@FXML
    private void dumpObjectDefs() {

        if (!cacheDirectory.isPresent()) {
            DirectoryChooser cacheChooser = new DirectoryChooser();
            cacheChooser.setTitle("Select directory containing osrs cache.");

            Optional<File> cacheResult = Optional.ofNullable(cacheChooser.showDialog(App.getStage()));

            if (!cacheResult.isPresent()) {
                return;
            }

            cacheDirectory = cacheResult;
        }

        createTask(new Task<Void>() {

            @Override
            protected Void call() throws Exception {
                try (Cache cache = new Cache(FileStore.open(cacheDirectory.get().toPath().toString()))) {

                    File dir = new File("./dump/");

                    if (!dir.exists()) {
                        dir.mkdirs();
                    }

                    ObjectTypeList list = new ObjectTypeList();

                    list.initialize(cache);

                    try (DataOutputStream dat = new DataOutputStream(new FileOutputStream(new File(dir, "loc.dat")));
                            DataOutputStream idx = new DataOutputStream(
                                    new FileOutputStream(new File(dir, "loc.idx")))) {

                        int size = list.size();

                        idx.writeShort(size);
                        dat.writeShort(size);

                        ObjectType lastValidType = null;

                        for (int index = 0; index < list.size(); index++) {

                            int start = dat.size();

                            ObjectType obj = list.list(index);

                            if(obj == null) {
                                if(lastValidType == null)
                                    break;
                                else {
                                    obj = lastValidType;
                                    System.out.println("Object at index " + index + " is null!");
                                }
                            } else
                                lastValidType = obj;

                            if (obj.getObjectModels() != null) {
                                if (obj.getObjectTypes() != null) {
                                    dat.writeByte(1);
                                    dat.writeByte(obj.getObjectModels().length);
                                    if (obj.getObjectModels().length > 0) {

                                        for (int i = 0; i < obj.getObjectModels().length; i++) {
                                            dat.writeShort(obj.getObjectModels()[i]);
                                            dat.writeByte(obj.getObjectTypes()[i]);
                                        }

                                    }
                                } else {
                                    dat.writeByte(5);
                                    dat.writeByte(obj.getObjectModels().length);
                                    if (obj.getObjectModels().length > 0) {

                                        for (int i = 0; i < obj.getObjectModels().length; i++) {
                                            dat.writeShort(obj.getObjectModels()[i]);
                                        }

                                    }
                                }
                            }

                            if (obj.getName() != null && !obj.getName().equalsIgnoreCase("null")) {
                                dat.writeByte(2);
                                dat.write(obj.getName().getBytes());
                                dat.writeByte(10);
                            }

                            if (obj.getSizeX() != 1) {
                                dat.writeByte(14);
                                dat.writeByte(obj.getSizeX());
                            }

                            if (obj.getSizeY() != 1) {
                                dat.writeByte(15);
                                dat.writeByte(obj.getSizeY());
                            }

                            if (obj.getAnInt2094() == 0) {
                                dat.writeByte(17);
                            }

                            if (!obj.isaBool2114()) {
                                dat.writeByte(18);
                            }

                            if (obj.getAnInt2088() == 1) {
                                dat.writeByte(19);
                                dat.writeByte(1);
                            }

                            if (obj.getAnInt2105() >= 0) {
                                dat.writeByte(21);
                            }

                            if (obj.isNonFlatShading()) {
                                dat.writeByte(22);
                            }

                            if (obj.isaBool2111()) {
                                dat.writeByte(23);
                            }

                            if (obj.getAnimationID() != -1) {
                                dat.writeByte(24);
                                dat.writeShort(obj.getAnimationID());
                            }

                            if (obj.getAnInt2069() != 16) {
                                dat.writeByte(28);
                                dat.writeByte(obj.getAnInt2069());
                            }

                            if (obj.getAmbient() != 0) {
                                dat.writeByte(29);
                                dat.writeByte(obj.getAmbient());
                            }

                            if (obj.getContrast() != 0) {
                                dat.writeByte(39);
                                dat.writeByte(obj.getContrast());
                            }

