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package bytearrayioapp;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

/**
 *
 * @author ICI Makati
 */
public class FileIOApp {
    public static void main(String args[]) throws IOException{
    
        //Create FileOutputStream
        FileOutputStream outStream = new FileOutputStream("test.txt");
        String s = "This is a test.";
        
        //Write current position values "s" into outStream(FileOutputStream)
        for(int i=0; i<s.length(); i++){
            outStream.write(s.charAt(i));
        }
        
        //close outStream
        outStream.close();
        
        //Create FileInputStream inStream
        FileInputStream inStream = new FileInputStream("test.txt");
        //count the number of bytes in the inStream
        int inBytes = inStream.available();
        
        System.out.println("inStream has "+inBytes+" available bytes");
        //move value of inBytes in byte array inBuf[]
        byte inBuf[] = new byte[inBytes];
        
        //Read the inStream and move red data into bytesRead
        int bytesRead = inStream.read(inBuf,0,inBytes);
        System.out.println(bytesRead+"bytes were read");
        System.out.println("They are:" + new String(inBuf,0));
        
        //close inStream
        inStream.close();
        File f=new File("test.txt");
        //delete test.txt
        f.delete();
    }

}