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Paper/patches/api/0338-More-Projectile-API.patch
Lulu13022002 d64be7e10a
Fix NPE of AbstractArrow#getWeapon (#10933)
2024-06-21 18:48:29 +02:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Owen1212055 <23108066+Owen1212055@users.noreply.github.com>
Date: Wed, 26 May 2021 19:34:43 -0400
Subject: [PATCH] More Projectile API
Co-authored-by: Nassim Jahnke <nassim@njahnke.dev>
Co-authored-by: SoSeDiK <mrsosedik@gmail.com>
diff --git a/src/main/java/org/bukkit/entity/AbstractArrow.java b/src/main/java/org/bukkit/entity/AbstractArrow.java
index 8bf9bf7940d2911486e9d3a4f688cfae3f6173f2..9bf4b86e730f3d066f6ebfd4e516caf78145479e 100644
--- a/src/main/java/org/bukkit/entity/AbstractArrow.java
+++ b/src/main/java/org/bukkit/entity/AbstractArrow.java
@@ -139,17 +139,21 @@ public interface AbstractArrow extends Projectile {
* Gets the ItemStack which will be picked up from this arrow.
*
* @return The picked up ItemStack
+ * @deprecated use {@link #getItemStack()}
*/
@NotNull
@ApiStatus.Experimental
+ @Deprecated(forRemoval = true, since = "1.20.4") // Paper
public ItemStack getItem();
/**
* Sets the ItemStack which will be picked up from this arrow.
*
* @param item ItemStack set to be picked up
+ * @deprecated use {@link #getItemStack()}
*/
@ApiStatus.Experimental
+ @Deprecated(forRemoval = true, since = "1.20.4") // Paper
public void setItem(@NotNull ItemStack item);
/**
@@ -220,4 +224,52 @@ public interface AbstractArrow extends Projectile {
CREATIVE_ONLY;
}
// Paper end
+
+ // Paper start - more projectile API
+ /**
+ * Gets the {@link ItemStack} for this arrow. This stack is used
+ * for both visuals on the arrow and the stack that could be picked up.
+ *
+ * @return The ItemStack, as if a player picked up the arrow
+ */
+ @NotNull ItemStack getItemStack();
+
+ /**
+ * Sets the {@link ItemStack} for this arrow. This stack is used for both
+ * visuals on the arrow and the stack that could be picked up.
+ *
+ * @param stack the arrow stack
+ */
+ void setItemStack(@NotNull ItemStack stack);
+
+ /**
+ * Sets the amount of ticks this arrow has been alive in the world
+ * This is used to determine when the arrow should be automatically despawned.
+ *
+ * @param ticks lifetime ticks
+ */
+ void setLifetimeTicks(int ticks);
+
+ /**
+ * Gets how many ticks this arrow has been in the world for.
+ *
+ * @return ticks this arrow has been in the world
+ */
+ int getLifetimeTicks();
+
+ /**
+ * Gets the sound that is played when this arrow hits an entity.
+ *
+ * @return sound that plays
+ */
+ @NotNull
+ org.bukkit.Sound getHitSound();
+
+ /**
+ * Sets the sound that is played when this arrow hits an entity.
+ *
+ * @param sound sound that is played
+ */
+ void setHitSound(@NotNull org.bukkit.Sound sound);
+ // Paper end - more projectile API
}
diff --git a/src/main/java/org/bukkit/entity/Firework.java b/src/main/java/org/bukkit/entity/Firework.java
index 0d31aa0b22cf1e849572294e2cfe38b48c9210af..217d348ad0bbef720b25d3b507a55ca8105b7731 100644
--- a/src/main/java/org/bukkit/entity/Firework.java
+++ b/src/main/java/org/bukkit/entity/Firework.java
@@ -16,6 +16,8 @@ public interface Firework extends Projectile {
/**
* Apply the provided meta to the fireworks
+ * <p>
+ * Adjusts detonation ticks automatically.
*
* @param meta The FireworkMeta to apply
*/
@@ -54,31 +56,39 @@ public interface Firework extends Projectile {
* {@link #getMaxLife()}, the firework will detonate.
*
* @param ticks the ticks to set. Must be greater than or equal to 0
+ * @deprecated use {@link #setTicksFlown(int)}
* @return true if the life was set, false if this firework has already detonated
*/
+ @Deprecated(forRemoval = true) // Paper
boolean setLife(int ticks);
/**
* Get the ticks that this firework has been alive. When this value reaches
* {@link #getMaxLife()}, the firework will detonate.
