Files
Paper/paper-api/src/main/java/org/bukkit/entity/Entity.java
2018-10-02 11:42:30 -04:00

531 lines
14 KiB
Java

package org.bukkit.entity;
import org.bukkit.Location;
import org.bukkit.EntityEffect;
import org.bukkit.Nameable;
import org.bukkit.Server;
import org.bukkit.World;
import org.bukkit.block.BlockFace;
import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.material.Directional;
import org.bukkit.metadata.Metadatable;
import org.bukkit.util.Vector;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import org.bukkit.block.PistonMoveReaction;
import org.bukkit.command.CommandSender;
import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
/**
* Represents a base entity in the world
*/
public interface Entity extends Metadatable, CommandSender, Nameable {
/**
* Gets the entity's current position
*
* @return a new copy of Location containing the position of this entity
*/
public Location getLocation();
/**
* Stores the entity's current position in the provided Location object.
* <p>
* If the provided Location is null this method does nothing and returns
* null.
*
* @param loc the location to copy into
* @return The Location object provided or null
*/
public Location getLocation(Location loc);
/**
* Sets this entity's velocity
*
* @param velocity New velocity to travel with
*/
public void setVelocity(Vector velocity);
/**
* Gets this entity's current velocity
*
* @return Current traveling velocity of this entity
*/
public Vector getVelocity();
/**
* Gets the entity's height
*
* @return height of entity
*/
public double getHeight();
/**
* Gets the entity's width
*
* @return width of entity
*/
public double getWidth();
/**
* Returns true if the entity is supported by a block. This value is a
* state updated by the server and is not recalculated unless the entity
* moves.
*
* @return True if entity is on ground.
*/
public boolean isOnGround();
/**
* Gets the current world this entity resides in
*
* @return World
*/
public World getWorld();
/**
* Teleports this entity to the given location. If this entity is riding a
* vehicle, it will be dismounted prior to teleportation.
*
* @param location New location to teleport this entity to
* @return <code>true</code> if the teleport was successful
*/
public boolean teleport(Location location);
/**
* Teleports this entity to the given location. If this entity is riding a
* vehicle, it will be dismounted prior to teleportation.
*
* @param location New location to teleport this entity to
* @param cause The cause of this teleportation
* @return <code>true</code> if the teleport was successful
*/
public boolean teleport(Location location, TeleportCause cause);
/**
* Teleports this entity to the target Entity. If this entity is riding a
* vehicle, it will be dismounted prior to teleportation.
*
* @param destination Entity to teleport this entity to
* @return <code>true</code> if the teleport was successful
*/
public boolean teleport(Entity destination);
/**
* Teleports this entity to the target Entity. If this entity is riding a
* vehicle, it will be dismounted prior to teleportation.
*
* @param destination Entity to teleport this entity to
* @param cause The cause of this teleportation
* @return <code>true</code> if the teleport was successful
*/
public boolean teleport(Entity destination, TeleportCause cause);
/**
* Returns a list of entities within a bounding box centered around this
* entity
*
* @param x 1/2 the size of the box along x axis
* @param y 1/2 the size of the box along y axis
* @param z 1/2 the size of the box along z axis
* @return {@code List<Entity>} List of entities nearby
*/
public List<org.bukkit.entity.Entity> getNearbyEntities(double x, double y, double z);
/**
* Returns a unique id for this entity
*
* @return Entity id
*/
public int getEntityId();
/**
* Returns the entity's current fire ticks (ticks before the entity stops
* being on fire).
*
* @return int fireTicks
*/
public int getFireTicks();
/**
* Returns the entity's maximum fire ticks.
*
* @return int maxFireTicks
*/
public int getMaxFireTicks();
/**
* Sets the entity's current fire ticks (ticks before the entity stops
* being on fire).
*
* @param ticks Current ticks remaining
*/
public void setFireTicks(int ticks);
/**
* Mark the entity's removal.
*/
public void remove();
/**
* Returns true if this entity has been marked for removal.
*
* @return True if it is dead.
*/
public boolean isDead();
/**
* Returns false if the entity has died or been despawned for some other
* reason.
*
* @return True if valid.
*/
public boolean isValid();
/**
* Gets the {@link Server} that contains this Entity
*
* @return Server instance running this Entity
*/
public Server getServer();
/**
* Returns true if the entity gets persisted.
* <p>
* By default all entities are persistent. An entity will also not get
* persisted, if it is riding an entity that is not persistent.
* <p>
* The persistent flag on players controls whether or not to save their
* playerdata file when they quit. If a player is directly or indirectly
* riding a non-persistent entity, the vehicle at the root and all its
* passengers won't get persisted.
* <p>
* <b>This should not be confused with
* {@link LivingEntity#setRemoveWhenFarAway(boolean)} which controls
* despawning of living entities. </b>
*
* @return true if this entity is persistent
* @deprecated draft API
*/
@Deprecated
public boolean isPersistent();
/**
* Sets whether or not the entity gets persisted.
*
* @param persistent the persistence status
* @see #isPersistent()
* @deprecated draft API
*/
@Deprecated
public void setPersistent(boolean persistent);
/**
* Gets the primary passenger of a vehicle. For vehicles that could have
* multiple passengers, this will only return the primary passenger.
*
* @return an entity
* @deprecated entities may have multiple passengers, use
* {@link #getPassengers()}
*/
@Deprecated
public Entity getPassenger();
/**
* Set the passenger of a vehicle.
*
* @param passenger The new passenger.
* @return false if it could not be done for whatever reason
* @deprecated entities may have multiple passengers, use
* {@link #getPassengers()}
*/
@Deprecated
public boolean setPassenger(Entity passenger);
/**
* Gets a list of passengers of this vehicle.
