File java

import java.io.File;  // Import the File class
File myObj = new File("filename.txt"); // Specify the filename

/*
canRead() 			Boolean 	Tests whether the file is readable or not
canWrite() 			Boolean 	Tests whether the file is writable or not
createNewFile() 	Boolean 	Creates an empty file
delete() 			Boolean 	Deletes a file
exists() 			Boolean 	Tests whether the file exists
getName() 			String 		Returns the name of the file
getAbsolutePath() 	String 		Returns the absolute pathname of the file
length() 			Long 		Returns the size of the file in bytes
list()		 		String[] 	Returns an array of the files in the directory
mkdir() 			Boolean 	Creates a directory
*/
The Cat Coder