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			1378 lines
		
	
	
		
			33 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			1378 lines
		
	
	
		
			33 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
import * as textModule from '../text';
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						|
import { Application } from '../application';
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import { getFileExtension } from '../utils';
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import { SDK_VERSION } from '../utils/constants';
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import type { IFileSystemAccess } from './file-system-access';
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let applicationContext: android.content.Context;
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function getApplicationContext() {
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	if (!applicationContext) {
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		applicationContext = Application.android.getNativeApplication().getApplicationContext();
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	}
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	return applicationContext;
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}
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function getOrSetHelper(path: string): org.nativescript.widgets.FileHelper {
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	return org.nativescript.widgets.FileHelper.fromString(getApplicationContext(), path);
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}
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function isContentUri(path: string): boolean {
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	if (typeof path === 'string' && path.startsWith('content:')) {
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		return true;
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	}
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	return false;
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}
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export class FileSystemAccess implements IFileSystemAccess {
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	private _pathSeparator = '/';
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	public getLastModified(path: string): Date {
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		const javaFile = new java.io.File(path);
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		return new Date(javaFile.lastModified());
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	}
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	public getFileSize(path: string): number {
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		const javaFile = new java.io.File(path);
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		return javaFile.length();
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	}
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	public getParent(path: string, onError?: (error: any) => any): { path: string; name: string } {
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		try {
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			const javaFile = new java.io.File(path);
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			const parent = javaFile.getParentFile();
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			return { path: parent.getAbsolutePath(), name: parent.getName() };
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		} catch (exception) {
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			// TODO: unified approach for error messages
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			if (onError) {
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				onError(exception);
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			}
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			return undefined;
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		}
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	}
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	public getFile(path: string, onError?: (error: any) => any): { path: string; name: string; extension: string } {
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		return this.ensureFile(new java.io.File(path), false, onError);
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	}
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	public getFolder(path: string, onError?: (error: any) => any): { path: string; name: string } {
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		const javaFile = new java.io.File(path);
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		const dirInfo = this.ensureFile(javaFile, true, onError);
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		if (!dirInfo) {
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			return undefined;
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		}
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		return { path: dirInfo.path, name: dirInfo.name };
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	}
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	public eachEntity(path: string, onEntity: (file: { path: string; name: string; extension: string }) => boolean, onError?: (error: any) => any) {
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		if (!onEntity) {
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			return;
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		}
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		this.enumEntities(path, onEntity, onError);
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	}
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	public getEntities(path: string, onError?: (error: any) => any): Array<{ path: string; name: string; extension: string }> {
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		const fileInfos = new Array<{
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			path: string;
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			name: string;
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			extension: string;
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		}>();
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		const onEntity = function (entity: { path: string; name: string; extension: string }): boolean {
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			fileInfos.push(entity);
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			return true;
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		};
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 | 
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		let errorOccurred;
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		const localError = function (error: any) {
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			if (onError) {
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				onError(error);
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			}
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			errorOccurred = true;
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		};
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		this.enumEntities(path, onEntity, localError);
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		if (!errorOccurred) {
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			return fileInfos;
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		}
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		return null;
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	}
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	public fileExists(path: string): boolean {
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		const file = new java.io.File(path);
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		return file.exists();
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	}
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	public folderExists(path: string): boolean {
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		const file = new java.io.File(path);
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		return file.exists() && file.isDirectory();
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	}
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	public deleteFile(path: string, onError?: (error: any) => any) {
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		try {
