Set up spring app with menu driven HDFS
This commit is contained in:
vedang29
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package com.skycrate.backend.skycrateBackend.controller;
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import com.skycrate.backend.skycrateBackend.dto.User;
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import com.skycrate.backend.skycrateBackend.repository.UserManager;
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import com.skycrate.backend.skycrateBackend.services.HDFSOperations;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import java.util.Scanner;
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@Component
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public class HDFScontroller implements Runnable {
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private final UserManager userManager;
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private final HDFSOperations hdfsOperations;
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@Autowired
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public HDFScontroller(UserManager userManager, HDFSOperations hdfsOperations) {
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this.userManager = userManager;
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this.hdfsOperations = hdfsOperations;
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}
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@Override
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public void run() {
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Scanner scanner = new Scanner(System.in);
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while (true) {
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System.out.print("Enter your username: ");
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String username = scanner.nextLine();
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System.out.print("Enter your password: ");
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String password = scanner.nextLine();
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if (!userManager.authenticate(username, password)) {
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System.out.println("❌ Authentication failed. Exiting...");
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return;
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}
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User user;
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try {
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user = userManager.getUser(username);
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} catch (Exception e) {
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System.out.println("❌ Error creating user: " + e.getMessage());
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return;
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}
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while (true) {
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System.out.println("\nChoose an option:");
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System.out.println("1. Create a folder");
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System.out.println("2. Upload a file (encrypted)");
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System.out.println("3. Upload a file to a specific folder (encrypted)");
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System.out.println("4. Download a file");
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System.out.println("5. Delete a file");
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System.out.println("6. Delete a folder");
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System.out.println("7. List files and folders");
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System.out.println("8. Exit");
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int choice = scanner.nextInt();
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scanner.nextLine(); // Consume newline
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try {
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switch (choice) {
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case 1:
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System.out.print("Enter folder name: ");
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hdfsOperations.createFolder(scanner.nextLine());
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break;
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case 2:
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System.out.print("Enter file path to upload: ");
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String filePath = scanner.nextLine();
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System.out.print("Enter HDFS destination path: ");
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String hdfsDestinationFolder = scanner.nextLine();
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System.out.print("Enter the name for the uploaded file: ");
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String uploadedFileName = scanner.nextLine();
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hdfsOperations.uploadFile(filePath, hdfsDestinationFolder, uploadedFileName, user);
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break;
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case 3:
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System.out.print("Enter folder name to upload to: ");
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String targetFolder = scanner.nextLine();
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System.out.print("Enter file path to upload: ");
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String fileToUpload = scanner.nextLine();
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System.out.print("Enter the name for the uploaded file: ");
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String uploadedFileNameSpecific = scanner.nextLine();
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hdfsOperations.uploadFile(fileToUpload, targetFolder, uploadedFileNameSpecific, user);
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break;
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case 4:
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System.out.print("Enter HDFS file path to download: ");
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String hdfsFilePath = scanner.nextLine();
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System.out.print("Enter local path to save the downloaded file: ");
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String localDownloadPath = scanner.nextLine();
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hdfsOperations.downloadFile(hdfsFilePath, localDownloadPath, user);
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break;
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case 5:
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System.out.print("Enter HDFS file path to delete: ");
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hdfsOperations.deleteFile(scanner.nextLine());
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break;
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case 6:
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System.out.print("Enter HDFS folder path to delete: ");
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hdfsOperations.deleteFolder(scanner.nextLine());
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break;
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case 7:
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System.out.print("Enter HDFS path to list files and folders: ");
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hdfsOperations.listFilesAndFolders(scanner.nextLine());
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break;
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case 8:
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System.out.println("✅ Exiting...");
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return;
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default:
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System.out.println("⚠️ Invalid option. Please try again.");
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}
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} catch (Exception e) {
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System.out.println("❌ Operation failed: " + e.getMessage());
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e.printStackTrace();
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}
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}
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}
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}
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}
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//package com.skycrate.backend.skycrateBackend.controller;
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//
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//import com.skycrate.backend.skycrateBackend.dto.User;
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//import com.skycrate.backend.skycrateBackend.repository.UserManager;
