FileHandlingDemo.java

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;

public class FileHandlingDemo {
    public static void main(String[] args) {
        String filename = "sample.txt";
        String content = "This is the content written to sample.txt.\n" +
                "Java File Handling is demonstrated here.";

        // Write content to file
        try {
            FileWriter writer = new FileWriter(filename);
            writer.write(content);
            writer.close();
            System.out.println("Content written successfully to " + filename);
        } catch (IOException e) {
            System.out.println("Error writing to file: " + e.getMessage());
            return;
        }

        // Read content from file
        System.out.println("\n--- Reading from " + filename + " ---");
        try {
            File file = new File(filename);
            Scanner reader = new Scanner(file);
            while (reader.hasNextLine()) {
                System.out.println(reader.nextLine());
            }
            reader.close();
            System.out.println("\nFile reading completed.");
        } catch (IOException e) {
            System.out.println("Error reading the file: " + e.getMessage());
        }
    }
}