                            if (!ArrayUtils.isEmpty(obj.getActions())) {
                                for (int i = 0; i < obj.getActions().length; i++) {
                                    if (obj.getActions()[i] != null) {
                                        dat.writeByte(i + 30);
                                        dat.write(obj.getActions()[i].getBytes());
                                        dat.writeByte(10);
                                    }
                                }
                            }

                            if (obj.getRecolorToFind() != null || obj.getRecolorToReplace() != null) {
                                dat.writeByte(40);
                                dat.writeByte(obj.getRecolorToFind().length);

                                for (int i = 0; i < obj.getRecolorToFind().length; i++) {
                                    dat.writeShort(obj.getRecolorToFind()[i]);
                                    dat.writeShort(obj.getRecolorToReplace()[i]);
                                }

                            }

                            if (obj.getRetextureToFind() != null || obj.getTextureToReplace() != null) {
                                dat.writeByte(41);
                                dat.writeByte(obj.getRetextureToFind().length);

                                for (int i = 0; i < obj.getRetextureToFind().length; i++) {
                                    dat.writeShort(obj.getRetextureToFind()[i]);
                                    dat.writeShort(obj.getTextureToReplace()[i]);
                                }

                            }

                            if (obj.isaBool2108()) {
                                dat.writeByte(62);
                            }

                            if (!obj.isaBool2097()) {
                                dat.writeByte(64);
                            }

                            if (obj.getModelSizeX() != 128) {
                                dat.writeByte(65);
                                dat.writeShort(obj.getModelSizeX());
                            }

                            if (obj.getModelSizeHeight() != 128) {
                                dat.writeByte(66);
                                dat.writeShort(obj.getModelSizeHeight());
                            }

                            if (obj.getModelSizeY() != 128) {
                                dat.writeByte(67);
                                dat.writeShort(obj.getModelSizeY());
                            }

                            if (obj.getMapSceneID() != -1) {
                                dat.writeByte(68);
                                dat.writeShort(obj.getMapSceneID());
                            }

                            if (obj.getAnInt768() != -1) {
                                dat.writeByte(69);
                                dat.writeByte(obj.getAnInt768());
                            }

                            if (obj.getOffsetX() != 0) {
                                dat.writeByte(70);
                                dat.writeShort(obj.getOffsetX());
                            }

                            if (obj.getOffsetHeight() != 0) {
                                dat.writeByte(71);
                                dat.writeShort(obj.getOffsetHeight());
                            }

                            if (obj.getOffsetY() != 0) {
                                dat.writeByte(72);
                                dat.writeShort(obj.getOffsetY());
                            }

                            if (obj.isaBool2104()) {
                                dat.writeByte(73);
                            }

                            if (obj.isSolid()) {
                                dat.writeByte(74);
                            }

                            if (obj.getAnInt2106() == 1) {
                                dat.writeByte(75);
                                dat.writeByte(obj.getAnInt2106());
                            }

                            // TODO fix varbits

                            // if (obj.getVarpID() != -1 || obj.getConfigId() !=
                            // -1 || obj.getConfigChangeDest() != null) {
                            // dat.writeByte(77);
                            // dat.writeShort(obj.getVarpID());
                            // dat.writeShort(obj.getConfigId());
                            // dat.writeByte(obj.getConfigChangeDest().length);
                            //
                            // for (int i = 0; i <
                            // obj.getConfigChangeDest().length; i++) {
                            // dat.writeShort(obj.getConfigChangeDest()[i]);
                            // }
                            //
                            // }

                            if (obj.getMapAreaId() != -1) {
                                dat.writeByte(82);
                                dat.writeShort(obj.getMapAreaId());
                            }

                            dat.writeByte(0);

                            int end = dat.size();

                            idx.writeShort(end - start);

                            double progress = ((double) (index + 1) / list.size()) * 100;

                            updateMessage(String.format("%.2f%s", progress, "%"));
                            updateProgress((index + 1), list.size());

                        }

                        Platform.runLater(() -> {
                            Dialogue.openDirectory("Would you like to view these files?", dir);
                        });

                        System.out.println(String.format("Dumped %d Object Definitions into 317 format.", list.size()));

                    } catch(Exception ex) {
                        ex.printStackTrace();
                    }

                }
                return null;
            }

        });

    }