*
+ * @deprecated use {@link #getTicksFlown()}
* @return the life ticks
*/
+ @Deprecated(forRemoval = true) // Paper
int getLife();
/**
* Set the time in ticks this firework will exist until it is detonated.
*
* @param ticks the ticks to set. Must be greater than 0
+ * @deprecated use {@link #setTicksToDetonate(int)}
* @return true if the time was set, false if this firework has already detonated
*/
+ @Deprecated(forRemoval = true) // Paper
boolean setMaxLife(int ticks);
/**
* Get the time in ticks this firework will exist until it is detonated.
*
+ * @deprecated use {@link #getTicksToDetonate()}
* @return the maximum life in ticks
*/
+ @Deprecated(forRemoval = true) // Paper
int getMaxLife();
/**
@@ -127,4 +137,52 @@ public interface Firework extends Projectile {
return getAttachedTo();
}
// Paper end
+
+ // Paper start - Firework API
+ /**
+ * Gets the item used in the firework.
+ *
+ * @return firework item
+ */
+ @NotNull
+ public org.bukkit.inventory.ItemStack getItem();
+
+ /**
+ * Sets the item used in the firework.
+ * <p>
+ * Firework explosion effects are used from this item.
+ *
+ * @param itemStack item to set
+ */
+ void setItem(@org.jetbrains.annotations.Nullable org.bukkit.inventory.ItemStack itemStack);
+
+ /**
+ * Gets the number of ticks the firework has flown.
+ *
+ * @return ticks flown
+ */
+ int getTicksFlown();
+
+ /**
+ * Sets the number of ticks the firework has flown.
+ * Setting this greater than detonation ticks will cause the firework to explode.
+ *
+ * @param ticks ticks flown
+ */
+ void setTicksFlown(int ticks);
+
+ /**
+ * Gets the number of ticks the firework will detonate on.
+ *
+ * @return the tick to detonate on
+ */
+ int getTicksToDetonate();
+
+ /**
+ * Set the amount of ticks the firework will detonate on.
+ *
+ * @param ticks ticks to detonate on
+ */
+ void setTicksToDetonate(int ticks);
+ // Paper end
}
diff --git a/src/main/java/org/bukkit/entity/FishHook.java b/src/main/java/org/bukkit/entity/FishHook.java
index 94e1a30ea1bc26821065a6d89c1f5669bd1d08ae..fe32fa569afd62300f7fdc29eefaba291f265674 100644
--- a/src/main/java/org/bukkit/entity/FishHook.java
+++ b/src/main/java/org/bukkit/entity/FishHook.java
@@ -322,4 +322,50 @@ public interface FishHook extends Projectile {
*/
BOBBING;
}
+
+ // Paper start - More FishHook API
+ /**
+ * Get the number of ticks the hook needs to wait for a fish to bite.
+ *
+ * @return Number of ticks
+ */
+ int getWaitTime();
+
+ /**
+ * Sets the number of ticks the hook needs to wait for a fish to bite.
+ *
+ * @param ticks Number of ticks
+ */
+ void setWaitTime(int ticks);
+
+ /**
+ * Get the number of ticks the fish has to swim until biting the hook.
+ * The {@link #getWaitTime()} has to be zero or below for the fish to start the time until bite timer.
+ *
+ * @return number of ticks.
+ * A value of one indicates that the fish bites the very next time the fish hook is ticked
+ * while a value of zero represents a fish that has already bitten the hook.
+ * @see #getWaitTime()
+ */
+ @org.jetbrains.annotations.Range(from = 0, to = Integer.MAX_VALUE)
+ int getTimeUntilBite();
+
+ /**
+ * Sets the number of ticks the fish has to swim until biting the hook.
+ *
+ * @param ticks number of ticks.
+ * One is the minimum that can be passed to this method and instructs the fish to bite the very next tick.
+ * @throws IllegalArgumentException if the passed tick value is less than one.
+ */
+ void setTimeUntilBite(@org.jetbrains.annotations.Range(from = 1, to = Integer.MAX_VALUE) int ticks) throws IllegalArgumentException;
+
+ /**
+ * Completely resets this fishing hook's fishing state, re-randomizing the time needed until a fish is lured and
+ * bites the hook.
+ * <p>
+ * This method takes all properties of the fishing hook into account when resetting said values, such as a lure
+ * enchantment.