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//import com.skycrate.backend.skycrateBackend.services.HDFSOperations;
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//import org.springframework.beans.factory.annotation.Autowired;
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//import org.springframework.stereotype.Component;
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//
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//import java.util.Scanner;
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//
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//@Component
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//public class HDFScontroller implements Runnable {
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//
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// private final UserManager userManager;
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// private final HDFSOperations hdfsOperations;
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//
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// @Autowired
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// public HDFScontroller(UserManager userManager, HDFSOperations hdfsOperations) {
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// this.userManager = userManager;
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// this.hdfsOperations = hdfsOperations;
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// }
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//
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// @Override
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// public void run() {
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// Scanner scanner = new Scanner(System.in);
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//
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// while (true) {
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// System.out.print("Enter your username: ");
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// String username = scanner.nextLine();
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//
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// System.out.print("Enter your password: ");
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// String password = scanner.nextLine();
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//
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// if (!userManager.authenticate(username, password)) {
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// System.out.println("X Authentication failed. Exiting...");
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// return;
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// }
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//
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// User user;
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// try {
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// user = userManager.getUser(username);
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// } catch (Exception e) {
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// System.out.println("X Error creating user: " + e.getMessage());
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// return;
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// }
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//
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// while (true) {
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// System.out.println("\nChoose an option:");
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// System.out.println("1. Create a folder");
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// System.out.println("2. Upload a file (encrypted)");
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// System.out.println("3. Upload a file to a specific folder (encrypted)");
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// System.out.println("4. Download a file");
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// System.out.println("5. Delete a file");
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// System.out.println("6. Delete a folder");
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// System.out.println("7. List files and folders");
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// System.out.println("8. Exit");
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//
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// int choice = scanner.nextInt();
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// scanner.nextLine(); // Consume newline
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//
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// switch (choice) {
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// case 1:
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// System.out.print("Enter folder name: ");
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// hdfsOperations.createFolder(scanner.nextLine());
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// break;
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// case 2:
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// System.out.print("Enter file path to upload: ");
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// String filePath = scanner.nextLine();
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// System.out.print("Enter HDFS destination path: ");
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// String hdfsDestinationFolder = scanner.nextLine();
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// System.out.print("Enter the name for the uploaded file: ");
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// String uploadedFileName = scanner.nextLine();
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// hdfsOperations.uploadFile(filePath, hdfsDestinationFolder, uploadedFileName, user);
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// break;
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// case 3:
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// System.out.print("Enter folder name to upload to: ");
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// String targetFolder = scanner.nextLine();
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// System.out.print("Enter file path to upload: ");
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// String fileToUpload = scanner.nextLine();
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// System.out.print("Enter the name for the uploaded file: ");
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// String uploadedFileNameSpecific = scanner.nextLine();
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// hdfsOperations.uploadFile(fileToUpload, targetFolder, uploadedFileNameSpecific, user);
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// break;
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// case 4:
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// System.out.print("Enter HDFS file path to download: ");
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// String hdfsFilePath = scanner.nextLine();
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// System.out.print("Enter local path to save the downloaded file: ");
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// String localDownloadPath = scanner.nextLine();
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// hdfsOperations.downloadFile(hdfsFilePath, localDownloadPath, user);
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// break;
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// case 5:
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// System.out.print("Enter HDFS file path to delete: ");
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// hdfsOperations.deleteFile(scanner.nextLine());
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// break;
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// case 6:
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// System.out.print("Enter HDFS folder path to delete: ");
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// hdfsOperations.deleteFolder(scanner.nextLine());
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// break;
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// case 7:
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// System.out.print("Enter HDFS path to list files and folders: ");
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// hdfsOperations.listFilesAndFolders(scanner.nextLine());
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// break;
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// case 8:
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// System.out.println("Exiting...");
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// return;
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// default:
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// System.out.println("Invalid option. Please try again.");
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// }
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// }
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// }
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// }
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//}
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