Examples with NullChangeSet com.fastasyncworldedit.core.history.changeset.NullChangeSet used on opensource projects

Example 1 with NullChangeSet

use of com.fastasyncworldedit.core.history.changeset.NullChangeSet in project FastAsyncWorldEdit by IntellectualSites.

the class EditSessionBuilder method compile.

/**
 * Compile the builder to the settings given. Prepares history, limits, lighting, etc.
 */
public EditSessionBuilder compile() {
    if (compiled) {
        return this;
    }
    compiled = true;
    wrapped = false;
    if (event == null) {
        event = new EditSessionEvent(world, actor, -1, null);
    }
    if (actor == null && event.getActor() != null) {
        actor = event.getActor();
    }
    if (limit == null) {
        if (actor == null) {
            limit = FaweLimit.MAX;
        } else {
            limit = actor.getLimit();
        }
    }
    if (fastMode == null) {
        if (actor == null) {
            fastMode = !Settings.settings().HISTORY.ENABLE_FOR_CONSOLE;
        } else {
            fastMode = actor.getSession().hasFastMode();
        }
    }
    if (checkMemory == null) {
        checkMemory = actor != null && !this.fastMode;
    }
    if (checkMemory) {
        if (MemUtil.isMemoryLimitedSlow()) {
            if (Permission.hasPermission(actor, "worldedit.fast")) {
                actor.print(Caption.of("fawe.info.worldedit.oom.admin"));
            }
            throw FaweCache.LOW_MEMORY;
        }
    }
    // this.originalLimit = limit;
    this.blockBag = limit.INVENTORY_MODE != 0 ? blockBag : null;
    this.limit = limit.copy();
    if (extent == null) {
        IQueueExtent<IQueueChunk> queue = null;
        World unwrapped = WorldWrapper.unwrap(world);
        boolean placeChunks = (this.fastMode || this.limit.FAST_PLACEMENT) && (wnaMode == null || !wnaMode);
        if (placeChunks) {
            wnaMode = false;
            if (unwrapped instanceof IQueueExtent) {
                extent = queue = (IQueueExtent) unwrapped;
            } else if (Settings.settings().QUEUE.PARALLEL_THREADS > 1 && !Fawe.isMainThread()) {
                ParallelQueueExtent parallel = new ParallelQueueExtent(Fawe.instance().getQueueHandler(), world, fastMode);
                queue = parallel.getExtent();
                extent = parallel;
            } else {
                extent = queue = Fawe.instance().getQueueHandler().getQueue(world);
            }
        } else {
            wnaMode = true;
            extent = world;
        }
        if (combineStages == null) {
            combineStages = // If it's enabled in the settings
            Settings.settings().HISTORY.COMBINE_STAGES && // If fast placement is disabled, it's slower to perform a copy on each chunk
            this.limit.FAST_PLACEMENT && // If the edit uses items from the inventory we can't use a delayed task
            this.blockBag == null;
        }
        extent = this.bypassAll = wrapExtent(extent, eventBus, event, EditSession.Stage.BEFORE_CHANGE);
        this.bypassHistory = this.extent = wrapExtent(bypassAll, eventBus, event, EditSession.Stage.BEFORE_REORDER);
        if (!this.fastMode || changeSet != null) {
            if (changeSet == null) {
                if (Settings.settings().HISTORY.USE_DISK) {
                    UUID uuid = actor == null ? Identifiable.CONSOLE : actor.getUniqueId();
                    if (Settings.settings().HISTORY.USE_DATABASE) {
                        changeSet = new RollbackOptimizedHistory(world, uuid);
                    } else {
                        changeSet = new DiskStorageHistory(world, uuid);
                    }
                // } else if (combineStages && Settings.settings().HISTORY.COMPRESSION_LEVEL == 0) {
                // changeSet = new CPUOptimizedChangeSet(world);
                } else {
                    if (combineStages && Settings.settings().HISTORY.COMPRESSION_LEVEL == 0) {
                    // TODO add CPUOptimizedChangeSet
                    }
                    changeSet = new MemoryOptimizedHistory(world);
                }
            }
            if (this.limit.SPEED_REDUCTION > 0) {
                this.extent = this.bypassHistory = new SlowExtent(this.bypassHistory, this.limit.SPEED_REDUCTION);
            }
            if (command != null && changeSet instanceof RollbackOptimizedHistory) {
                ((RollbackOptimizedHistory) changeSet).setCommand(this.command);
            }
            if (!(changeSet instanceof NullChangeSet)) {
                if (this.blockBag != null) {
                    // TODO implement block bag as IBatchProcessor
                    changeSet = new BlockBagChangeSet(changeSet, blockBag, limit.INVENTORY_MODE == 1);
                }