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			const javaFile = new java.io.File(path);
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			if (!javaFile.isFile()) {
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				if (onError) {
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					onError({
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						message: 'The specified parameter is not a File entity.',
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					});
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				}
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				return;
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			}
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			if (!javaFile.delete()) {
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				if (onError) {
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					onError({ message: 'File deletion failed' });
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				}
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			}
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		} catch (exception) {
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						|
			if (onError) {
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				onError(exception);
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			}
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		}
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	}
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	public deleteFolder(path: string, onError?: (error: any) => any) {
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		try {
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			const javaFile = new java.io.File(path);
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			if (!javaFile.getCanonicalFile().isDirectory()) {
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				if (onError) {
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					onError({
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						message: 'The specified parameter is not a Folder entity.',
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					});
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				}
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				return;
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			}
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			// TODO: Asynchronous
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			this.deleteFolderContent(javaFile);
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			if (!javaFile.delete()) {
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				if (onError) {
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					onError({ message: 'Folder deletion failed.' });
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				}
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			}
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		} catch (exception) {
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			if (onError) {
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				onError(exception);
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			}
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		}
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	}
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	public emptyFolder(path: string, onError?: (error: any) => any) {
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		try {
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			const javaFile = new java.io.File(path);
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			if (!javaFile.getCanonicalFile().isDirectory()) {
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				if (onError) {
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					onError({
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						message: 'The specified parameter is not a Folder entity.',
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					});
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				}
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				return;
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			}
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			// TODO: Asynchronous
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			this.deleteFolderContent(javaFile);
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		} catch (exception) {
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			if (onError) {
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				onError(exception);
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			}
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		}
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	}
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	public rename(path: string, newPath: string, onError?: (error: any) => any) {
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		const javaFile = new java.io.File(path);
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		if (!javaFile.exists()) {
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			if (onError) {
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				onError(new Error('The file to rename does not exist'));
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			}
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			return;
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		}
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		const newFile = new java.io.File(newPath);
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		if (newFile.exists()) {
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			if (onError) {
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				onError(new Error('A file with the same name already exists.'));
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			}
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			return;
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		}
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		if (!javaFile.renameTo(newFile)) {
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			if (onError) {
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				onError(new Error("Failed to rename file '" + path + "' to '" + newPath + "'"));
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			}
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		}
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	}
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	public getDocumentsFolderPath(): string {
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		const dir = getApplicationContext().getFilesDir();
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		return dir.getAbsolutePath();
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	}
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	public getExternalDocumentsFolderPath(): string {
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		const dirs = getApplicationContext().getExternalFilesDirs(null);
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		let dir;
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		if (dirs && dirs.length > 1) {
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			dir = dirs[dirs.length - 1];
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		}
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		if (!dir) {
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			dir = getApplicationContext().getExternalFilesDir(null);
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		}
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		return dir.getAbsolutePath();
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	}
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	public getLogicalRootPath(): string {
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		const dir = getApplicationContext().getFilesDir();
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		return dir.getCanonicalPath();
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	}
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	public getTempFolderPath(): string {
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		const dir = getApplicationContext().getCacheDir();
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		return dir.getAbsolutePath();
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	}
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	public getCurrentAppPath(): string {
