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package org.bukkit.inventory.meta;
import org.bukkit.potion.PotionEffect;
import org.bukkit.potion.PotionEffectType;
import org.bukkit.potion.PotionData;
import org.bukkit.potion.PotionType;
import java.util.List;
/**
* Represents a potion or item that can have custom effects.
*/
public interface PotionMeta extends ItemMeta {
/**
* Sets the underlying potion data
*
* @param data PotionData to set the base potion state to
*/
void setBasePotionData(PotionData data);
/**
* Returns the potion data about the base potion
*
* @return a PotionData object
*/
PotionData getBasePotionData();
/**
* Checks for the presence of custom potion effects.
*
* @return true if custom potion effects are applied
*/
boolean hasCustomEffects();
/**
* Gets an immutable list containing all custom potion effects applied to
* this potion.
* <p>
* Plugins should check that hasCustomEffects() returns true before calling
* this method.
*
* @return the immutable list of custom potion effects
*/
List<PotionEffect> getCustomEffects();
/**
* Adds a custom potion effect to this potion.
*
* @param effect the potion effect to add
* @param overwrite true if any existing effect of the same type should be
* overwritten
* @return true if the potion meta changed as a result of this call
*/
boolean addCustomEffect(PotionEffect effect, boolean overwrite);
/**
* Removes a custom potion effect from this potion.
*
* @param type the potion effect type to remove
* @return true if the potion meta changed as a result of this call
*/
boolean removeCustomEffect(PotionEffectType type);
/**
* Checks for a specific custom potion effect type on this potion.
*
* @param type the potion effect type to check for
* @return true if the potion has this effect
*/
boolean hasCustomEffect(PotionEffectType type);
/**
* Moves a potion effect to the top of the potion effect list.
* <p>
* This causes the client to display the potion effect in the potion's name.
*
* @param type the potion effect type to move
* @return true if the potion meta changed as a result of this call
* @deprecated use {@link #setType(PotionType)}
*/
@Deprecated
boolean setMainEffect(PotionEffectType type);
/**
* Removes all custom potion effects from this potion.
*
* @return true if the potion meta changed as a result of this call
*/
boolean clearCustomEffects();
@Override
PotionMeta clone();
}
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