+ */
+ void resetFishingState();
+ // Paper end
}
diff --git a/src/main/java/org/bukkit/entity/Projectile.java b/src/main/java/org/bukkit/entity/Projectile.java
index 06e3ad9cd8f39de0ef6ead794df1492415bc4302..c3933fb5cd9708826effeef2ad2f81c9f7900a37 100644
--- a/src/main/java/org/bukkit/entity/Projectile.java
+++ b/src/main/java/org/bukkit/entity/Projectile.java
@@ -12,6 +12,7 @@ public interface Projectile extends Entity {
* Retrieve the shooter of this projectile.
*
* @return the {@link ProjectileSource} that shot this projectile
+ * @see #getOwnerUniqueId()
*/
@Nullable
public ProjectileSource getShooter();
@@ -41,4 +42,89 @@ public interface Projectile extends Entity {
*/
@Deprecated(forRemoval = true)
public void setBounce(boolean doesBounce);
+ // Paper start
+
+ /**
+ * Gets whether the projectile has left the
+ * hitbox of their shooter and can now hit entities.
+ *
+ * @return has left shooter's hitbox
+ */
+ boolean hasLeftShooter();
+
+ /**
+ * Sets whether the projectile has left the
+ * hitbox of their shooter and can now hit entities.
+ *
+ * This is recalculated each tick if the projectile has a shooter.
+ *
+ * @param leftShooter has left shooter's hitbox
+ */
+ void setHasLeftShooter(boolean leftShooter);
+
+ /**
+ * Gets whether the projectile has been
+ * shot into the world and has sent a projectile
+ * shot game event.
+ *
+ * @return has been shot into the world
+ */
+ boolean hasBeenShot();
+
+ /**
+ * Sets whether the projectile has been
+ * shot into the world and has sent a projectile
+ * shot game event in the next tick.
+ *
+ * Setting this to false will cause a game event
+ * to fire and the value to be set back to true.
+ *
+ * @param beenShot has been in shot into the world
+ */
+ void setHasBeenShot(boolean beenShot);
+
+ /**
+ * Gets whether this projectile can hit an entity.
+ * <p>
+ * This method returns true under the following conditions:
+ * <p>
+ * - The shooter can see the entity ({@link Player#canSee(Entity)}) <p>
+ * - The entity is alive and not a spectator <p>
+ * - The projectile has left the hitbox of the shooter ({@link #hasLeftShooter()})<p>
+ * - If this is an arrow with piercing, it has not pierced the entity already
+ *
+ * @param entity the entity to check if this projectile can hit
+ * @return true if this projectile can damage the entity, false otherwise
+ */
+ boolean canHitEntity(@org.jetbrains.annotations.NotNull Entity entity);
+
+ /**
+ * Makes this projectile hit a specific entity.
+ * This uses the current position of the projectile for the hit point.
+ * Using this method will result in {@link org.bukkit.event.entity.ProjectileHitEvent} being called.
+ * @param entity the entity to hit
+ * @see #hitEntity(Entity, org.bukkit.util.Vector)
+ * @see #canHitEntity(Entity)
+ */
+ void hitEntity(@org.jetbrains.annotations.NotNull Entity entity);
+
+ /**
+ * Makes this projectile hit a specific entity from a specific point.
+ * Using this method will result in {@link org.bukkit.event.entity.ProjectileHitEvent} being called.
+ * @param entity the entity to hit
+ * @param vector the direction to hit from
+ * @see #hitEntity(Entity)
+ * @see #canHitEntity(Entity)
+ */
+ void hitEntity(@org.jetbrains.annotations.NotNull Entity entity, @org.jetbrains.annotations.NotNull org.bukkit.util.Vector vector);
+
+ /**
+ * Gets the owner's UUID
+ *
+ * @return the owner's UUID, or null if not owned
+ * @see #getShooter()
+ */
+ @Nullable
+ java.util.UUID getOwnerUniqueId();
+ // Paper end
}
diff --git a/src/main/java/org/bukkit/entity/ShulkerBullet.java b/src/main/java/org/bukkit/entity/ShulkerBullet.java
index 4623e0d767b343cbdc6fcf20b3b2ff7ff14863cf..dd69a68d1f005c25329bb0366d161ae9b061e108 100644
--- a/src/main/java/org/bukkit/entity/ShulkerBullet.java
+++ b/src/main/java/org/bukkit/entity/ShulkerBullet.java
@@ -18,4 +18,61 @@ public interface ShulkerBullet extends Projectile {
* @param target the entity to target
*/
void setTarget(@Nullable Entity target);
+ // Paper start
+ /**
+ * Gets the relative offset that this shulker bullet should move towards,
+ * note that this will change each tick as the skulker bullet approaches the target.