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		return this.getLogicalRootPath() + '/app';
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	}
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	public copy = this.copySync.bind(this);
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	public copySync(src: string, dest: string, onError?: (error: any) => any) {
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		try {
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			return org.nativescript.widgets.Async.File.copySync(src, dest, getApplicationContext());
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		} catch (error) {
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			if (onError) {
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				onError(error);
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			}
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		}
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		return false;
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	}
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	public copyAsync(src: string, dest: string): Promise<boolean> {
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		return new Promise<boolean>((resolve, reject) => {
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			try {
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				org.nativescript.widgets.Async.File.copy(
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					src,
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					dest,
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					new org.nativescript.widgets.Async.CompleteCallback({
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						onComplete: (result: boolean) => {
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							resolve(result);
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						},
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						|
						onError: (err) => {
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							reject(err);
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						},
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					}),
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					getApplicationContext(),
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				);
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						|
			} catch (ex) {
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				reject(ex);
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						|
			}
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		});
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	}
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	public readBuffer = this.readBufferSync.bind(this);
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	public readBufferAsync(path: string): Promise<ArrayBuffer> {
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		return new Promise<ArrayBuffer>((resolve, reject) => {
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			try {
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				org.nativescript.widgets.Async.File.readBuffer(
 | 
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					path,
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					new org.nativescript.widgets.Async.CompleteCallback({
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						onComplete: (result: java.nio.ByteBuffer) => {
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							resolve((ArrayBuffer as any).from(result));
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						},
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						onError: (err) => {
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							reject(err);
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						},
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						|
					}),
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					null,
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						|
				);
 | 
						|
			} catch (ex) {
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						|
				reject(ex);
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						|
			}
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						|
		});
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	}
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	public readBufferSync(path: string, onError?: (error: any) => any) {
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						|
		try {
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			const javaFile = new java.io.File(path);
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			const stream = new java.io.FileInputStream(javaFile);
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						|
			const channel = stream.getChannel();
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			const buffer = new ArrayBuffer(javaFile.length());
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						|
			channel.read(buffer as any);
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						|
			return buffer;
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
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						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
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 | 
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	public read = this.readSync.bind(this);
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 | 
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	public readAsync(path: string): Promise<number[]> {
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		return new Promise<number[]>((resolve, reject) => {
 | 
						|
			try {
 | 
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				org.nativescript.widgets.Async.File.read(
 | 
						|
					path,
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					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: (result: number[]) => {
 | 
						|
							resolve(result);
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
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						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public readSync(path: string, onError?: (error: any) => any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileInputStream(javaFile);
 | 
						|
			const bytes = (<any>Array).create('byte', javaFile.length());
 | 
						|
			const dataInputStream = new java.io.DataInputStream(stream);
 | 
						|
			dataInputStream.readFully(bytes);
 | 
						|
 | 
						|
			return bytes;
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	static getBuffer(buffer: ArrayBuffer | Uint8Array | Uint8ClampedArray): any {
 | 
						|
		if (buffer instanceof ArrayBuffer) {
 | 
						|
			return (buffer as any).nativeObject || buffer;
 | 
						|
		} else {
 | 
						|
			return (buffer?.buffer as any)?.nativeObject || buffer;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public appendBuffer = this.appendBufferSync.bind(this);
 | 
						|
 | 
						|
	public appendBufferAsync(path: string, buffer: ArrayBuffer | Uint8Array | Uint8ClampedArray): Promise<void> {
 | 
						|
		return new Promise<void>((resolve, reject) => {
 | 
						|
			try {
 | 
						|
				org.nativescript.widgets.Async.File.appendBuffer(
 | 
						|
					path,
 | 
						|
					FileSystemAccess.getBuffer(buffer),
 | 
						|
					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: () => {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
 | 
						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public appendBufferSync(path: string, buffer: ArrayBuffer | Uint8Array | Uint8ClampedArray, onError?: (error: any) => any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileOutputStream(javaFile);
 | 
						|
			const channel = stream.getChannel();
 | 
						|
			channel.write(FileSystemAccess.getBuffer(buffer));
 | 
						|
			stream.close();
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public append = this.appendSync.bind(this);
 | 
						|
 | 
						|
	public appendAsync(path: string, bytes: androidNative.Array<number>): Promise<void> {
 | 
						|
		return new Promise<void>((resolve, reject) => {
 | 
						|
			try {
 | 
						|
				org.nativescript.widgets.Async.File.append(
 | 
						|
					path,
 | 
						|
					bytes,
 | 
						|
					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: () => {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
