Examples with ItemDropData org.spongepowered.common.event.tracking.context.ItemDropData used on opensource projects

Example 6 with ItemDropData

use of org.spongepowered.common.event.tracking.context.ItemDropData in project SpongeCommon by SpongePowered.

the class DeathUpdateState method unwind.

@Override
public void unwind(BasicEntityContext context) {
    final Entity dyingEntity = context.getSource(Entity.class).orElseThrow(TrackingUtil.throwWithContext("Dying entity not found!", context));
    context.getCapturedItemsSupplier().acceptAndClearIfNotEmpty(items -> {
        final DamageSource damageSource = context.getDamageSource();
        try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
            Sponge.getCauseStackManager().pushCause(dyingEntity);
            Sponge.getCauseStackManager().pushCause(damageSource);
            Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, SpawnTypes.DROPPED_ITEM);
            final ArrayList<Entity> entities = new ArrayList<>();
            for (EntityItem item : items) {
                entities.add(EntityUtil.fromNative(item));
            }
            final DropItemEvent.Destruct destruct = SpongeEventFactory.createDropItemEventDestruct(Sponge.getCauseStackManager().getCurrentCause(), entities);
            SpongeImpl.postEvent(destruct);
            if (!destruct.isCancelled()) {
                for (Entity entity : destruct.getEntities()) {
                    EntityUtil.getMixinWorld(entity).forceSpawnEntity(entity);
                }
            }
        }
    });
    context.getCapturedEntitySupplier().acceptAndClearIfNotEmpty(entities -> {
        final List<Entity> experience = entities.stream().filter(entity -> entity instanceof ExperienceOrb).collect(Collectors.toList());
        if (!experience.isEmpty()) {
            try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
                Sponge.getCauseStackManager().pushCause(dyingEntity);
                Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, SpawnTypes.EXPERIENCE);
                final SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), experience);
                SpongeImpl.postEvent(event);
                if (!event.isCancelled()) {
                    for (Entity entity : event.getEntities()) {
                        EntityUtil.getMixinWorld(entity).forceSpawnEntity(entity);
                    }
                }
            }
        }
        final List<Entity> other = entities.stream().filter(entity -> !(entity instanceof ExperienceOrb)).collect(Collectors.toList());
        if (!other.isEmpty()) {
            try (StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
                Sponge.getCauseStackManager().pushCause(dyingEntity);
                Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.ENTITY_DEATH);
                final SpawnEntityEvent event1 = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), other);
                SpongeImpl.postEvent(event1);
                if (!event1.isCancelled()) {
                    for (Entity entity : event1.getEntities()) {
                        EntityUtil.getMixinWorld(entity).forceSpawnEntity(entity);
                    }
                }
            }
        }
    });
    context.getCapturedEntityDropSupplier().acceptIfNotEmpty(map -> {
        if (map.isEmpty()) {
            return;
        }
        final PrettyPrinter printer = new PrettyPrinter(80);
        printer.add("Processing Entity Death Updates Spawning").centre().hr();
        printer.add("Entity Dying: " + dyingEntity);
        printer.add("The item stacks captured are: ");
        for (Map.Entry<UUID, Collection<ItemDropData>> entry : map.asMap().entrySet()) {
            printer.add("  - Entity with UUID: %s", entry.getKey());
            for (ItemDropData stack : entry.getValue()) {
                printer.add("    - %s", stack);
            }
        }
        printer.trace(System.err);
    });
    context.getCapturedBlockSupplier().acceptAndClearIfNotEmpty(blocks -> TrackingUtil.processBlockCaptures(blocks, this, context));
}

Example 7 with ItemDropData

use of org.spongepowered.common.event.tracking.context.ItemDropData in project SpongeCommon by SpongePowered.

the class AttackEntityPacketState method unwind.

