Creates a file and sets it to read-only.
import java.io.File; import java.io.IOException; public class FileAttributesDemo { public static void main (String[] args) throws IOException { // Create a new file, by default canWrite=true, readonly=false File file = new File ("test.txt"); if (file.exists ()) { file.delete (); } file.createNewFile (); System.out.println ("Before. canWrite?" + file.canWrite ()); // set to read-only, atau canWrite = false */ file.setWritable (false); System.out.println ("After. canWrite?" + file.canWrite ()); } }
1. | List all roots | ||
2. | Getting a Proper URL from a File Object | ||
3. | Get the free space | ||
4. | Get the usable space | ||
5. | Get the total space | ||
6. | File Class Enhancements | ||
7. | Create a file and change its attribute to readonly |