 | 
						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public appendSync(path: string, bytes: androidNative.Array<number>, onError?: (error: any) => any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileOutputStream(javaFile, true);
 | 
						|
			stream.write(bytes, 0, bytes.length);
 | 
						|
			stream.close();
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public writeBuffer = this.writeBufferSync.bind(this);
 | 
						|
 | 
						|
	public writeBufferAsync(path: string, buffer: ArrayBuffer | Uint8Array | Uint8ClampedArray): Promise<void> {
 | 
						|
		return new Promise<void>((resolve, reject) => {
 | 
						|
			try {
 | 
						|
				org.nativescript.widgets.Async.File.writeBuffer(
 | 
						|
					path,
 | 
						|
					FileSystemAccess.getBuffer(buffer),
 | 
						|
					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: () => {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
 | 
						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public writeBufferSync(path: string, buffer: ArrayBuffer | Uint8Array | Uint8ClampedArray, onError?: (error: any) => any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileOutputStream(javaFile);
 | 
						|
			const channel = stream.getChannel();
 | 
						|
			channel.write(FileSystemAccess.getBuffer(buffer));
 | 
						|
			stream.close();
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public write = this.writeSync.bind(this);
 | 
						|
 | 
						|
	public writeAsync(path: string, bytes: androidNative.Array<number>): Promise<void> {
 | 
						|
		return new Promise<void>((resolve, reject) => {
 | 
						|
			try {
 | 
						|
				org.nativescript.widgets.Async.File.write(
 | 
						|
					path,
 | 
						|
					bytes,
 | 
						|
					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: () => {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
 | 
						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public writeSync(path: string, bytes: androidNative.Array<number>, onError?: (error: any) => any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileOutputStream(javaFile);
 | 
						|
			stream.write(bytes, 0, bytes.length);
 | 
						|
			stream.close();
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public readText = this.readTextSync.bind(this);
 | 
						|
 | 
						|
	public readTextAsync(path: string, encoding?: any): Promise<string> {
 | 
						|
		let actualEncoding = encoding;
 | 
						|
		if (!actualEncoding) {
 | 
						|
			actualEncoding = textModule.encoding.UTF_8;
 | 
						|
		}
 | 
						|
 | 
						|
		return new Promise<string>((resolve, reject) => {
 | 
						|
			try {
 | 
						|
				org.nativescript.widgets.Async.File.readText(
 | 
						|
					path,
 | 
						|
					actualEncoding,
 | 
						|
					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: (result: string) => {
 | 
						|
							if (actualEncoding === textModule.encoding.UTF_8) {
 | 
						|
								// Remove UTF8 BOM if present. http://www.rgagnon.com/javadetails/java-handle-utf8-file-with-bom.html
 | 
						|
								result = FileSystemAccess._removeUtf8Bom(result);
 | 
						|
							}
 | 
						|
							resolve(result);
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
 | 
						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public readTextSync(path: string, onError?: (error: any) => any, encoding?: any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileInputStream(javaFile);
 | 
						|
 | 
						|
			let actualEncoding = encoding;
 | 
						|
			if (!actualEncoding) {
 | 
						|
				actualEncoding = textModule.encoding.UTF_8;
 | 
						|
			}
 | 
						|
			const reader = new java.io.InputStreamReader(stream, actualEncoding);
 | 
						|
			const bufferedReader = new java.io.BufferedReader(reader);
 | 
						|
 | 
						|
			// TODO: We will need to read the entire file to a CharBuffer instead of reading it line by line
 | 
						|
			// TODO: bufferedReader.read(CharBuffer) does not currently work
 | 
						|
			let line = undefined;
 | 
						|
			let result = '';
 | 
						|
			while (line !== null) {
 | 
						|
				line = bufferedReader.readLine();
 | 
						|
				if (line === null) {
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				if (result.length > 0) {
 | 
						|
					// add the new line manually to the result
 | 
						|
					// TODO: Try with CharBuffer at a later stage, when the Bridge allows it
 | 
						|
					result += '\n';
 | 
						|
				}
 | 
						|
 | 
						|
				result += line;
 | 
						|
			}
 | 
						|
 | 
						|
			if (actualEncoding === textModule.encoding.UTF_8) {
 | 
						|
				// Remove UTF8 BOM if present. http://www.rgagnon.com/javadetails/java-handle-utf8-file-with-bom.html
 | 
						|
				result = FileSystemAccess._removeUtf8Bom(result);
 | 
						|
			}
 | 
						|
 | 
						|
			bufferedReader.close();
 | 
						|
 | 
						|
			return result;
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	private static _removeUtf8Bom(s: string): string {
 | 
						|
		if (s.charCodeAt(0) === 0xfeff) {
 | 
						|
			s = s.slice(1);
 | 
						|
			//console.log("Removed UTF8 BOM.");
 | 
						|
		}
 | 
						|
 | 
						|
		return s;
 | 
						|
	}
 | 
						|
 | 
						|
	public appendText = this.appendTextSync.bind(this);
 | 
						|
 | 
						|
	public appendTextAsync(path: string, content: string, encoding?: any): Promise<void> {
 | 
						|
		let actualEncoding = encoding;
 | 
						|
		if (!actualEncoding) {
 | 
						|
			actualEncoding = textModule.encoding.UTF_8;
 | 
						|
		}
 | 
						|
 | 
						|
		return new Promise<void>((resolve, reject) => {
 | 
						|
			try {
 | 
						|
				org.nativescript.widgets.Async.File.appendText(
 | 
						|
					path,
 | 
						|
					content,
 | 
						|
					actualEncoding,
 | 
						|
					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: () => {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
 | 
						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public appendTextSync(path: string, content: string, onError?: (error: any) => any, encoding?: any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileOutputStream(javaFile, true);
 | 
						|
 | 
						|
			let actualEncoding = encoding;
 | 
						|
			if (!actualEncoding) {
 | 
						|
				actualEncoding = textModule.encoding.UTF_8;
 | 
						|
			}
 | 
						|
			const writer = new java.io.OutputStreamWriter(stream, actualEncoding);
 | 
						|
 | 
						|
			writer.write(content);
 | 
						|
			writer.close();
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public writeText = this.writeTextSync.bind(this);
 | 
						|
 | 
						|
	public writeTextAsync(path: string, content: string, encoding?: any): Promise<void> {
 | 
						|
		let actualEncoding = encoding;
 | 
						|
		if (!actualEncoding) {
 | 
						|
			actualEncoding = textModule.encoding.UTF_8;
 | 
						|
		}
 | 
						|
 | 
						|
		return new Promise<void>((resolve, reject) => {
 | 
						|
			try {
 | 
						|
				org.nativescript.widgets.Async.File.writeText(
 | 
						|
					path,
 | 
						|
					content,
 | 
						|
					actualEncoding,
 | 
						|
					new org.nativescript.widgets.Async.CompleteCallback({
 | 
						|
						onComplete: () => {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError: (err) => {
 | 
						|
							reject(err);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
					null,
 | 
						|
				);
 | 
						|
			} catch (ex) {
 | 
						|
				reject(ex);
 | 
						|
			}
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	public writeTextSync(path: string, content: string, onError?: (error: any) => any, encoding?: any) {
 | 
						|
		try {
 | 
						|
			const javaFile = new java.io.File(path);
 | 
						|
			const stream = new java.io.FileOutputStream(javaFile);
 | 
						|
 | 
						|
			let actualEncoding = encoding;
 | 
						|
			if (!actualEncoding) {
 | 
						|
				actualEncoding = textModule.encoding.UTF_8;
 | 
						|
			}
 | 
						|
			const writer = new java.io.OutputStreamWriter(stream, actualEncoding);
 | 
						|
 | 
						|
			writer.write(content);
 | 
						|
			writer.close();
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	private deleteFolderContent(file: java.io.File): boolean {
 | 
						|
		const filesList = file.listFiles();
 | 
						|
		if (filesList.length === 0) {
 | 
						|
			return true; // Nothing to delete, so success!