@Override
public void unwind(BasicPacketContext context) {
    final EntityPlayerMP player = context.getPacketPlayer();
    final CPacketUseEntity useEntityPacket = context.getPacket();
    final net.minecraft.entity.Entity entity = useEntityPacket.getEntityFromWorld(player.world);
    if (entity == null) {
        // Something happened?
        return;
    }
    final World spongeWorld = EntityUtil.getSpongeWorld(player);
    EntityUtil.toMixin(entity).setNotifier(player.getUniqueID());
    context.getCapturedItemsSupplier().acceptAndClearIfNotEmpty(items -> {
        // For destruction, this should be empty, however, some
        // times,
        // it may not be?
        final PrettyPrinter printer = new PrettyPrinter(60);
        printer.add("Processing Attack Entity").centre().hr();
        printer.add("There are some captured items after the entity was destructed!");
        printer.addWrapped(60, "%s : %s", "Items captured", items);
        printer.add("Stacktrace:");
        printer.add(new Exception("Stack trace"));
        printer.trace(System.err, SpongeImpl.getLogger(), Level.TRACE);
    });
    context.getCapturedBlockSupplier().acceptAndClearIfNotEmpty(blocks -> TrackingUtil.processBlockCaptures(blocks, this, context));
    context.getCapturedEntityDropSupplier().acceptIfNotEmpty(map -> {
        for (Map.Entry<UUID, Collection<ItemDropData>> entry : map.asMap().entrySet()) {
            final UUID key = entry.getKey();
            final Optional<Entity> affectedEntity = spongeWorld.getEntity(key);
            if (!affectedEntity.isPresent()) {
                continue;
            }
            final Collection<ItemDropData> itemStacks = entry.getValue();
            if (itemStacks.isEmpty()) {
                return;
            }
            final List<ItemDropData> items = new ArrayList<>(itemStacks);
            if (!items.isEmpty()) {
                try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
                    final List<Entity> itemEntities = items.stream().map(data -> data.create(((WorldServer) player.world))).map(EntityUtil::fromNative).collect(Collectors.toList());
                    Sponge.getCauseStackManager().pushCause(player);
                    Sponge.getCauseStackManager().pushCause(affectedEntity.get());
                    Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.DROPPED_ITEM);
                    final DropItemEvent.Destruct destruct = SpongeEventFactory.createDropItemEventDestruct(Sponge.getCauseStackManager().getCurrentCause(), itemEntities);
                    SpongeImpl.postEvent(destruct);
                    if (!destruct.isCancelled()) {
                        processSpawnedEntities(player, destruct);
                    }
                }
            }
        }
    });
    context.getCapturedEntityItemDropSupplier().acceptIfNotEmpty(map -> {
        try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
            Sponge.getCauseStackManager().pushCause(player);
            Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.DROPPED_ITEM);
            for (Map.Entry<UUID, Collection<EntityItem>> entry : map.asMap().entrySet()) {
                final UUID key = entry.getKey();
                final Optional<Entity> attackedEntities = spongeWorld.getEntity(key);
                if (!attackedEntities.isPresent()) {
                    continue;
                }
                final List<Entity> items = entry.getValue().stream().map(EntityUtil::fromNative).collect(Collectors.toList());
                final DropItemEvent.Destruct destruct = SpongeEventFactory.createDropItemEventDestruct(Sponge.getCauseStackManager().getCurrentCause(), items);
                SpongeImpl.postEvent(destruct);
                if (!destruct.isCancelled()) {
                    processSpawnedEntities(player, destruct);
                }
            }
        }
    });
}

Example 8 with ItemDropData

use of org.spongepowered.common.event.tracking.context.ItemDropData in project SpongeCommon by SpongePowered.

the class InteractAtEntityPacketState method unwind.