+ *
+ * @return target delta offset
+ */
+ @org.jetbrains.annotations.NotNull
+ org.bukkit.util.Vector getTargetDelta();
+
+
+ /**
+ * Sets the relative offset that this shulker bullet should move towards,
+ * note that this will change each tick as the skulker bullet approaches the target.
+ * This is usually relative towards their target.
+ *
+ * @param vector target
+ */
+ void setTargetDelta(@org.jetbrains.annotations.NotNull org.bukkit.util.Vector vector);
+
+ /**
+ * Gets the current movement direction.
+ * This is used to determine the next movement direction to ensure
+ * that the bullet does not move in the same direction.
+ *
+ * @return null or their current direction
+ */
+ @Nullable
+ org.bukkit.block.BlockFace getCurrentMovementDirection();
+
+ /**
+ * Set the current movement direction.
+ * This is used to determine the next movement direction to ensure
+ * that the bullet does not move in the same direction.
+ *
+ * Set to null to simply pick a random direction.
+ *
+ * @param movementDirection null or a direction
+ */
+ void setCurrentMovementDirection(@Nullable org.bukkit.block.BlockFace movementDirection);
+
+ /**
+ * Gets how many ticks this shulker bullet
+ * will attempt to move in its current direction.
+ *
+ * @return number of steps
+ */
+ int getFlightSteps();
+
+ /**
+ * Sets how many ticks this shulker bullet
+ * will attempt to move in its current direction.
+ *
+ * @param steps number of steps
+ */
+ void setFlightSteps(int steps);
+ // Paper end
}
diff --git a/src/main/java/org/bukkit/entity/ThrownPotion.java b/src/main/java/org/bukkit/entity/ThrownPotion.java
index 7051e07b4e456aae0ec9e37808b59e5fa62a4027..225ac312613b9e8f3cf680819f2ebe350d1bf48a 100644
--- a/src/main/java/org/bukkit/entity/ThrownPotion.java
+++ b/src/main/java/org/bukkit/entity/ThrownPotion.java
@@ -32,12 +32,34 @@ public interface ThrownPotion extends ThrowableProjectile {
/**
* Set the ItemStack for this thrown potion.
- * <p>
- * The ItemStack must be of type {@link org.bukkit.Material#SPLASH_POTION}
- * or {@link org.bukkit.Material#LINGERING_POTION}, otherwise an exception
- * is thrown.
*
* @param item New ItemStack
*/
public void setItem(@NotNull ItemStack item);
+
+ // Paper start - Projectile API
+ /**
+ * Gets a copy of the PotionMeta for this thrown potion.
+ * This includes what effects will be applied by this potion.
+ *
+ * @return potion meta
+ */
+ @NotNull
+ org.bukkit.inventory.meta.PotionMeta getPotionMeta();
+
+ /**
+ * Sets the PotionMeta of this thrown potion.
+ * This will modify the effects applied by this potion.
+ * <p>
+ * Note that the type of {@link #getItem()} is irrelevant
+ *
+ * @param meta potion meta
+ */
+ void setPotionMeta(@NotNull org.bukkit.inventory.meta.PotionMeta meta);
+
+ /**
+ * Splashes the potion at its current location.
+ */
+ void splash();
+ // Paper end
}
diff --git a/src/main/java/org/bukkit/entity/Trident.java b/src/main/java/org/bukkit/entity/Trident.java
index c8015ff610e3c1222cb368ea1d8a0c2f3785d9c7..02584eced96944a551140f8150c65a7c0f4bb55e 100644
--- a/src/main/java/org/bukkit/entity/Trident.java
+++ b/src/main/java/org/bukkit/entity/Trident.java
@@ -38,5 +38,24 @@ public interface Trident extends AbstractArrow, ThrowableProjectile {
* @throws IllegalArgumentException if the loyalty level is lower than 0 or greater than 127
*/
void setLoyaltyLevel(int loyaltyLevel);
+
+ /**
+ * Gets if this trident has dealt damage to an
+ * entity yet or has hit the floor.
+ *
+ * If neither of these events have occurred yet, this will
+ * return false.
+ *
+ * @return has dealt damage
+ */
+ boolean hasDealtDamage();
+
+ /**
+ * Sets if this trident has dealt damage to an entity
+ * yet or has hit the floor.
+ *
+ * @param hasDealtDamage has dealt damage or hit the floor
+ */
+ void setHasDealtDamage(boolean hasDealtDamage);
}
// Paper end
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