 | 
						|
		}
 | 
						|
 | 
						|
		let childFile: java.io.File;
 | 
						|
		let success = false;
 | 
						|
 | 
						|
		for (let i = 0; i < filesList.length; i++) {
 | 
						|
			childFile = filesList[i];
 | 
						|
			if (childFile.getCanonicalFile().isDirectory()) {
 | 
						|
				success = this.deleteFolderContent(childFile);
 | 
						|
				if (!success) {
 | 
						|
					break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			success = childFile.delete();
 | 
						|
		}
 | 
						|
 | 
						|
		return success;
 | 
						|
	}
 | 
						|
 | 
						|
	private ensureFile(javaFile: java.io.File, isFolder: boolean, onError?: (error: any) => any): { path: string; name: string; extension: string } {
 | 
						|
		try {
 | 
						|
			if (!javaFile.exists()) {
 | 
						|
				let created;
 | 
						|
				if (isFolder) {
 | 
						|
					created = javaFile.mkdirs();
 | 
						|
				} else {
 | 
						|
					javaFile.getParentFile().mkdirs();
 | 
						|
					created = javaFile.createNewFile();
 | 
						|
				}
 | 
						|
 | 
						|
				if (!created) {
 | 
						|
					// TODO: unified approach for error messages
 | 
						|
					if (onError) {
 | 
						|
						onError('Failed to create new java File for path ' + javaFile.getAbsolutePath());
 | 
						|
					}
 | 
						|
 | 
						|
					return undefined;
 | 
						|
				} else {
 | 
						|
					javaFile.setReadable(true);
 | 
						|
					javaFile.setWritable(true);
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			const path = javaFile.getAbsolutePath();
 | 
						|
 | 
						|
			return {
 | 
						|
				path: path,
 | 
						|
				name: javaFile.getName(),
 | 
						|
				extension: this.getFileExtension(path),
 | 
						|
			};
 | 
						|
		} catch (exception) {
 | 
						|
			// TODO: unified approach for error messages
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
 | 
						|
			return undefined;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	// TODO: This method is the same as in the iOS implementation.
 | 
						|
	// Make it in a separate file / module so it can be reused from both implementations.