@Override
public void unwind(BasicPacketContext context) {
    final EntityPlayerMP player = context.getPacketPlayer();
    final CPacketUseEntity useEntityPacket = context.getPacket();
    final net.minecraft.entity.Entity entity = useEntityPacket.getEntityFromWorld(player.world);
    if (entity == null) {
        // Something happened?
        return;
    }
    final World spongeWorld = EntityUtil.getSpongeWorld(player);
    EntityUtil.toMixin(entity).setNotifier(player.getUniqueID());
    try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
        Sponge.getCauseStackManager().pushCause(player);
        Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.PLACEMENT);
        context.getCapturedEntitySupplier().acceptAndClearIfNotEmpty(entities -> {
            SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), entities);
            SpongeImpl.postEvent(event);
            if (!event.isCancelled()) {
                processSpawnedEntities(player, event);
            }
        });
        context.getCapturedItemsSupplier().acceptAndClearIfNotEmpty(entities -> {
            final List<Entity> items = entities.stream().map(EntityUtil::fromNative).collect(Collectors.toList());
            SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), items);
            SpongeImpl.postEvent(event);
            if (!event.isCancelled()) {
                processSpawnedEntities(player, event);
            }
        });
        context.getCapturedEntityDropSupplier().acceptIfNotEmpty(map -> {
            final PrettyPrinter printer = new PrettyPrinter(80);
            printer.add("Processing Interact At Entity").centre().hr();
            printer.add("The item stacks captured are: ");
            for (Map.Entry<UUID, Collection<ItemDropData>> entry : map.asMap().entrySet()) {
                printer.add("  - Entity with UUID: %s", entry.getKey());
                for (ItemDropData stack : entry.getValue()) {
                    printer.add("    - %s", stack);
                }
            }
            printer.trace(System.err);
        });
        context.getCapturedEntityItemDropSupplier().acceptIfNotEmpty(map -> {
            for (Map.Entry<UUID, Collection<EntityItem>> entry : map.asMap().entrySet()) {
                final UUID entityUuid = entry.getKey();
                final net.minecraft.entity.Entity entityFromUuid = player.getServerWorld().getEntityFromUuid(entityUuid);
                if (entityFromUuid != null) {
                    final List<Entity> entities = entry.getValue().stream().map(EntityUtil::fromNative).collect(Collectors.toList());
                    if (!entities.isEmpty()) {
                        DropItemEvent.Custom event = SpongeEventFactory.createDropItemEventCustom(Sponge.getCauseStackManager().getCurrentCause(), entities);
                        SpongeImpl.postEvent(event);
                        if (!event.isCancelled()) {
                            processSpawnedEntities(player, event);
                        }
                    }
                }
            }
        });
        context.getCapturedItemStackSupplier().acceptAndClearIfNotEmpty(drops -> {
            final List<EntityItem> items = drops.stream().map(drop -> drop.create(player.getServerWorld())).collect(Collectors.toList());
            final List<Entity> entities = items.stream().map(EntityUtil::fromNative).collect(Collectors.toList());
            if (!entities.isEmpty()) {
                DropItemEvent.Custom event = SpongeEventFactory.createDropItemEventCustom(Sponge.getCauseStackManager().getCurrentCause(), entities);
                SpongeImpl.postEvent(event);
                if (!event.isCancelled()) {
                    processSpawnedEntities(player, event);
                }
            }
        });
    }
    context.getCapturedBlockSupplier().acceptAndClearIfNotEmpty(snapshots -> TrackingUtil.processBlockCaptures(snapshots, this, context));
}

Example 9 with ItemDropData

use of org.spongepowered.common.event.tracking.context.ItemDropData in project SpongeCommon by SpongePowered.

the class InteractionPacketState method unwind.

