(drop)) {
			iterator.remove();
			numberOfMeat++;
		} else if (drop.getType() == Material.POTATO) {
			iterator.remove();
			numberOfPotatoes++;
		}
	}

	ChatWriter.logModifier(player, event, this, player.getInventory().getItemInMainHand(),
			"Entity(" + event.getEntity().getType().toString() + ")");

	if (numberOfMeat > 0) event.getDrops().add(new ItemStack(Material.ROTTEN_FLESH, numberOfMeat));
	if (numberOfPotatoes > 0) event.getDrops().add(new ItemStack(Material.POISONOUS_POTATO, numberOfPotatoes));
}
 

private static boolean hasFireResistance(LivingEntity entity) {
    for(PotionEffect effect : entity.getActivePotionEffects()) {
        if(PotionEffectType.FIRE_RESISTANCE.equals(effect.getType())) return true;
    }
    return false;
}