 | 
						|
	public getFileExtension(path: string): string {
 | 
						|
		return getFileExtension(path);
 | 
						|
	}
 | 
						|
 | 
						|
	private enumEntities(path: string, callback: (entity: { path: string; name: string; extension: string }) => boolean, onError?: (error) => any) {
 | 
						|
		try {
 | 
						|
			let javaFile = new java.io.File(path);
 | 
						|
			if (!javaFile.getCanonicalFile().isDirectory()) {
 | 
						|
				if (onError) {
 | 
						|
					onError('There is no folder existing at path ' + path);
 | 
						|
				}
 | 
						|
 | 
						|
				return;
 | 
						|
			}
 | 
						|
 | 
						|
			const filesList = javaFile.listFiles();
 | 
						|
			const length = filesList.length;
 | 
						|
			let info;
 | 
						|
			let retVal;
 | 
						|
 | 
						|
			for (let i = 0; i < length; i++) {
 | 
						|
				javaFile = filesList[i];
 | 
						|
 | 
						|
				info = {
 | 
						|
					path: javaFile.getAbsolutePath(),
 | 
						|
					name: javaFile.getName(),
 | 
						|
				};
 | 
						|
 | 
						|
				if (javaFile.isFile()) {
 | 
						|
					info.extension = this.getFileExtension(info.path);
 | 
						|
				}
 | 
						|
 | 
						|
				retVal = callback(info);
 | 
						|
				if (retVal === false) {
 | 
						|
					break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
		} catch (exception) {
 | 
						|
			if (onError) {
 | 
						|
				onError(exception);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public getPathSeparator(): string {
 | 
						|
		return this._pathSeparator;
 | 
						|
	}
 | 
						|
 | 
						|
	public normalizePath(path: string): string {
 | 
						|
		if (SDK_VERSION >= 26) {
 | 
						|
			// the [''] is a trick to not have to create a android.net.URI
 | 
						|
			// and use the method with string signature
 | 
						|
			return java.nio.file.Paths.get(path, ['']).normalize().toString();
 | 
						|
		} else {
 | 
						|
			// for now it wont work on pre 26 as File does not normalize
 | 
						|
			const file = new java.io.File(path);
 | 
						|
			return file.getAbsolutePath();
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public joinPath(left: string, right: string): string {
 | 
						|
		const file1 = new java.io.File(left);
 | 
						|
		const file2 = new java.io.File(file1, right);
 | 
						|
 | 
						|
		return file2.getPath();
 | 
						|
	}
 | 
						|
 | 
						|
	public joinPaths(paths: string[]): string {
 | 
						|
		if (!paths || paths.length === 0) {
 | 
						|
			return '';
 | 
						|
		}
 | 
						|
 | 
						|
		if (paths.length === 1) {
 | 
						|
			return paths[0];
 | 
						|
		}
 | 
						|
 | 
						|
		let result = paths[0];
 | 
						|
		for (let i = 1; i < paths.length; i++) {
 | 
						|
			result = this.joinPath(result, paths[i]);
 | 
						|
		}
 | 
						|
 | 
						|
		return result;
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
export class FileSystemAccess29 extends FileSystemAccess {
 | 
						|
	__skip = true;
 | 
						|
	getLastModified(path: string): Date {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Date(getOrSetHelper(path).getLastModified() * 1000);
 | 
						|
		}
 | 
						|
		return super.getLastModified(path);
 | 
						|
	}
 | 
						|
 | 
						|
	getFileSize(path: string): number {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return getOrSetHelper(path).getSize();
 | 
						|
		}
 | 
						|
		return super.getFileSize(path);
 | 
						|
	}
 | 
						|
 | 
						|
	getParent(path: string, onError?: (error: any) => any): { path: string; name: string } {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return null;
 | 
						|
		}
 | 
						|
		return super.getParent(path, onError);
 | 
						|
	}
 | 
						|
	getFile(path: string, onError?: (error: any) => any): { path: string; name: string; extension: string } {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			try {
 | 
						|
				const file = getOrSetHelper(path);
 | 
						|
 | 
						|
				return {
 | 
						|
					path,
 | 
						|
					name: file.getName(),
 | 
						|
					extension: file.getExtension(),
 | 
						|
				};
 | 
						|
			} catch (e) {
 | 
						|
				if (typeof onError === 'function') {
 | 
						|
					onError(e);
 | 
						|
				}
 | 
						|
				return;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return super.getFile(path, onError);
 | 
						|
	}
 | 
						|
	getFolder(path: string, onError?: (error: any) => any): { path: string; name: string } {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return null;
 | 
						|
		}
 | 
						|
		return super.getFolder(path, onError);
 | 
						|
	}
 | 
						|
	getEntities(path: string, onError?: (error: any) => any): { path: string; name: string; extension: string }[] {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return null;
 | 
						|
		}
 | 
						|
		return super.getEntities(path, onError);
 | 
						|
	}
 | 
						|
	eachEntity(path: string, onEntity: (entity: { path: string; name: string; extension: string }) => boolean, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return null;
 | 
						|
		}
 | 
						|
		super.eachEntity(path, onEntity);
 | 
						|
	}
 | 
						|
	fileExists(path: string): boolean {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return org.nativescript.widgets.FileHelper.exists(applicationContext, path);
 | 
						|