@Override
public void unwind(BasicPacketContext phaseContext) {
    final EntityPlayerMP player = phaseContext.getPacketPlayer();
    final ItemStack usedStack = phaseContext.getItemUsed();
    final ItemStackSnapshot usedSnapshot = ItemStackUtil.snapshotOf(usedStack);
    final Entity spongePlayer = EntityUtil.fromNative(player);
    try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
        Sponge.getCauseStackManager().pushCause(spongePlayer);
        Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.DROPPED_ITEM);
        final boolean hasBlocks = !phaseContext.getCapturedBlockSupplier().isEmpty();
        final List<BlockSnapshot> capturedBlcoks = phaseContext.getCapturedBlocks();
        @Nullable final BlockSnapshot firstBlockChange = hasBlocks ? capturedBlcoks.get(0) : null;
        if (hasBlocks) {
            if (!TrackingUtil.processBlockCaptures(capturedBlcoks, this, phaseContext)) {
                // Stop entities like XP from being spawned
                return;
            }
        } else {
            phaseContext.getBlockItemDropSupplier().acceptIfNotEmpty(map -> {
                if (ShouldFire.DROP_ITEM_EVENT_DESTRUCT) {
                    for (BlockSnapshot blockChange : capturedBlcoks) {
                        final Location<World> location = blockChange.getLocation().get();
                        final Vector3d position = location.getPosition();
                        final BlockPos blockPos = VecHelper.toBlockPos(position);
                        final Collection<EntityItem> entityItems = map.get(blockPos);
                        if (!entityItems.isEmpty()) {
                            final List<Entity> items = entityItems.stream().map(EntityUtil::fromNative).collect(Collectors.toList());
                            final DropItemEvent.Destruct event = SpongeEventFactory.createDropItemEventDestruct(Sponge.getCauseStackManager().getCurrentCause(), items);
                            SpongeImpl.postEvent(event);
                            if (!event.isCancelled()) {
                                processSpawnedEntities(player, event);
                            }
                        }
                    }
                } else {
                    for (BlockSnapshot blockChange : capturedBlcoks) {
                        final Location<World> location = blockChange.getLocation().get();
                        final Vector3d position = location.getPosition();
                        final BlockPos blockPos = VecHelper.toBlockPos(position);
                        final Collection<EntityItem> entityItems = map.get(blockPos);
                        if (!entityItems.isEmpty()) {
                            processEntities(player, (Collection<Entity>) (Collection<?>) entityItems);
                        }
                    }
                }
            });
        }
        phaseContext.getCapturedItemsSupplier().acceptAndClearIfNotEmpty(items -> {
            final ArrayList<Entity> entities = new ArrayList<>();
            for (EntityItem item : items) {
                entities.add(EntityUtil.fromNative(item));
            }
            final DropItemEvent.Dispense dispense = SpongeEventFactory.createDropItemEventDispense(Sponge.getCauseStackManager().getCurrentCause(), entities);
            SpongeImpl.postEvent(dispense);
            if (!dispense.isCancelled()) {
                processSpawnedEntities(player, dispense);
            }
        });
        phaseContext.getCapturedEntityDropSupplier().acceptIfNotEmpty(map -> {
            if (map.isEmpty()) {
                return;
            }
            final PrettyPrinter printer = new PrettyPrinter(80);
            printer.add("Processing Interaction").centre().hr();
            printer.add("The item stacks captured are: ");
            for (Map.Entry<UUID, Collection<ItemDropData>> entry : map.asMap().entrySet()) {
                printer.add("  - Entity with UUID: %s", entry.getKey());
                for (ItemDropData stack : entry.getValue()) {
                    printer.add("    - %s", stack);
                }
            }
            printer.trace(System.err);
        });
        phaseContext.getCapturedEntitySupplier().acceptAndClearIfNotEmpty(entities -> {
            final List<Entity> projectiles = new ArrayList<>(entities.size());
            final List<Entity> spawnEggs = new ArrayList<>(entities.size());
            final List<Entity> xpOrbs = new ArrayList<>(entities.size());
            final List<Entity> normalPlacement = new ArrayList<>(entities.size());
            final List<Entity> items = new ArrayList<>(entities.size());
            for (Entity entity : entities) {
                if (entity instanceof Projectile || entity instanceof EntityThrowable) {
                    projectiles.add(entity);
                } else if (usedSnapshot.getType() == ItemTypes.SPAWN_EGG) {
                    spawnEggs.add(entity);
                } else if (entity instanceof EntityItem) {
                    items.add(entity);
                } else if (entity instanceof EntityXPOrb) {
                    xpOrbs.add(entity);
                } else {
                    normalPlacement.add(entity);
                }
            }
            if (!projectiles.isEmpty()) {
                if (ShouldFire.SPAWN_ENTITY_EVENT) {
                    try (CauseStackManager.StackFrame frame2 = Sponge.getCauseStackManager().pushCauseFrame()) {
                        Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.PROJECTILE);
                        Sponge.getCauseStackManager().pushCause(usedSnapshot);
                        final SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), projectiles);
                        if (!SpongeImpl.postEvent(event)) {
                            processSpawnedEntities(player, event);
                        }
                    }
                } else {
                    processEntities(player, projectiles);
                }
            }
            if (!spawnEggs.isEmpty()) {
                if (ShouldFire.SPAWN_ENTITY_EVENT) {
                    try (CauseStackManager.StackFrame frame2 = Sponge.getCauseStackManager().pushCauseFrame()) {
                        Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.PROJECTILE);
                        Sponge.getCauseStackManager().pushCause(usedSnapshot);
                        final SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), spawnEggs);
                        if (!SpongeImpl.postEvent(event)) {
                            processSpawnedEntities(player, event);
                        }
                    }
                } else {
                    processEntities(player, spawnEggs);
                }
            }
            if (!items.isEmpty()) {
                if (ShouldFire.DROP_ITEM_EVENT_DISPENSE) {
                    final DropItemEvent.Dispense dispense = SpongeEventFactory.createDropItemEventDispense(Sponge.getCauseStackManager().getCurrentCause(), items);
                    if (!SpongeImpl.postEvent(dispense)) {
                        processSpawnedEntities(player, dispense);
                    }
                } else {
                    processEntities(player, items);
                }
            }
            if (!xpOrbs.isEmpty()) {
                if (ShouldFire.SPAWN_ENTITY_EVENT) {
                    try (final CauseStackManager.StackFrame stackFrame = Sponge.getCauseStackManager().pushCauseFrame()) {
                        if (firstBlockChange != null) {
                            stackFrame.pushCause(firstBlockChange);
                        }
                        stackFrame.addContext(EventContextKeys.SPAWN_TYPE, InternalSpawnTypes.EXPERIENCE);
                        final SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), xpOrbs);
                        if (!SpongeImpl.postEvent(event)) {
                            processSpawnedEntities(player, event);
                        }
                    }
                } else {
                    processEntities(player, xpOrbs);
                }
            }
            if (!normalPlacement.isEmpty()) {
                if (ShouldFire.SPAWN_ENTITY_EVENT) {
                    try (final CauseStackManager.StackFrame stackFrame = Sponge.getCauseStackManager().pushCauseFrame()) {
                        if (firstBlockChange != null) {
                            stackFrame.pushCause(firstBlockChange);
                        }
                        final SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), normalPlacement);
                        if (!SpongeImpl.postEvent(event)) {
                            processSpawnedEntities(player, event);
                        }
                    }
                } else {
                    processEntities(player, normalPlacement);
                }
            }
        });
        final IMixinContainer mixinContainer = ContainerUtil.toMixin(player.openContainer);
        mixinContainer.setCaptureInventory(false);
        mixinContainer.getCapturedTransactions().clear();
    }
}

