PaperMC/paper-api/src/main/java/org/bukkit/LivingEntity.java

package org.bukkit;

/**
 * Represents a living entity, such as a monster or player
 */
public interface LivingEntity extends Entity {
    /**
     * Gets the entitys health from 0-20, where 0 is dead and 20 is full
     *
     * @return Health represented from 0-20
     */
    public int getHealth();

    /**
     * Sets the entitys health from 0-20, where 0 is dead and 20 is full
     *
     * @param health New health represented from 0-20
     */
    public void setHealth(int health);
    
    /**
     * Throws an egg from the entity.
     */
    public Egg throwEgg();
    
    /**
     * Throws a snowball from the entity.
     */
    public Snowball throwSnowball();
    
    /**
     * Shoots an arrow from the entity.
     * 
     * @return
     */
    public Arrow shootArrow();
    
    /**
     * Returns whether this entity is inside a vehicle.
     * 
     * @return
     */
    public boolean isInsideVehicle();
    
    /**
     * Leave the current vehicle. If the entity is currently in a vehicle
     * (and is removed from it), true will be returned, otherwise false will
     * be returned.
     * 
     * @return
     */
    public boolean leaveVehicle();
    
    /**
     * Get the vehicle that this player is inside. If there is no vehicle,
     * null will be returned.
     * 
     * @return
     */
    public Vehicle getVehicle();
}