		}
 | 
						|
		return super.fileExists(path);
 | 
						|
	}
 | 
						|
	folderExists(path: string): boolean {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return null;
 | 
						|
		}
 | 
						|
		return super.folderExists(path);
 | 
						|
	}
 | 
						|
	deleteFile(path: string, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			try {
 | 
						|
				getOrSetHelper(path).delete(applicationContext);
 | 
						|
			} catch (e) {
 | 
						|
				onError?.(e);
 | 
						|
			}
 | 
						|
		} else {
 | 
						|
			super.deleteFile(path, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
	deleteFolder(path: string, onError?: (error: any) => any) {
 | 
						|
		if (!isContentUri(path)) {
 | 
						|
			super.deleteFolder(path, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
	emptyFolder(path: string, onError?: (error: any) => any): void {
 | 
						|
		if (!isContentUri(path)) {
 | 
						|
			super.emptyFolder(path, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
	rename(path: string, newPath: string, onError?: (error: any) => any): void {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			getOrSetHelper(path).renameSync(applicationContext, newPath, callback);
 | 
						|
		} else {
 | 
						|
			super.rename(path, newPath, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public renameAsync(path: string, newPath: string): Promise<any> {
 | 
						|
		return new Promise<void>((resolve, reject) => {
 | 
						|
			getOrSetHelper(path).renameSync(
 | 
						|
				applicationContext,
 | 
						|
				newPath,
 | 
						|
				new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {
 | 
						|
						resolve();
 | 
						|
					},
 | 
						|
					onError(error) {
 | 
						|
						reject(error);
 | 
						|
					},
 | 
						|
				}),
 | 
						|
			);
 | 
						|
		});
 | 
						|
	}
 | 
						|
 | 
						|
	getDocumentsFolderPath(): string {
 | 
						|
		return super.getDocumentsFolderPath();
 | 
						|
	}
 | 
						|
	getTempFolderPath(): string {
 | 
						|
		return super.getTempFolderPath();
 | 
						|
	}
 | 
						|
	getLogicalRootPath(): string {
 | 
						|
		return super.getLogicalRootPath();
 | 
						|
	}
 | 
						|
	getCurrentAppPath(): string {
 | 
						|
		return super.getCurrentAppPath();
 | 
						|
	}
 | 
						|
 | 
						|
	appendBuffer = this.appendBufferSync.bind(this);
 | 
						|
 | 
						|
	appendBufferAsync(path: string, content: any): Promise<void> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise<void>((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).appendBuffer(
 | 
						|
					applicationContext,
 | 
						|
					FileSystemAccess.getBuffer(content),
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.appendAsync(path, content);
 | 
						|
	}
 | 
						|
 | 
						|
	appendBufferSync(path: string, content: any, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			getOrSetHelper(path).appendSync(applicationContext, FileSystemAccess.getBuffer(content), callback);
 | 
						|
		} else {
 | 
						|
			super.appendSync(path, content, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	append = this.appendSync.bind(this);
 | 
						|
 | 
						|
	appendAsync(path: string, content: any): Promise<void> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise<void>((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).append(
 | 
						|
					applicationContext,
 | 
						|
					content,
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.appendAsync(path, content);
 | 
						|
	}
 | 
						|
 | 
						|
	appendSync(path: string, content: any, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			getOrSetHelper(path).appendSync(applicationContext, content, callback);
 | 
						|
		} else {
 | 
						|
			super.appendSync(path, content, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	appendText = this.appendTextSync.bind(this);
 | 
						|
 | 
						|
	appendTextAsync(path: string, content: string, encoding?: any): Promise<void> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise<void>((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).appendText(
 | 
						|
					applicationContext,
 | 
						|
					content,
 | 
						|
					encoding ?? null,
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.appendTextAsync(path, content, encoding);
 | 
						|
	}
 | 
						|
 | 
						|
	appendTextSync(path: string, content: string, onError?: (error: any) => any, encoding?: any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			getOrSetHelper(path).appendTextSync(applicationContext, content, encoding ?? null, callback);
 | 
						|
		} else {
 | 
						|
			super.appendTextSync(path, content, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public readText = this.readTextSync.bind(this);
 | 
						|
 | 
						|
	readTextAsync(path: string, encoding?: any): Promise<string> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).readText(
 | 
						|
					applicationContext,
 | 
						|
					encoding ?? null,
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve(result);
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.readTextAsync(path, encoding);
 | 
						|
	}
 | 
						|
	readTextSync(path: string, onError?: (error: any) => any, encoding?: any): string {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			return getOrSetHelper(path).readTextSync(applicationContext, encoding ?? null, callback);