Example 10 with ItemDropData

use of org.spongepowered.common.event.tracking.context.ItemDropData in project SpongeCommon by SpongePowered.

the class UnknownPacketState method unwind.

@Override
public void unwind(BasicPacketContext context) {
    final EntityPlayerMP player = context.getPacketPlayer();
    try (CauseStackManager.StackFrame frame1 = Sponge.getCauseStackManager().pushCauseFrame()) {
        Sponge.getCauseStackManager().pushCause(player);
        Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, SpawnTypes.PLACEMENT);
        context.getCapturedBlockSupplier().acceptAndClearIfNotEmpty(blocks -> TrackingUtil.processBlockCaptures(blocks, this, context));
        context.getCapturedEntitySupplier().acceptAndClearIfNotEmpty(entities -> {
            SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), entities);
            SpongeImpl.postEvent(event);
            if (!event.isCancelled()) {
                processSpawnedEntities(player, event);
            }
        });
        context.getCapturedItemsSupplier().acceptAndClearIfNotEmpty(entities -> {
            final List<Entity> items = entities.stream().map(EntityUtil::fromNative).collect(Collectors.toList());
            SpawnEntityEvent event = SpongeEventFactory.createSpawnEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), items);
            SpongeImpl.postEvent(event);
            if (!event.isCancelled()) {
                processSpawnedEntities(player, event);
            }
        });
    }
    context.getCapturedEntityDropSupplier().acceptIfNotEmpty(map -> {
        final PrettyPrinter printer = new PrettyPrinter(80);
        printer.add("Processing An Unknown Packet for Entity Drops").centre().hr();
        printer.add("The item stacks captured are: ");
        for (Map.Entry<UUID, Collection<ItemDropData>> entry : map.asMap().entrySet()) {
            printer.add("  - Entity with UUID: %s", entry.getKey());
            for (ItemDropData stack : entry.getValue()) {
                printer.add("    - %s", stack);
            }
        }
        printer.trace(System.err);
    });
    context.getCapturedEntityItemDropSupplier().acceptIfNotEmpty(map -> {
        for (Map.Entry<UUID, Collection<EntityItem>> entry : map.asMap().entrySet()) {
            final UUID entityUuid = entry.getKey();
            final net.minecraft.entity.Entity entityFromUuid = player.getServerWorld().getEntityFromUuid(entityUuid);
            final Entity affectedEntity = EntityUtil.fromNative(entityFromUuid);
            if (entityFromUuid != null) {
                final List<Entity> entities = entry.getValue().stream().map(EntityUtil::fromNative).collect(Collectors.toList());
                if (!entities.isEmpty()) {
                    try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
                        Sponge.getCauseStackManager().pushCause(player);
                        Sponge.getCauseStackManager().pushCause(affectedEntity);
                        Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, SpawnTypes.CUSTOM);
                        DropItemEvent.Custom event = SpongeEventFactory.createDropItemEventCustom(Sponge.getCauseStackManager().getCurrentCause(), entities);
                        SpongeImpl.postEvent(event);
                        if (!event.isCancelled()) {
                            processSpawnedEntities(player, event);
                        }
                    }
                }
            }
        }
    });
    context.getCapturedItemStackSupplier().acceptAndClearIfNotEmpty(drops -> {
        final List<EntityItem> items = drops.stream().map(drop -> drop.create(player.getServerWorld())).collect(Collectors.toList());
        final List<Entity> entities = items.stream().map(EntityUtil::fromNative).collect(Collectors.toList());
        if (!entities.isEmpty()) {
            try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
                Sponge.getCauseStackManager().pushCause(player);
                Sponge.getCauseStackManager().addContext(EventContextKeys.SPAWN_TYPE, SpawnTypes.CUSTOM);
                DropItemEvent.Custom event = SpongeEventFactory.createDropItemEventCustom(Sponge.getCauseStackManager().getCurrentCause(), entities);
                SpongeImpl.postEvent(event);
                if (!event.isCancelled()) {
                    processSpawnedEntities(player, event);
                }
            }
        }
    });
}