                if (combineStages) {
                    changeTask = changeSet;
                    this.extent = extent.enableHistory(changeSet);
                } else {
                    this.extent = new HistoryExtent(extent, changeSet);
                // if (this.blockBag != null) {
                // this.extent = new BlockBagExtent(this.extent, blockBag, limit.INVENTORY_MODE == 1);
                // }
                }
            }
        }
        if (allowedRegions == null && Settings.settings().REGION_RESTRICTIONS) {
            if (actor != null && !actor.hasPermission("fawe.bypass") && !actor.hasPermission("fawe.bypass.regions")) {
                if (actor instanceof Player) {
                    Player player = (Player) actor;
                    allowedRegions = player.getAllowedRegions();
                }
            }
        }
        if (disallowedRegions == null && Settings.settings().REGION_RESTRICTIONS && Settings.settings().REGION_RESTRICTIONS_OPTIONS.ALLOW_BLACKLISTS) {
            if (actor != null && !actor.hasPermission("fawe.bypass") && !actor.hasPermission("fawe.bypass.regions")) {
                if (actor instanceof Player) {
                    Player player = (Player) actor;
                    disallowedRegions = player.getDisallowedRegions();
                }
            }
        }
        FaweRegionExtent regionExtent = null;
        if (disallowedRegions != null) {
            // Always use MultiRegionExtent if we have blacklist regions
            regionExtent = new MultiRegionExtent(this.extent, this.limit, allowedRegions, disallowedRegions);
        } else if (allowedRegions == null) {
            allowedRegions = new Region[] { RegionWrapper.GLOBAL() };
        } else {
            if (allowedRegions.length == 0) {
                regionExtent = new NullExtent(this.extent, FaweCache.NO_REGION);
            } else {
                if (allowedRegions.length == 1) {
                    regionExtent = new SingleRegionExtent(this.extent, this.limit, allowedRegions[0]);
                } else {
                    regionExtent = new MultiRegionExtent(this.extent, this.limit, allowedRegions, null);
                }
            }
        }
        // There's no need to do lighting (and it'll also just be a pain to implement) if we're not placing chunks
        if (placeChunks) {
            if (((relightMode != null && relightMode != RelightMode.NONE) || (relightMode == null && Settings.settings().LIGHTING.MODE > 0))) {
                relighter = WorldEdit.getInstance().getPlatformManager().queryCapability(Capability.WORLD_EDITING).getRelighterFactory().createRelighter(relightMode, world, queue);
                extent.addProcessor(new RelightProcessor(relighter));
            }
            extent.addProcessor(new HeightmapProcessor(world.getMinY(), world.getMaxY()));
        } else {
            relighter = NullRelighter.INSTANCE;
        }
        if (limit != null && !limit.isUnlimited() && regionExtent != null) {
            this.extent = new LimitExtent(regionExtent, limit);
        } else if (limit != null && !limit.isUnlimited()) {
            this.extent = new LimitExtent(this.extent, limit);
        } else if (regionExtent != null) {
            this.extent = regionExtent;
        }
        if (this.limit != null && this.limit.STRIP_NBT != null && !this.limit.STRIP_NBT.isEmpty()) {
            if (placeChunks) {
                extent.addProcessor(new StripNBTExtent(this.extent, this.limit.STRIP_NBT));
            } else {
                this.extent = new StripNBTExtent(this.extent, this.limit.STRIP_NBT);
            }
        }
        if (this.limit != null && !this.limit.isUnlimited()) {
            Set<String> limitBlocks = new HashSet<>();
            if ((getActor() == null || getActor().hasPermission("worldedit.anyblock") && this.limit.UNIVERSAL_DISALLOWED_BLOCKS)) {
                limitBlocks.addAll(WorldEdit.getInstance().getConfiguration().disallowedBlocks);
            }
            if (this.limit.DISALLOWED_BLOCKS != null && !this.limit.DISALLOWED_BLOCKS.isEmpty()) {
                limitBlocks.addAll(this.limit.DISALLOWED_BLOCKS);
            }
            Set<PropertyRemap<?>> remaps = this.limit.REMAP_PROPERTIES;
            if (!limitBlocks.isEmpty() || (remaps != null && !remaps.isEmpty())) {
                if (placeChunks) {
                    extent.addProcessor(new DisallowedBlocksExtent(this.extent, limitBlocks, remaps));
                } else {
                    this.extent = new DisallowedBlocksExtent(this.extent, limitBlocks, remaps);
                }
            }
        }
        this.extent = wrapExtent(this.extent, eventBus, event, EditSession.Stage.BEFORE_HISTORY);
    }
    return this;
}