Using Java FileInputStream to read the contents of a file into a byte array

Package Date0802;import Java.io.fileinputstream;import Java.io.ioexception;public class InputStream {@ Suppresswarnings ("resource") public static void main (string[] args) throws IOException {FileInputStream FileInputStream = new FileInputStream ("1.txt");//Gets the file size byte int length=fileinputstream.available ();//reads a file byte into an array of int bytesread=0;int Bytestoread=length;byte[] input=new byte[bytestoread];while (bytesread<bytestoread) {int result= Fileinputstream.read (Input,bytesread,bytestoread-bytesread); if (result==-1) Break;bytesread+=result;}                Fileinputstream.close (); System.out.println ((Bytesread==length));}}

Using Java FileInputStream to read the contents of a file into a byte array