* <p>
* The returned list will not be directly linked to the entity's current
* passengers, and no guarantees are made as to its mutability.
*
* @return list of entities corresponding to current passengers.
*/
public List<Entity> getPassengers();
/**
* Add a passenger to the vehicle.
*
* @param passenger The passenger to add
* @return false if it could not be done for whatever reason
*/
public boolean addPassenger(Entity passenger);
/**
* Remove a passenger from the vehicle.
*
* @param passenger The passenger to remove
* @return false if it could not be done for whatever reason
*/
public boolean removePassenger(Entity passenger);
/**
* Check if a vehicle has passengers.
*
* @return True if the vehicle has no passengers.
*/
public boolean isEmpty();
/**
* Eject any passenger.
*
* @return True if there was a passenger.
*/
public boolean eject();
/**
* Returns the distance this entity has fallen
*
* @return The distance.
*/
public float getFallDistance();
/**
* Sets the fall distance for this entity
*
* @param distance The new distance.
*/
public void setFallDistance(float distance);
/**
* Record the last {@link EntityDamageEvent} inflicted on this entity
*
* @param event a {@link EntityDamageEvent}
*/
public void setLastDamageCause(EntityDamageEvent event);
/**
* Retrieve the last {@link EntityDamageEvent} inflicted on this entity.
* This event may have been cancelled.
*
* @return the last known {@link EntityDamageEvent} or null if hitherto
* unharmed
*/
public EntityDamageEvent getLastDamageCause();
/**
* Returns a unique and persistent id for this entity
*
* @return unique id
*/
public UUID getUniqueId();
/**
* Gets the amount of ticks this entity has lived for.
* <p>
* This is the equivalent to "age" in entities.
*
* @return Age of entity
*/
public int getTicksLived();
/**
* Sets the amount of ticks this entity has lived for.
* <p>
* This is the equivalent to "age" in entities. May not be less than one
* tick.
*
* @param value Age of entity
*/
public void setTicksLived(int value);
/**
* Performs the specified {@link EntityEffect} for this entity.
* <p>
* This will be viewable to all players near the entity.
* <p>
* If the effect is not applicable to this class of entity, it will not play.
*
* @param type Effect to play.
*/
public void playEffect(EntityEffect type);
/**
* Get the type of the entity.
*
* @return The entity type.
*/
public EntityType getType();
/**
* Returns whether this entity is inside a vehicle.
*
* @return True if the entity is in a vehicle.
*/
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 True if the entity was in a vehicle.
*/
public boolean leaveVehicle();
/**
* Get the vehicle that this player is inside. If there is no vehicle,
* null will be returned.
*
* @return The current vehicle.
*/
public Entity getVehicle();
/**
* Sets whether or not to display the mob's custom name client side. The
* name will be displayed above the mob similarly to a player.
* <p>
* This value has no effect on players, they will always display their
* name.
*
* @param flag custom name or not
*/
public void setCustomNameVisible(boolean flag);
/**
* Gets whether or not the mob's custom name is displayed client side.
* <p>
* This value has no effect on players, they will always display their
* name.
*
* @return if the custom name is displayed
*/
public boolean isCustomNameVisible();
/**
* Sets whether the entity has a team colored (default: white) glow.
*
* @param flag if the entity is glowing
*/
void setGlowing(boolean flag);
/**
* Gets whether the entity is glowing or not.
*
* @return whether the entity is glowing
*/
boolean isGlowing();
/**
* Sets whether the entity is invulnerable or not.
* <p>
* When an entity is invulnerable it can only be damaged by players in
* creative mode.
*
* @param flag if the entity is invulnerable
*/
public void setInvulnerable(boolean flag);
/**
* Gets whether the entity is invulnerable or not.
*
* @return whether the entity is
*/
public boolean isInvulnerable();
/**
* Gets whether the entity is silent or not.
*
* @return whether the entity is silent.
*/
public boolean isSilent();
/**
* Sets whether the entity is silent or not.
* <p>
* When an entity is silent it will not produce any sound.
*
* @param flag if the entity is silent
*/
public void setSilent(boolean flag);
/**
* Returns whether gravity applies to this entity.
*
* @return whether gravity applies
*/
boolean hasGravity();
/**
* Sets whether gravity applies to this entity.
*
* @param gravity whether gravity should apply
*/
void setGravity(boolean gravity);
/**
* Gets the period of time (in ticks) before this entity can use a portal.
*
* @return portal cooldown ticks
*/
int getPortalCooldown();
/**
* Sets the period of time (in ticks) before this entity can use a portal.
*
* @param cooldown portal cooldown ticks
*/
void setPortalCooldown(int cooldown);
/**
* Returns a set of tags for this entity.
* <br>
* Entities can have no more than 1024 tags.
*
* @return a set of tags for this entity
*/
Set<String> getScoreboardTags();
/**
* Add a tag to this entity.
* <br>
* Entities can have no more than 1024 tags.
*
* @param tag the tag to add
* @return true if the tag was successfully added
*/
boolean addScoreboardTag(String tag);
/**
* Removes a given tag from this entity.
*
* @param tag the tag to remove
* @return true if the tag was successfully removed
*/
boolean removeScoreboardTag(String tag);
/**
* Returns the reaction of the entity when moved by a piston.
*
* @return reaction
*/
PistonMoveReaction getPistonMoveReaction();
/**
* Get the closest cardinal {@link BlockFace} direction an entity is
* currently facing.
* <br>
* This will not return any non-cardinal directions such as
* {@link BlockFace#UP} or {@link BlockFace#DOWN}.
* <br>
* {@link Hanging} entities will override this call and thus their behavior
* may be different.
*
* @return the entity's current cardinal facing.
* @see Hanging
* @see Directional#getFacing()
*/
BlockFace getFacing();
}