 | 
						|
		} else {
 | 
						|
			return super.readTextSync(path, onError, encoding);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	readBuffer = this.readBufferSync.bind(this);
 | 
						|
 | 
						|
	readBufferAsync(path: string): Promise<any> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).readBuffer(
 | 
						|
					applicationContext,
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve(result);
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.readBufferAsync(path);
 | 
						|
	}
 | 
						|
 | 
						|
	readBufferSync(path: string, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			const ret = getOrSetHelper(path).readBufferSync(applicationContext, callback);
 | 
						|
			if (ret) {
 | 
						|
				return null;
 | 
						|
			}
 | 
						|
			return (ArrayBuffer as any).from(ret);
 | 
						|
		}
 | 
						|
		return super.readBufferSync(path, onError);
 | 
						|
	}
 | 
						|
 | 
						|
	read = this.readSync.bind(this);
 | 
						|
 | 
						|
	readAsync(path: string): Promise<any> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).read(
 | 
						|
					applicationContext,
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve(result);
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.readAsync(path);
 | 
						|
	}
 | 
						|
 | 
						|
	readSync(path: string, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			return getOrSetHelper(path).readSync(applicationContext, callback);
 | 
						|
		}
 | 
						|
		return super.readSync(path, onError);
 | 
						|
	}
 | 
						|
 | 
						|
	writeText = this.writeTextSync.bind(this);
 | 
						|
 | 
						|
	writeTextAsync(path: string, content: string, encoding?: any): Promise<void> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise<void>((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).writeText(
 | 
						|
					applicationContext,
 | 
						|
					content,
 | 
						|
					encoding ?? null,
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.writeTextAsync(path, content, encoding);
 | 
						|
	}
 | 
						|
 | 
						|
	writeTextSync(path: string, content: string, onError?: (error: any) => any, encoding?: any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			getOrSetHelper(path).writeTextSync(applicationContext, content, encoding ?? null, callback);
 | 
						|
		} else {
 | 
						|
			super.writeTextSync(path, content, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	writeBuffer = this.writeBufferSync.bind(this);
 | 
						|
 | 
						|
	writeBufferAsync(path: string, content: any): Promise<void> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise<void>((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).writeBuffer(
 | 
						|
					applicationContext,
 | 
						|
					FileSystemAccess.getBuffer(content),
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.writeAsync(path, content);
 | 
						|
	}
 | 
						|
 | 
						|
	writeBufferSync(path: string, content: any, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			getOrSetHelper(path).writeSync(applicationContext, FileSystemAccess.getBuffer(content), callback);
 | 
						|
		} else {
 | 
						|
			super.writeSync(path, content, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	write = this.writeSync.bind(this);
 | 
						|
 | 
						|
	writeAsync(path: string, content: any): Promise<void> {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return new Promise<void>((resolve, reject) => {
 | 
						|
				getOrSetHelper(path).write(
 | 
						|
					applicationContext,
 | 
						|
					content,
 | 
						|
					new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
						onSuccess(result) {
 | 
						|
							resolve();
 | 
						|
						},
 | 
						|
						onError(error) {
 | 
						|
							reject(error);
 | 
						|
						},
 | 
						|
					}),
 | 
						|
				);
 | 
						|
			});
 | 
						|
		}
 | 
						|
		return super.writeAsync(path, content);
 | 
						|
	}
 | 
						|
 | 
						|
	writeSync(path: string, content: any, onError?: (error: any) => any) {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			let callback = null;
 | 
						|
			if (typeof onError === 'function') {
 | 
						|
				callback = new org.nativescript.widgets.FileHelper.Callback({
 | 
						|
					onSuccess(result) {},
 | 
						|
					onError(error) {
 | 
						|
						onError(error);
 | 
						|
					},
 | 
						|
				});
 | 
						|
			}
 | 
						|
			getOrSetHelper(path).writeSync(applicationContext, content, callback);
 | 
						|
		} else {
 | 
						|
			super.writeSync(path, content, onError);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	getFileExtension(path: string): string {
 | 
						|
		if (isContentUri(path)) {
 | 
						|
			return getOrSetHelper(path).getExtension();
 | 
						|
		}
 | 
						|
		return super.getFileExtension(path);
 | 
						|
	}
 | 
						|
	getPathSeparator(): string {
 | 
						|
		return super.getPathSeparator();
 | 
						|
	}
 | 
						|
	normalizePath(path: string): string {
 | 
						|
		return super.normalizePath(path);
 | 
						|
	}
 | 
						|
	joinPath(left: string, right: string): string {
 | 
						|
		return super.joinPath(left, right);
 | 
						|
	}
 | 
						|
	joinPaths(paths: string[]): string {
 | 
						|
		return super.joinPaths(paths);
 | 
						|
	}
 | 
						|
}
 |